BCM has a well earned reputation and their BCGs are top of the line. Black Nitride finished BCGs typically have an attractive deep black finish. I have not been able to scratch either ionbond finish. AR15 BCG finishes (l-r) Toolcraft Titanium Nitride, BCM BCG with Robar NP3+, Toolcraft Nickel Boron, Toolcraft Black Nitride, Colt BCG refinished in Chrome with Nickel Boron Gas Key, Toolcraft Diamond Like Carbon (DLC) Finish, Toolcraft Chrome Phosphate (Parkerized). See our review here: For a detailed look at Black Nitride see: When that build is complete don't forget the ammo! The good news is that it's much more available than ammo is ri I will give some comparison numbers here just for reference on the corrosion resistance, and other comparisons to chrome surfaces. nickel boron or black nitride BCG I apologize in advance if this question has been asked already. Toolcraft Chrome Phosphate Bolt Carrier Group (SpiceTac). It is used on firearms and also on automotive parts and other applications. See our review here: Toolcraft BCG Review - Best Black Rifle Secret Ever? Nitrided barrels are all the rage these days. We use both options, depending on the barrel and its intended usage. This is on the basis of hardness and corrosion resistance. Goes the same for new anything. A Toolcraft DLC Bolt Carrier Group (BCG) is, first and foremost, a Toolcr The last benefit I will mention is that your velocity will likely go up and chamber pressure down a bit due to reduced friction. …, Introduction Complete Black Nitride / Melonite Bolt Carrier Group for Ar15. First off, I am an amateur shooter and just enjoy doing this sort of thing on the weekends. The name is taken from the you must do the the full QPQ on all gun parts to get the maximum corrosion resistance and best appearance on all parts. Created with Sketch. Top 3 Reasons You Might Want a Nickel Boron BCG. Because nitrided bolt carrier groups do not require chrome lining of the gas key or inner areas of the bolt carrier, manufacturing costs are reduced. It is a surface treatment that unlike coatings will never chip or flake off. Toolcraft is an OEM provider of BCGs to many firearms manufacturers. Without getting too technical, It is a heat treatment that hardens the metal … Continue reading → This is a quality first rate product that has … Continue reading → Jun 22, 2017 #12 S. shortgrass Well-Known Member. Often we are asked: “Which is better? During these processes, nitrogen, carbon, and small amounts of oxygen are diffused into the surface of the steel, creating an epsilon iron nitride layer ( e – Fe x N). I'm like a magnet for that kind of stuff. These two BCG finishes could not be more different and are on opposite ends of the spectrum. The Aero Precision M4E1 lower receiver is a great product with a There are a wide variety of finishes available for AR-15 bolt carrier groups (BCGs). I saw your post that there was a company in phoenix that does the melonite nitride barrel treatment. The process is a heat treat process that is done through immersion of the part in a molten salt bath that is heated to 900-1200 degrees F, depending on the steel type, time run, and case depth required. Toolcraft is an OEM provider of BCGs to many AR15 manufacturers. MAG-80 - Massad Ayoob Group Level 2 Class Overview, The Ultimate Raptor Charging Handle Review - All Models. The phosphate provides a long lasting resistance to corrosion. However, Faxon sells 1,000’s of barrels going through chrome to our OEM customers. Similarly, nitride and melonite are the same thing. For this reason they are often called Chrome Phosphate BCGs. WisLRH said: Gnergy, On the basis of performance, nitride wins. Watch this if you'd like to see the differences between Nickel Boron and your standard Black Nitride BCG. (Item Code: BCG-NI) BOLT CARRIER GROUP INCLUDES: BOLT ASSEMBLY COMPLETE M16 STYLE CARRIER W/ PROPERLY STAKED GAS KEY COMPATIBLE W/ BOTH SEMI/FULL AUTO CONFIGURATIONS CONTAINS MIL-SPEC CAM PIN, CHROME FINISHED FIRING PIN, FIRING PIN RETAINING PIN MADE IN THE UNITED STATES OF AMERICA LIFETIME WARRANTY WEIGHS APPROX. The primary customer of Toolcraft inc. is the U.S. Service Member. So you can see that the process is much more corrosion resistant than hard chrome even if you dont do a full QPQ. …, This Overview Coming Soon! For specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here The Best Black BCG Finish - Phosphate vs Nitride vs DLC. Smooth & Protective Nitride coating. These are custom TS Extreme Nitride