in the side of the carrier. Often we are asked: “Which is better? In the 60s through the 80s the process was refined and perfected with cyanate which is much safer. 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 … Without getting too technical, It is a heat treatment that hardens the metal … Continue reading → 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). BCGs are available in SBN for all popular AR-15 calibers. I have two ionbond guns, one nitride/melonite. I was wondering what the drawbacks to either were and if one would hold up better to holster wear. This product goes through the same quality control, with the same treatments as the ones that go to the DOD. 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. 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. This rough surface can be more difficult to clean though. It has an attractive gray graphite-like appearance. …, The Best Black BCG Finish – Phosphate vs Nitride vs DLC, There are a wide variety of finishes available for AR-15. Aero Precision Black Nitride BCG (SpiceTac). The process is different from carburizing in that the surface is hard but ductile, and increases fatigue strength as well. 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. It is very common because it is inexpensive, durable and easy to apply. Created with Sketch. Joined: Aug 24, 2008 Messages: 1,231. See our review here: Toolcraft Chrome Phosphate BCG Review. Radian Weapons (AXTS) helped bring the AR-15 into the 21st Century with the introdu nickel boron or black nitride BCG I apologize in advance if this question has been asked already. …, Introduction See our review here: Toolcraft BCG Review - Best Black Rifle Secret Ever? A Colt BCG is considered by many to be the Gold Standard. These benefits have made Black Nitride the most popular finish of the last 10 years. Created with Sketch. Black Nitride Most chrome moly barrels that were parkerized in days past are now melonited, which is a fancy name for black nitride. Thread Status: Not open for further replies. Melonite/Nitriding is a heat treating process done to steel and a few other metals. 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. Toolcraft Diamond DLC BCG Review - The Best BCG Ever Made? 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. For views of different finishes see our Toolcraft Gallery. This is one of my favorite BCGs! For nostalgia and tradition, phosphate has no competition. 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. It is an extremely tough, corrosion proof coating, with excellent low-friction properties. I like the black Nitride but if the Boron is worth the coin I'll buy it. Put any new gun in my hands for two minutes and I'll have scratched it. For a detailed look at DLC see: Toolcraft DLC BCG Review - The Best BCG Ever Made? WisLRH said: Gnergy, 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. The 5R pattern is inherently long lasting, and the melonite finish (a type of Nitride finish) was a great touch for longevity. The primary customer of Toolcraft inc. is the U.S. Service Member. 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. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. Either will get the job done. …, Diamond-Like Pedigree Thanks If you have the money, DLC wins. Joined Mar 31, 2010 Messages 2,792 Location Western Oklahoma. For hardness, corrosion resistance, smoothness and ease of cleaning, DLC wins. It is used on firearms and also on automotive parts and other applications. There are a wide variety of finishes available for AR-15 bolt carrier groups (BCGs). 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 … 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). When that build is complete don't forget the ammo! DLC outperforms nitride by about the same amount that nitride outperforms phosphate. These two BCG finishes could not be more different and are on opposite ends of the spectrum. 5.56/223 & 300 Blackout BCG . The last benefit I will mention is that your velocity will likely go up and chamber pressure down a bit due to reduced friction. …, Shopping for body armor online? It is so strong that it is virtually scratch proof. The name is taken from the 11.7 OZ AR-15/M16 … All barrels vary a bit but this seems to be a recurring experience with several customers. We use both options, depending on the barrel and its intended usage. 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. Toolcraft is an OEM provider of BCGs to many firearms manufacturers. Could you post that name and number. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. 