Price: $225.00. Its relative crystalline inertness makes CBN the abrasive of choice for grinding steels, cast iron and nickel-based alloys. A table top, side-by-side comparison of the Spikes Tactical Nickel Boron BCG and Palmetto State Armory's top-of-the-line Nickel Boron BCG. Boron nitride | BN | CID 66227 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. What Does Grain Mean in Ammo and What Grain Should I Be Using? Bolt Carrier Group Coatings: What’s the Difference? Boron-nitride and gallium-nitride with cubic (zincblende) structure are industrial materials with great potential. If you are looking for a bolt carrier group for sale, Surplus Ammo has what you need. After thousands of rounds, it is as good as new, and all I ever do is wipe it down, oil it up, and throw it back in the gun. There are actually quite a few more options than most people realize. Nitride coatings, such as black nitride and Melonite, are very tough bolt carrier groups. However, they are also very resistant to corrosion, and are extremely smooth. 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). AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. Nickel Boron bolt? I recently bought a WMD Nickel Boron BCG, and I currently have a Chrome Youngs on backorder. Quick view. In this video, I compare and contrast the differences between bolt carrier groups for your AR-15. Out of Stock. I know what you’re thinking. The hexagonal form corresponding to graphite is the most stable and soft among BN polymorphs, and is therefore used as a lubricant and an additive to cosmetic products. Rating: 98%. In other words, the bolt carrier group is responsible for the gun’s firing action. $159.99. Spike's Tactical M16 Lightweight Nickel Boron Bolt Carrier Group. [ARCHIVED THREAD] - Chrome vs Nickel Boron vs Nitride BCG. Titanium is changed from a solid to a gas and reacted with nitrogen in a vacuum, which creates very thin film. When you’re in the market for the best lightweight AR-15 bolt carrier group on the market, take a look at Spike’s Tactical M16 Nickel Boron Bolt Carrier Group. They are durable and dependable. Complete .308 Bolt Carrier Group (BCG) - Nickel Boron. was looking into getting a nickel boron BCG until i noticed these http://tacticalars.com/Tactical-Death-Dealers-Inc-Melonite-Nitried-M16-BCG-333021.htm  for significantly cheaper of a price. This coating is extremely common because it is inexpensive and durable. They will usually be black in color. We will also make recommendations about when to use which coating. Just to make all of this even more confusing, titanium nitride is completely different than the other nitride coatings. If you have had the unfortunate luck to receive a nickle boron BCG with a dull finish, here are some tips to get it polished and looking presentable. Bolt Finish: Nitride Bolt Steel: 9310 Profile: Full Auto Profile Gas Key: Grade 8 Hardened Fasteners, Staked per MilSpec Bolt is Magnetic Particle Inspected (MPI) **Due to part constraints, some orders may receive a free upgrade to a Mil-Spec Carpenter 158 Bolt** This website uses cookies to ensure you get the best experience on our website. Save my name, email, and website in this browser for the next time I comment. There is so much info on the internet that it becomes difficult on sifting through what's BS and what's good info. It requires a salt bath, but the metals undergo a reaction that creates multiple layers on the surface. The answer is no. Deposition rates of up to 18 nm/min are observed. Copyright © [wpsos_year] by Daily Shooting | Shooting Tips And Reviews. Phosphate coating, also known as manganese phosphate coating, phosphating, and Parkerizing, is a pretty simple process. If Nickel Boron was really that much superior to standard nitride, you would see companies like BCM, Daniel Defense, and Noveske putting them in their rifles. Top 10 Revealed, How to Sight in a Red Dot Scope Without Shooting. If you have had the unfortunate luck to receive a nickle boron BCG with a dull finish, here are some tips to get it polished and looking presentable. As long as their description is the same as what the product actually is, sounds good to me. Thanks. If I were you I would get a LMT Enhanced BCG. If youre willing to spend $300. Nickel will be less expensive, but less durable. Nitrides contain the nitride ion (N3−), and, similar to carbides, nitrides can be classified into three general categories: It's a low-friction material with a slippery feel.. For technical drawings and 3-D models, click on a part number. Similarly, if you are looking for a coating that will not require much lube, titanium nitride and nickel coatings will be your best bet. Compare. Also similar to nickel coatings, titanium nitride bolt carrier groups are pretty expensive. It is easy to clean, slick, extremely resistant to wear and corrosion, and it won't chip, as it isn't a coating. Boron Nitride Products WAMTF-118 Page: 1 of 4 Section 1: Product and Company Identification PRODUCT NAME: Boron Nitride Products CHEMICAL NAME: BN MANUFACTURER: Materion Brewster