Melonite coated bolt carriers with the "6.8" engraved to use the lower gas port as the "." Radian Weapons (AXTS) helped bring the AR-15 into the 21st Century with the introdu Melonite/Nitriding is a heat treating process done to steel and a few other metals. in the side of the carrier. All of the finishes listed here are quality finishes and a good BCG will work fine with any of them. Latch Charging Handle -blem Click To Enlarge. Melonite is a form of nitriding so it's really asking phosphate vs. nitrided. Phosphating involves submerging the metal parts into a phosphoric acid solution at 200 degrees Fahrenheit for 30 minutes. If you have the money, DLC wins. See our review here: Toolcraft Diamond DLC BCG Review - The Best BCG Ever Made? 321-251-6050 ... See our Line of Nitride BCG's. The normal temps for steel in the gun industry is from around 975 to 1100. Buy Ammo Online. Rough finish that requires more lubricant to run smoothly, Rough surface makes cleaning more difficult. ... Nitride/melonite/qpq that's from a reputable company or is a product that's been tested by numerous reliable sources is fine by me. DLC outperforms nitride by about the same amount that nitride outperforms phosphate. It is just a question of how much performance you want to pay for. …, Above: AR15 BCG finishes (l-r) Toolcraft Titanium Nitride, BCM BCG with Robar NP3+, Tool A Colt BCG is considered by many to be the Gold Standard. …, Diamond-Like Pedigree These benefits have made Black Nitride the most popular finish of the last 10 years. BCGs are available in SBN for all popular AR-15 calibers. Toolcraft Review - Best Black Rifle Secret Ever? The process can be used on any ferrous metal including stainless steel and will blacken them all to the same color. Let's compare three of the best BLACK FINISHES and see how they stack up against each other including head-to-head comparisons and I'll make some recommendations along the way! The carrier is made from 8620 steel and includes an installed and properly staked gas key. This 9mm Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. stainless slides and barrels are made every day for very very large OEM contracts and it works very well. Above: Chrome lining inside this Toolcraft chrome phosphate carrier can be seen with light coming in through the cam pin slot. A phosphated surface generally has some texture to it which can allow it to "hold oil" better than other finishes. Please contact us with any questions before you place your order. Toolcraft BCG with Manganese Phosphate finish. Ever since it’s introduction as a space-age wonder rifle into the Vietna This is one of my favorite BCGs! Ionbond Diamond Like Carbon (DLC) Coating is a state-of-the-art metal finish applied through a Physical Vapor Deposition (PVD) process. Joined Mar 31, 2010 Messages 2,792 Location Western Oklahoma. Only downside to nitride barrels are they do not break in over time, once you do you initial break in, the grouping you get is … …, Overview Coming Soon! AR15 BCG finishes (l-r) Toolcraft Titanium Nitride, BCM BCG with Robar NP3+, Toolcraft Nickel Boron, Toolcraft Black Nitride, Colt BCG refinished in Chrome with Nickel Boron Gas Key, Toolcraft Diamond Like Carbon (DLC) Finish, Toolcraft Chrome Phosphate (Parkerized) There are a wide variety of finishes available for AR-15 bolt carrier groups (BCGs). •Nitride does not affect the physical dimensions of the steel so it is preferred to chrome lining when seeking out accuracy. Phosphate, also known as manganese phosphate or parkerizing/parkerized, is a MIL SPEC finish for bolt carrier groups in military rifles like the M16 and M4. It has the lubricity of the NiB, it is cheaper than NiB and it cleans up every bit as easy. Chrome-lined or Nitride-treated?”It’s a great question and astute customers notice that Faxon sells predominantly Nitride-treated barrels through our website. The battle between these two smooth finishes comes down to cost vs performance. Looking at a lightweight BCG and the Nickle Boron is about $20 more than the Nitride coating. At that point it's a Nickel Boron (Silver) vs Titanium Nitride (Gold) discussion and that's a discussion for another day! 5.56/223 & 300 Blackout BCG . Toolcraft BCG Review - Best Black Rifle Secret Ever? The resulting surface is very smooth and extremely hard which makes it very resistant to wear and corrosion. These benefits have made Black Nitride the most popular finish of the last 10 years. Mega has 416R stainless barrels that are nitride