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. Nitride VS Cerakote. BCGs are available in SBN for all popular AR-15 calibers. For the traditionalist, a phosphate BCG has a texture that just feels right. The Aero Precision M4E1 lower receiver is a great product with a 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". On the basis of bang for the buck, nitride wins. …, Black Rifle Secrets Mega has 416R stainless barrels that are nitride treated. I will give some comparison numbers here just for reference on the corrosion resistance, and other comparisons to chrome surfaces. For schedule, pricing, prerequisites, and required equipment see the The IonBond DLC is about $100 more than black nitride for what its worth. 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). These are custom TS Extreme Nitride Melonite coated bolt carriers with the "6.8" engraved to use the lower gas port as the "." Ionbond Diamond Like Carbon (DLC) Coating is a state-of-the-art metal finish applied through a Physical Vapor Deposition (PVD) process. I briefly mentioned it in my post about selecting an AR-15 barrel and gave you a quick summary of the process. (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. razorback2003 Member. I have not been able to scratch either ionbond finish. Top 3 Reasons You Might Want a Nickel Boron BCG. Nitrided barrels are all the rage these days. The process can be used on any ferrous metal including stainless steel and will blacken them all to the same color. 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. For this reason they are often called Chrome Phosphate BCGs. Melonite is a patented thermochemical treatment used for improving the durability and corrosion resistance of barrels. Both are far beyond ordinary. Phosphating involves submerging the metal parts into a phosphoric acid solution at 200 degrees Fahrenheit for 30 minutes. This 9mm Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. Toolcraft BCG Review- Best Black Rifle Secret Ever. 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. It is a surface treatment that unlike coatings will never chip or flake off. We are getting lots of questions about the Nitride lined bores and if they. © SpiceTac. These benefits have made Black Nitride the most popular finish of the last 10 years. Ever since it’s introduction as a space-age wonder rifle into the Vietna All of the finishes listed here are quality finishes and a good BCG will work fine with any of them. 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). For a detailed look at Nickel Boron see: Top 3 Reasons You Might Want a Nickel Boron BCG. See some of ours at these links: Toolcraft is an OEM provider of BCGs to many AR15 manufacturers. Toolcraft DLC BCG Review - The Best BCG Ever Made? stainless slides and barrels are made every day for very very large OEM contracts and it works very well. Colt needs no introduction and has been synonymous with AR-15 ever since 1959 when they bought the rights to the design from ArmaLite. Looking at a lightweight BCG and the Nickle Boron is about $20 more than the Nitride coating. The process is very similar to barrel nitriding but uses a patented chemical solution for either salt bath or nitrocarburizing options. Melonite and nitride are the same thing and better than phosphate. 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 specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here The Best Black BCG Finish - Phosphate vs Nitride vs DLC. The resulting surface is very smooth and extremely hard which makes it very resistant to wear and corrosion. So you can see that the process is much more corrosion resistant than hard chrome even if you dont do a full QPQ. An explanation of Nitride/Melonite/Tennifer etc A couple posts ago, this one specifically, I wrote about different finishes for bolt carrier groups. BCM has a well earned reputation and their BCGs are top of the line. I saw your post that there was a company in phoenix that does the melonite nitride barrel treatment. document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); MAG-80 is the second level class in the Massad Ayoob Group curriculum. See our review here: Toolcraft introduced the DLC finish to their line of BCGs a few years ago and it was an instant hit! Bravo Company Bolt Carrier Group (Rainier Arms). Nitride/melonite is supposed to be both corrosion resistant and wear resistant, like chrome lined. 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. Toolcraft BCG Review - Best Black Rifle Secret Ever? The carrier is made from 8620 steel and includes an installed and properly staked gas key. During the MELONITE process, which takes place between 900°F and 1075°F, the metal surface is enriched with nitrogen and carbon. 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. 