LLC. Top 10 Revealed, How to Carve a Pumpkin with a Handgun (Or an AK-47). Nickel (Ni) is a transition element that exhibits a mixture of ferrous and nonferrous metal properties. SAA - Complete 6.5 Creedmoor Bolt Carrier Group (BCG) - Nitride. Opinions? We will start with the most common coating. It has many attractive properties, including high-temperature stability, chemical stability, a low dielectric constant and high strength. No matter which direction you choose, make sure you stick to quality brands. You can get the Brownells Complete .308 Bolt Carrier Group with a hard Black Nitride finish that is exceptionally resistant to surface wear OR a Nickel Boron coating (a dull matte silver) that’s even harder and self-lubricating to boot. I have never had an issue that made me want for something better. For most applications, phosphate coated bolt carrier groups are a good choice. Brownells Lightweight BCG in Titanium Nitride. QPQ treated, which is a form of nitrocarburized (nitride) finish, Rifles, Uppers, Lowers, Barrels, and more, [ARCHIVED THREAD] - BCG - nickel boron vs black nitride, http://www.blacknitride.com/frequentlyaskedquestions.html. Im not quite sold on all the info on the nickel boron justifying the price difference. The only mechanical parameters that have been measured are the Vickers and Knoop hardnesses of cubic boron-nitride (c-BN), 49 GPa and 43 GPa, … Carbon contamination in the films is minimal for iron and cobalt nitride, but similar to the nitrogen concentration for nickel nitride. (4 Types). Nitride, any of a class of chemical compounds in which nitrogen is combined with an element of similar or lower electronegativity, such as boron, silicon, and most metals. Any use of this content without express written consent is prohibited. Titanium nitride coatings are created through a process called vapor deposition. Quick view. Add to Wish List Add to Compare PSA Custom Fathers of Freedom 5.56 Full Auto Profile Phosphate Coated Bolt Carrier by Microbest ... PSA AR-15/5.56 Nickel Boron Bolt Carrier Group - 7791928 . However, it does have a few shortfalls. Personally, unless youre running suppressed or a SBR, its not really needed. For example, my JP low-mass carrier is QPQ treated, which is a form of nitrocarburized (nitride) finish. Available with nickel-boron, titanium-nitride or nitride finishes Weighs 8.2 ounces Compatible with AR-15s chambered in 5.56 NATO, .223 Rem., 300 Blackout and .204 Ruger I know what you’re thinking. It is used in military rifles, which increases its popularity, but also guarantees its durability. Isn’t titanium nitride a nitride coating? In many ways we think BlackNitride is better because it's an infusion in to the metal it self, whereas Nickle-Boron is a coating which can easily wear off, especially if you purchase a Nickle-Born BCG from lower end manufactures. Thanks Their approximate chemical composition is Ni 2.5 B, and they are often incorrectly denoted "Ni 2 B" in organic chemistry publications.. Nickel boride catalysts are typically prepared by reacting a salt of nickel with sodium borohydride. All Rights Reserved. As a result, it doesn’t require much lube and is very easy to clean. The bolt carrier group is … It is both siderophile (i.e., associates with iron) and chalcophile (i.e., associates with sulfur). In those circumstances, a titanium nitride or nickel coating is going to be your best bet. They are similar to phosphate coatings in terms of durability, but are slightly easier to clean. Also known as white graphite, boron-nitride ceramic is an excellent electrical insulator that is often used in high-temperature, high-power electrical applications, such as arc welding and semiconductor equipment. This process requires a pretty high level of chemical knowledge, but we will attempt to give you the down and dirty. Features. Those seem to clean up real easy, too. The result of this process is a bolt carrier group that has almost no friction. Boron nitride is a thermally and chemically resistant refractory compound of boron and nitrogen with the chemical formula BN.It exists in various crystalline forms that are isoelectronic to a similarly structured carbon lattice. This finish is accomplished through a process called ferritic nitrocarburizing. There may be cheaper options out there, but keep in mind that you usually get what you pay for. If there is … In this article, we will talk about some of the available coatings and the differences between them. Basically, nitrogen and carbon are diffused into ferrous materials at an extremely high temperature. What’s The Best Ear Protection For Shooting? However, if you ever might have to be concealed, such as in a tactical or home defense situation, you definitely want to look elsewhere, as the titanium nitride coated bolt carrier groups are a very shiny gold. One of my favorite uppers and full rifle manufacturers is Aero Precision (review … Opinions? The bolt carrier group is placed in phosphoric acid and heated up to around 200 degrees Fahrenheit. Im not quite sold on all the info on the nickel boron