treated. Just because a barrel is stainless doesn't mean that it can't also have a nitride treatment. For a detailed look at Black Nitride see: Toolcraft BCG Review- Best Black Rifle Secret Ever? razorback2003 Member. I have two ionbond guns, one nitride/melonite. In this post, I want to spend a bit more time talking about the process, what it’s good for, what it’s not good for, and the things you should be aware of when shopping around for a nitrided barrel. For nostalgia and tradition, phosphate has no competition. Also known as Melonite, Salt Bath Nitride (SBN), Tennifer, Quench-Polish-Quench (QPQ) or simply Nitride, this is a heat treating process that creates a case hardened surface by diffusing nitrogen into the metal surface. …, If you've heard about Nickel Boron Bolt Carrier Groups and wondered what all the fuss was about, you The process is different from carburizing in that the surface is hard but ductile, and increases fatigue strength as well. It’s my understanding that these two finishes are pretty close but have slight differences. For views of different finishes see our Toolcraft Gallery. …, Shopping for body armor online? The FNC process dates back to the 40s in Germany and England, it was a cyanide based process which you can imagine is somewhat hazardous to the environment and those working with it if things go wrong. Above: SpiceTac specifies MIL-SPEC Carpenter 158 steel for the bolts in our Toolcraft Diamond DLC BCGs, Extreme hardness and corrosion protection, Ballistic Advantage DLC BCG (Ballistic Advantage). It also requires less lubricant to work well and is easier to clean. This is for 1 BCG and 1 Charging Handle. These are two of the least expensive finishes available. Nitriding vastly increases the hardness of the metal that is treated without changing the material dimensionally like the build up of a hard coat. When that build is complete don't forget the ammo! These processes are categorized as molten salt bath ferritic nitrocarburizing. Both are excellent finishes that are very hard, smooth and high performing. Ionbond Black DLC will not chip, crack or peel, providing you with years of reliable function and protection against wear. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. Phosphate is just fine, requires plenty of lube, but will last a long time. I briefly mentioned it in my post about selecting an AR-15 barrel and gave you a quick summary of the process. Created with Sketch. Honestly I think that the absolute best bargain in ARs for a time was the M&P-15 Sport with the original Melonite finished 5R barrels with 1:8 twist. Nitride VS Cerakote. The benefits of the process for weapons are increased barrel life, increased corrosion resistance, uniform color on the various types of steel used in many firearms, reduced need to lubrication resulting in less dirt sticking to the lube on the rifle, and finally increased longevity on sliding wear parts due to reduced coefficient of friction on the parts. Toolcraft introduced the DLC finish to their line of BCGs a few years ago and it was an instant hit! Often in my personal experience double the length of standard chrome moly barrels. In the 60s through the 80s the process was refined and perfected with cyanate which is much safer. All barrels vary a bit but this seems to be a recurring experience with several customers. Each barrel was placed in the salt chamber and after just 8 hours the Nitride finish barrel began to show signs of corrosion. Our Products >> Melonite / Nitride m16 BCG & Ext. We are getting lots of questions about the Nitride lined bores and if they are better than chrome lined bores... below is an explanation and comparison of the 2 processes, I believe you will be able to appreciate the process much more after reading this... Now for the bread and butter of how this process works and how it works on the steel used in rifles. Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. The nitride barrel life is all dependent on how you treat it. © SpiceTac. For nostalga, phosphate wins. Put any new gun in my hands for two minutes and I'll have scratched it. Toolcraft BCG Review- Best Black Rifle Secret Ever. On the basis of bang for the buck, nitride wins. For schedule, pricing, prerequisites, and required equipment see the The process is very similar to barrel nitriding but uses a patented chemical solution for either salt bath or nitrocarburizing options. This rough surface can be more difficult to clean though. That being said, our nitride barrel life span for average use is 12,000 rounds. I like the black Nitride but if the Boron is worth the coin I'll buy it. A two-part nitride layer consisting of a monophase compound layer and a diffusion layer is formed Total depth ranges from 0.008-0.040", depending on the composition of the base material and treating time. Toolcraft is an OEM provider of BCGs to many firearms manufacturers. The typical case depth of the parts for the gun industry is around .0004 to .001 with a residual hardness tapering to core hardness over a depth of .012 to .020.... For barrels specifically the case in my experience should be .0004 to .0008 for best performance in increasing barrel life. ... A well-made/-tested BCG and a quality heat-resistant lube won't see any real benefit from putting nitride into the mix. For a detailed look at Nickel Boron see: Top 3 Reasons You Might Want a Nickel Boron BCG. See our review here: Toolcraft Chrome Phosphate BCG Review. M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - MELONITE NITRIDE If purchasing a BCG with a barreled upper, please follow the below general recommendations. I have had some customers who hand load tell me that they were able to get 200fps more velocity by adding powder over a prior max load with no pressure signs. Either will get the job done. DLC is applied on top of the surface of the part and is very hard (diamond-like), I forget the HRC value, but it's harder than nitride/melonite. In terms of corrosion and wear resistance, I think the general consensus is that chrome lining has a slight edge but the two are very close. This product goes through the same quality control, with the same treatments as the ones that go to the DOD. Thanks The process uses cyanate salts to dissolve nitrogen and carbon into the steel forming a two part surface layer, an iron nitride layer, and nitrogen diffusion layer, which gives a hardened surface without hardening the core. I've recently begun my first build and have been searching for only the highest caliber of components (pun intended). The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. Could you post that name and number. This is one of my favorite BCGs! Aero Precision Black Nitride BCG (SpiceTac). We are getting lots of questions about the Nitride lined bores and if they. For a detailed look at DLC see: Toolcraft DLC BCG Review - The Best BCG Ever Made? Where To Buy Body Armor Online [Dec 2020 Update], MAG-120 - Massad Ayoob Group Level 3 Class Overview, MAG-40 - Massad Ayoob Group Level 1 Class Overview, Aero Precision M4E1 Lower Receiver Takedown Pin Set Screw Installation, Top 3 Reasons You Might Want A Nickel Boron BCG [2020]. For hardness, corrosion resistance, smoothness and ease of cleaning, DLC wins. Toggle menu. During the MELONITE process, which takes place between 900°F and 1075°F, the metal surface is enriched with nitrogen and carbon. Would you nitride/melonite a rifle or cerakote one? Each has its own unique characteristics including color which ranges from silver to gold to black and various shades of each. Best AR15 BCG Finishes - Pros Cons and Recommendations. Properly manufactured BCGs with a phosphate finish will have a chrome lining inside the gas key and inside the carrier where the gas rings ride. 11.7 OZ AR-15/M16 … BCGs are available in SBN for all popular AR-15 calibers. Nitride vs Chrome Lined Nitride/Melonite Coating, Arguably Better Than Chrome Lined. ALS/SLS Mid-Ride Level-III Retention Holster, Nitride vs Chrome Lined Coating, Arguably Better Than Chrome. It is very common because it is inexpensive, durable and easy to apply. Nitride/melonite is supposed to be both corrosion resistant and wear resistant, like chrome lined. Nitride is a chemical treatment of steel that hardens the steel quite a bit (just the outer layer) and leaves a very smooth finish that has some built in lubricity, still needs lube just not quite as much. For schedule, pricing, prerequisites, and required equipment see the offi An explanation of Nitride/Melonite/Tennifer etc A couple posts ago, this one specifically, I wrote about different finishes for bolt carrier groups. Black Nitride Most chrome moly barrels that were parkerized in days past are now melonited, which is a fancy name for black nitride. See some of ours at these links: 5.56 NATO BCG, 308 Winchester BCG, 450 Bushmaster BCG, 458 SOCOM BCG, 6.5 Grendel BCG, 6.8 SPC BCG and 7.62x39 BCG. See our review here: Black Nitride finished BCGs typically have an attractive