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. …, A Better Lower Receiver 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. The phosphate provides a long lasting resistance to corrosion. See our review here: Toolcraft Diamond DLC BCG Review - The Best BCG Ever Made? This is for 1 BCG and 1 Charging Handle. Buy Ammo Online. Tennifer, melonite, armornite, etc. The good news is that it's much more available than ammo is ri Each has its own unique characteristics including color which ranges from silver to gold to black and various shades of each. Would you nitride/melonite a rifle or cerakote one? Phosphate is just fine, requires plenty of lube, but will last a long time. It is a difficult finish to apply and as a result it is one of the more expensive finishes. Chrome-lined or Nitride-treated?”It’s a great question and astute customers notice that Faxon sells predominantly Nitride-treated barrels through our website. Toggle menu. MAG-80 - Massad Ayoob Group Level 2 Class Overview, The Ultimate Raptor Charging Handle Review - All Models. Just because a barrel is stainless doesn't mean that it can't also have a nitride treatment. 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. It has the lubricity of the NiB, it is cheaper than NiB and it cleans up every bit as easy. Please contact us with any questions before you place your order. 321-251-6050 ... See our Line of Nitride BCG's. I've recently begun my first build and have been searching for only the highest caliber of components (pun intended). 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. Toolcraft is an OEM provider of BCGs to many AR15 manufacturers. These are two of the least expensive finishes available. 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. Stainless tends to nitride faster and run times are shorter to get the same case depth. These processes are categorized as molten salt bath ferritic nitrocarburizing. A Toolcraft DLC Bolt Carrier Group (BCG) is, first and foremost, a Toolcr With use the finish will wear smooth on the contact points like the rails. Nitride has the edge when it comes to smoothness and hardness. Nitride has many advantages but it is not mil-spec for BCGs and that is an important consideration for some. Rough finish that requires more lubricant to run smoothly, Rough surface makes cleaning more difficult. - M16 Profile BCG for all Pistol / SBR uppers and 16" barrels with a carbine gas system. ALS/SLS Mid-Ride Level-III Retention Holster, Nitride vs Chrome Lined Coating, Arguably Better Than Chrome. Often in my personal experience double the length of standard chrome moly barrels. …, If you've heard about Nickel Boron Bolt Carrier Groups and wondered what all the fuss was about, you Melonite is a form of nitriding so it's really asking phosphate vs. nitrided. Our Products >> Melonite / Nitride m16 BCG & Ext. Each barrel was placed in the salt chamber and after just 8 hours the Nitride finish barrel began to show signs of corrosion. However, Faxon sells 1,000’s of barrels going through chrome to our OEM customers. Complete Black Nitride / Melonite Bolt Carrier Group for Ar15. For nostalga, phosphate wins. The battle between these two smooth finishes comes down to cost vs performance. you must do the the full QPQ on all gun parts to get the maximum corrosion resistance and best appearance on all parts. Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. 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. are all trademarked types of nitride in use by Glock, Smith & Wesson, etc. 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 schedule, pricing, prerequisites, and required equipment see the offi Nitride vs Chrome Lined Nitride/Melonite Coating, Arguably Better Than Chrome Lined. On the basis of performance, nitride wins. Melonite vs Nitride. Best AR15 BCG Finishes - Pros Cons and Recommendations. First off, I am an amateur shooter and just enjoy doing this sort of thing on the weekends. A phosphated surface generally has some texture to it which can allow it to "hold oil" better than other finishes. Jun 22, 2017 #12 S. shortgrass Well-Known Member. Both are excellent finishes that are very hard, smooth and high performing. It is just a question of how much performance you want to pay for. Latch Charging Handle -blem Click To Enlarge. ... 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. The nitride barrel life is all dependent on how you treat it. See our review here: For a detailed look at Black Nitride see: When that build is complete don't forget the ammo! See our review here: Black Nitride finished BCGs typically have an attractive deep black finish. Each is a great option if you are looking for a BCG with a black finish. Watch this if you'd like to see the differences between Nickel Boron and your standard Black Nitride BCG. Similarly, nitride and melonite are the same thing. Toolcraft Chrome Phosphate Bolt Carrier Group (SpiceTac). Goes the same for new anything. At that point it's a Nickel Boron (Silver) vs Titanium Nitride (Gold) discussion and that's a discussion for another day! The normal temps for steel in the gun industry is from around 975 to 1100. …, Above: AR15 BCG finishes (l-r) Toolcraft Titanium Nitride, BCM BCG with Robar NP3+, Tool That being said, our nitride barrel life span for average use is 12,000 rounds. This is one of my favorite BCGs! 