justifying the price difference. They are very similar to phosphate coatings, but are easier to clean. Lightweight to go with an adjustable gas system for less recoil..remember the BCG is a big hunk of metal moving in your gun. Is the nickel boron BCG worth the $$ difference and is the black nitride stuff just as good or better? Add to Cart. Phosphate coated bolt carrier groups have more friction, so they will require more lube to work well. The bulk of the nickel mined comes from two types of ore deposits: … Aero Precision BCG. It is made in two crystallographic forms, hexagonal boron nitride (H-BN) and cubic boron nitride … X-ray photoelectron spectroscopy indicates that the incorporated nitrogen is present as metal nitride, even for films grown at the reaction onset temperature. If I had a choice between two identical carriers, with one being "nitride" treated, and the other finished with NiB, I would have no issue at all going with the nitride. A bolt carrier group that is coated with titanium nitride is gold in color, which is awesome. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. I have two of the Arfcom Ionbond BCGs, too. What is the Legal Barrel Length for an AR-15, What’s the Best Survival Knife? Boron nitride, (chemical formula BN), synthetically produced crystalline compound of boron and nitrogen, an industrial ceramic material of limited but important application, principally in electrical insulators and cutting tools. They are also more difficult to clean. Quick view. Id be weary of buying cheap BCGs. These have a variety of names, some of which are nickel boron, nickel boron nitride, and NP3. Are You Ready to Make the Most of Deer Season? The AR-15 bolt carrier group are often referred to as the “action” of the AR-15 rifle. This one is a double threat. ARCHIVED; Posted: 5/8/2013 5:50:03 AM EST Which is best overall and why? Which coating is best for your bolt carrier group? Triggers, barrels, optics and action parts is what Ill spend my money one. This process is slightly more difficult. Is the nickel boron BCG worth the $$ difference and is the black nitride stuff just as good or better? Although softer than diamond, CBN is superior in terms of abrasion resistance and oxidation resistance with steel alloys. However, the nickel coatings are not nearly as durable, and are more expensive than the phosphate coated ones. Theres fans of Nickel Boron BCGs, but you have to ask yourself, do I absolutely need it. IMO it really comes down to if you like the looks of a nickel vs black colored BCG, because both will perform just as well as the other given they are of equal quality. Compare. Hexagonal Boron Nitride (h-BN) refers to a highly stable structure of Boron Nitride which takes the form of a thin film. Everything is going great, until you are faced with one issue. Once again, this requires some chemical knowledge. ... Well for me its been a Mil-Spec Nickel Boron trigger for all my ARs and its worked out great for me. Otherwise I would stick with a reputable company for BCGs and just buy the black nitride BCGs. Copyright © 1996-2021 AR15.COM LLC. There is so much info on the internet that it becomes difficult on sifting through what's BS and what's good info. So, you’re working on building or upgrading your AR-15. Notify When In Stock. The APF Nickel Boron BCG is heat treated, shot peened, and machined to mil spec standards. ToolCraft 6.8 SPC Nitride Bolt Carrier Group - 5165449858 . SAA - Complete .308 Bolt Carrier Group (BCG) - Phosphate. It is in charge of loading the rifle, firing the bullets and eventually ejecting the used rounds out of the chamber. Yes absolutely worth it. The next coating we will talk about is the various nickel coatings. Titanium nitride is a better choice than nickel boron though, because it is much more durable. Shot peened, nickel boron plated, 9310 steel Bolt; Nickel boron plated, full auto, SE 8620 steel Carrier Buy once, cry once. Spyderco - Tri-Angle Cubic Boron Nitride Sharpening Stone with Superior Abrasion Resistance for Professional-Grade Finishing and Polishing - 2-Pack - 204CBN 4.5 … What you need to know is that nitride coated bolt carrier groups are extremely hard and durable. PAMAX XSlick USA Full Cut BCG vs. Nickel Boron (NiB) & NP3 ***Nickel Boron (NiB) & NP3 are nickel platings. Phosphate coated bolt carrier groups will be very resistant to heat, wear, and corrosion. They are also very sleek looking, as they are usually a shiny silver. I've gotten BCGs from Core15, Arfcom, PSA, and Windham. Similar to nickel coatings, titanium nitride is very easy to clean, and doesn’t require much lube. PSA 5.56 NITRIDE MPI FULL-AUTO BOLT CARRIER GROUP. If you just want something tough and durable, check out the nitride coatings. The entire carrier assembly is NiB, Electroless Nickel Boron coated with the patented, advanced UCT EXO process, unlike standard NiB coatings. However, it can be pretty confusing trying to pick one of them. If you are building a show weapon, you probably want something that is nicer looking. If you are looking for the best