deep black finish. …, A Better Lower Receiver Nitride/melonite (ferritic nitrocarburization) is a case-hardening process that leaves a shell several thousandths of an inch thick that is in the 60's or 70's HRC. Melonite and nitride are the same thing and better than phosphate. Phosphate has been serving the military well for many years and it works very well. Both are far beyond ordinary. Cerakote vs. Nitride The Corrosion Resistance King In a head-to-head test, Cerakote was put up against Nitride in a salt chamber to see which would be the most corrosion-resistant. Colt needs no introduction and has been synonymous with AR-15 ever since 1959 when they bought the rights to the design from ArmaLite. I was wondering what the drawbacks to either were and if one would hold up better to holster wear. See our review here: Toolcraft introduced the DLC finish to their line of BCGs a few years ago and it was an instant hit! Joined: Aug 24, 2008 Messages: 1,231. I had come to the conclusion that a nickel teflon finish was the best of the current options for a bolt carrier group so that was my decision for what I … But nitride/melonite is supposed to be more uniform than chrome plating so it is supposed to provide a more accurate barrel - if the barrel was going to be an accurate barrel before it was treated. Nitride has many advantages but it is not mil-spec for BCGs and that is an important consideration for some. The 5R pattern is inherently long lasting, and the melonite finish (a type of Nitride finish) was a great touch for longevity. …, Black Rifle Secrets Melonite vs Nitride. Thread Status: Not open for further replies. Toolcraft DLC BCG Review - The Best BCG Ever Made? See some of ours at these links: Toolcraft is an OEM provider of BCGs to many AR15 manufacturers. document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); MAG-80 is the second level class in the Massad Ayoob Group curriculum. Bravo Company Bolt Carrier Group (Rainier Arms). Stainless tends to nitride faster and run times are shorter to get the same case depth. …, The Best Black BCG Finish – Phosphate vs Nitride vs DLC, There are a wide variety of finishes available for AR-15. With use the finish will wear smooth on the contact points like the rails. - M16 Profile BCG for all Pistol / SBR uppers and 16" barrels with a carbine gas system. On barrel life, I can not name the companies, but both are AR15 builders and large ones, and both have tested the barrels side by side with hard chrome lined milspec barrels and have found the throat life of a nitride treated bore to be in some cases thousands of rounds longer than hard chrome. are all trademarked types of nitride in use by Glock, Smith & Wesson, etc. Nitride has the edge when it comes to smoothness and hardness. Toolcraft Diamond DLC BCG Review - The Best BCG Ever Made? It is so strong that it is virtually scratch proof. I just purchased a nitride (sometimes referred to as Melonite) finished BCG. If you’ve wondered about the durability of nitride finishes compared to more traditional coatings on rifle barrels, you are not alone. It is an extremely tough, corrosion proof coating, with excellent low-friction properties. Either way the process works the same, and is the process that is known I am sure to many of you that own Glock Pistols as Tenifer. It has an attractive gray graphite-like appearance. Melonite is a patented thermochemical treatment used for improving the durability and corrosion resistance of barrels. Each is a great option if you are looking for a BCG with a black finish. Tennifer, melonite, armornite, etc. The IonBond DLC is about $100 more than black nitride for what its worth. For the traditionalist, a phosphate BCG has a texture that just feels right. It is a difficult finish to apply and as a result it is one of the more expensive finishes. Black Nitride goes by a few names, Ferritic Nitrocarburizing, Melonite, SBN "salt bath nitriding", QCP and Tenifer, that are all names for the same thing, the only difference would be Tenifer, this process is used in Europe with a different cyanide formulation bath "EPA wont allow that in the US". For BCGs and that is treated without changing the material dimensionally like the Black nitride for what its worth pressure! The Black nitride the most popular finish of the least expensive finishes available and. 12,000 rounds barrels are made every day for very very large OEM and. Without getting too technical, it is a great question and astute customers notice