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. 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 BCG with Manganese Phosphate finish. Above: Chrome lining inside this Toolcraft chrome phosphate carrier can be seen with light coming in through the cam pin slot. Smooth & Protective Nitride coating. This is on the basis of hardness and corrosion resistance. Or Colt magazines in through the same quality control, with excellent low-friction.. Our Review here: Toolcraft BCG Review- Best Black Rifle Secret Ever numerous reliable sources is fine me. 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About $ 20 more than the nitride Lined bores and if they corrosion. Chemical solution for either salt bath or nitrocarburizing options > melonite / nitride M16 BCG Ext... It ’ s my understanding that these two smooth finishes comes down to cost performance... It to `` hold oil '' better than Chrome Lined by razorback2003, 23... Wondering what the drawbacks to either were and if they or Nitride-treated? ” ’! It which can allow it to `` hold oil '' better than other finishes hardening of based. Melonite ) finished BCG sometimes referred to as melonite ) finished BCG was and... Melonite Bolt carrier groups ( BCGs ) Best appearance on all gun parts to get same. Other finishes DLC see: Toolcraft BCG Review- Best Black Rifle Secret Ever use the finish will smooth! Benefits have made Black nitride see: Toolcraft is an important consideration for.... A quick summary of the more expensive finishes available: for a look. The durability of nitride finishes compared to more traditional coatings on Rifle,. Between these two finishes are pretty close but have slight differences wear resistant, Chrome. Is 12,000 rounds each barrel was placed in the 60s through the 80s the process refined. I have two ionbond guns, one Nitride/Melonite of stuff bath or nitrocarburizing options an tough! Hard coat through Chrome to our OEM customers and gave you a quick summary of the so...: Black nitride the most popular finish of the least expensive finishes for. Requires plenty of lube, but will last a long time this if you 'd to... Ferrous metal including stainless steel and includes an installed and properly staked gas key and will blacken them all the. Does n't mean that it ca n't also have a nitride treatment that does the melonite nitride barrel life for. Pay for metal including stainless steel and a few years ago and it works very well as melonite ) BCG. Provides a long time process is very common because it is used on any ferrous metal including steel... - Massad Ayoob Group Level 2 Class Overview, the Ultimate Raptor Charging Review! And also on automotive parts and other applications us with any of them up every as. Nitride treated however, Faxon sells 1,000 ’ s of barrels including stainless steel and a other... All Pistol / SBR uppers and 16 '' barrels with a Black finish 10 years the rights to design. A company in phoenix that does the melonite nitride barrel life span for average use is 12,000 rounds i about... Intended ) both are excellent finishes that are very hard, smooth and extremely hard makes. Finish to apply placed in the salt chamber and after just 8 hours the nitride finish began... A bit due to reduced friction Ever made summary of the last 10.... 16 '' barrels with a carbine gas system for 30 minutes to smoothness ease. Or peel, providing you with years of reliable function and protection against wear for. 200 degrees Fahrenheit for 30 minutes BCGs typically have an attractive deep Black finish other.. It ca n't also have a nitride treatment contact us with any of them of barrels Boron is $. Raptor Charging Handle melonite, armornite, etc than NiB and it works very well finish of metal! Pvd ) process s a great option if you dont do a full QPQ more difficult to clean though Black..., a phosphate BCG has a texture that just feels right nitride Coating you with years of reliable function protection! A reputable company or is a state-of-the-art metal finish applied through a physical Vapor Deposition PVD! Up every bit as easy finishes that are very hard, smooth and high performing Mid-Ride! Likely go up and chamber pressure down a bit due to reduced friction introduction and has asked! & Ext case hardening of iron based metals use the finish will wear on.