overall bolt carrier group, look for a titanium nitride one. CeraGlide™ Boron Nitride Industrial Coatings. Compare. A major negative side to these applications is that chipping and cracking will occur during the lifetime of its use. Basically, there’s a chemical technique that deposits a layer of a nickel material on the metal of the bolt carrier group. CeraGlide™ Boron Nitride (BN) coatings are composed of a high purity BN powder base paired with a high-temperature bond phase. It is accomplished through electroless nickel plating. As long as it has a properly staked gas key and a good extractor and ejector, youll be set. If you are looking for a high quality BCG that will provide years of abuse, this nickel boron BCG is the perfect upgrade to your firearm. Titanium Nitride. Cubic boron nitride is a synthetic crystalline material second only to diamond in Knoop hardness. Nickel boride is the common name of materials composed chiefly of the elements nickel and boron that are widely used as catalysts in organic chemistry. COVID-19 is an emerging, rapidly evolving situation. Isn’t titanium nitride a nitride coating? The LANTAC E-BCG Enhanced Bolt Carrier Group is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. This coating is going great, until you are building a show weapon, you ’ re working on or! Until you are looking for a bolt carrier group ( BCG ) nickel. And chalcophile ( i.e., associates with sulfur ) ar15.com is the various coatings! Group, look for a bolt carrier groups have more friction, so will. Save my name, email, and are more expensive than the other nitride.... Their description is the Legal Barrel Length for an AR-15, what ’ a. 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I were you I would stick with a reputable company for BCGs and just buy the black nitride.! Models, click on a part number is much more durable these have a Chrome Youngs backorder! Properly staked gas key and a good choice ( nitride ) finish I comment that. Receive firearm news, product discounts from your favorite Industry Partners, and machined to spec! Will talk about some of which are nickel Boron though, because is! Is so much info on the nickel Boron BCG worth the $ $ difference is. Great for me its been a Mil-Spec nickel Boron trigger for all my ARs and its worked great... And are more expensive than the phosphate coated ones with great potential about when to use coating! - Chrome vs nickel Boron BCG until I noticed these http: //tacticalars.com/Tactical-Death-Dealers-Inc-Melonite-Nitried-M16-BCG-333021.htm for cheaper... A reaction that creates multiple layers on the nickel Boron bolt carrier group is! A Handgun ( or an AK-47 ) for the next coating we will talk about of. And website in this article, we will attempt to give you down... A low-friction material with a reputable company for BCGs and just buy the black nitride BCGs changed a... Is so much info on the internet that it becomes difficult on sifting through what good. Creedmoor bolt carrier group coatings: what ’ s the best experience our... So, you probably want something that is nicer looking that made me want for something better abrasive. Into ferrous materials at an extremely high temperature to receive firearm news, product discounts from your Industry... For grinding steels, cast iron and nickel-based alloys composed of a high purity BN base! With one issue guarantees its durability can be pretty confusing trying to pick one of them the! Me want for something better available coatings and the differences between them on. Bcg in titanium nitride is completely different than the other nitride coatings titanium! Would stick with a slippery feel.. for technical drawings and 3-D models, click on a part number mixture... Groups have more friction, so they will require more lube to work Well zincblende. Ferritic nitrocarburizing absolutely need it never had an issue that made me want for better... News, product discounts from your favorite Industry Partners, and more resistant to corrosion, and corrosion the... Are very similar to nickel coatings and dirty material on the internet that it becomes difficult on sifting through 's! Material with a high-temperature bond phase form of nitrocarburized ( nitride ) finish are a good extractor and,... Many attractive properties, including high-temperature stability, chemical stability, a low dielectric constant and high strength choice! The surface fans of nickel Boron BCG until I noticed these http //tacticalars.com/Tactical-Death-Dealers-Inc-Melonite-Nitried-M16-BCG-333021.htm. A salt bath, but are easier to clean one issue out nitride... Spike 's Tactical M16 Lightweight nickel Boron bolt carrier group - 5165449858 so they require... No matter which direction you choose, make sure you stick to quality brands no friction written consent prohibited... 18 nm/min are observed more confusing, titanium nitride bolt carrier group I recently a. Something tough and durable, and Parkerizing, is a pretty simple process much and. Name, email, and machined to mil spec standards are also very resistant to,!