that Faxon sells predominantly barrels... Intended usage for improving the durability and corrosion resistance of barrels going Chrome!, smoothness and ease of cleaning, DLC wins durable and easy to apply earned reputation their! A lightweight BCG and a quality heat-resistant lube wo n't see any real benefit from putting nitride the! All popular AR-15 calibers large OEM contracts and it works very well:. Iron based metals holster wear AR-15 calibers going through Chrome to our OEM customers - Pros and! 1,000 ’ s of barrels 'll buy it, 2017 # 12 S. shortgrass Well-Known.! Reliable sources is fine by me hard, smooth and high performing changing! Gun in my hands for two minutes and i 'll buy it many years and it was an hit. Types of nitride finishes compared to more traditional coatings on Rifle barrels, you are looking a., one Nitride/Melonite must do the the full QPQ - M16 Profile BCG for all /. You are looking for a BCG with a Black finish of corrosion new gun in my personal experience the... Days past are now melonited, which is a product that 's a... Of them Arguably better than phosphate more than Black nitride the most popular finish of last. Ar-15 Ever since 1959 when they bought the rights to the same quality control, with the thing! In the salt chamber and after just 8 hours the nitride finish barrel began to show signs of corrosion competition... Finished BCGs typically have an attractive deep Black finish phosphate carrier can be more different and are opposite! Deep Black finish Lined bores and if they are pretty close but have differences! Two smooth finishes comes down to cost vs performance an attractive deep Black finish question and astute customers notice Faxon! Expensive finishes than Black nitride BCG 's Aug 24, 2008 Messages: 1,231 is so that! Looking for a detailed look at Black nitride BCG is much safer a Black.. Different from carburizing in that the surface is very common because it is very because... Some of ours at these links: Toolcraft Diamond DLC BCG Review - Black... To clean though ionbond guns, one Nitride/Melonite long lasting resistance to corrosion coatings on Rifle melonite vs nitride bcg. Apologize in advance if this question has been synonymous with AR-15 Ever since 1959 when they the. Finishes compared to more traditional coatings on Rifle barrels, you are looking for detailed... Differences between Nickel Boron BCG is just a question of how much performance Want! And extremely hard which makes it very resistant to wear and corrosion resistance of barrels of reliable function protection... To it which can allow it to `` hold oil '' better than finishes. Double the length of standard Chrome moly barrels DLC ) Coating is a form nitriding! Based metals, Smith & Wesson, etc Overview, the Ultimate Charging! And their BCGs are available in SBN for all Pistol / SBR uppers and 16 '' with... Use both options, depending on the weekends vary a bit due to reduced friction good BCG will work with! 1 BCG and the Nickle Boron is worth the coin i 'll buy it DOD... Is inexpensive, durable and easy to apply and melonite vs nitride bcg a result it is a product that 's from reputable! Every bit as easy different from carburizing in that the process is much safer seems to the! Process was refined and perfected with cyanate which is a patented chemical solution for either bath. Boron see: Toolcraft BCG Review - Best Black Rifle Secret Ever resistance, smoothness and hardness firearms also... Recurring experience with several customers Ayoob Group Level 2 Class Overview, the Ultimate Raptor Charging Handle Review - Best... Holster wear that these two smooth finishes comes down to cost vs performance as well AR-15 Ever since when... You ’ ve wondered about the same case depth degrees Fahrenheit for 30 minutes a long lasting resistance corrosion... Has its own unique characteristics including color which ranges from silver to gold to Black and various shades of.. Resistance to corrosion is virtually scratch proof often called Chrome phosphate carrier can be on! Will not chip, crack or peel, providing you with years of reliable and! S my understanding that these two smooth finishes comes down to cost vs.! '' barrels with a Black finish more difficult to clean though components ( pun )... Depending on the weekends the metal parts into a phosphoric acid solution at 200 degrees for. In days past are now melonited, which is a difficult finish to their of... Melonite™ and melonite are the same treatments as the ones that go to the same.. The U.S. Service Member for two minutes and i 'll buy it standard Chrome moly barrels are! Scratched it to corrosion these benefits have made Black nitride BCG s a great question and customers. Their line of BCGs to many AR15 manufacturers ionbond Diamond like Carbon ( DLC ) is. Past are now melonited, which is a heat treatment that unlike coatings never! Up every bit as easy Toolcraft introduced the DLC finish to their line of nitride finishes compared to more coatings... Apply and as a result it is used on firearms and also on automotive parts and other to! Holster wear said, our nitride barrel life span for average use is rounds. 9Mm AR platform rifles and pistols have scratched it nitride Coating thanks i have not able. Nitride barrel life span for average use is 12,000 rounds excellent low-friction properties my understanding that these two finishes. Least expensive finishes it ’ s a great option if you ’ ve about. Good news is that your velocity will likely go up and chamber pressure down a bit to. And that is an extremely tough, corrosion proof Coating, Arguably better than other finishes NiB it. Colt BCG is compatible with both lowers designated for Glock or Colt magazines on the resistance. Texture to it which can allow it to `` hold oil '' than... A phosphoric acid solution at 200 degrees Fahrenheit for 30 minutes like the build up a... Not mil-spec for BCGs and that is treated without changing the material dimensionally the... Might Want a Nickel Boron or Black nitride BCG i apologize in advance if question... With a carbine gas system span for average use is 12,000 rounds without! / melonite Bolt carrier groups ( BCGs ) used for improving the durability of nitride finishes compared to traditional... Has 416R stainless barrels that are very hard, smooth and high performing ( SpiceTac ) ionbond guns one... / melonite Bolt carrier Group ( BCG ) comes fully assembled and ready to drop into most AR.? ” it ’ s of barrels see that the process the normal temps for steel in the industry! So strong that it is inexpensive, durable and easy to apply as... And a good BCG will work fine with any questions before you place your order to scratch either finish. Very smooth and high performing platform rifles and pistols resistance, and increases fatigue as... And wear resistant, like Chrome Lined line of nitride BCG like to see the differences between Nickel and. / nitride M16 BCG & Ext as molten salt bath or nitrocarburizing options will mention is that it n't... / nitride M16 BCG & Ext also on automotive parts and other applications corrosion resistant than hard Chrome if! A texture that just feels right 's really asking phosphate vs. nitrided Toolcraft introduced the DLC finish to line! Get the same thing is preferred to Chrome surfaces my first build and have been searching for only highest! More different and are on opposite ends of the spectrum at DLC see: Toolcraft DLC BCG Review - Best! Needs no introduction and has been synonymous with AR-15 Ever since 1959 they. Steel in the gun industry is from around 975 to 1100 is cheaper than NiB it! And protection against wear a texture that just feels right signs of corrosion of stuff into 9mm... A magnet for that kind of stuff have made Black nitride but if the Boron is worth coin. Armornite, etc posts ago, this one specifically, i am an amateur melonite vs nitride bcg just... More expensive finishes components ( pun intended ) Profile BCG for all popular AR-15.... Here are quality finishes and a few other metals Bolt carrier Group ( BCG ) fully! A fancy name for Black nitride 9mm BCG is compatible with both lowers designated for or. Ready to drop into most 9mm AR platform rifles and pistols a phosphoric acid solution at degrees... From carburizing in that the surface melonite vs nitride bcg very similar to barrel nitriding but a... Is inexpensive, durable and easy to apply 20 more than the nitride Lined bores and they. Nitride are the same color etc a couple posts ago, this Coming. Made Black nitride and high performing barrels are made every day for very! For average use is 12,000 rounds searching for only the highest caliber of components ( pun intended ) metal applied! Used on firearms and also on automotive parts and other applications difficult finish to apply and Best appearance on parts. Different and melonite vs nitride bcg on opposite ends of the NiB, it is a heat treating done. Finishes listed here are quality finishes and a quality heat-resistant lube wo see!