See our Toolcraft DLC BCG review here: Toolcraft Diamond DLC BCG - The Best BCG Ever Made? Phosphate is not a surface coating, but a metal treatment that penetrates the metal which reduces friction and prevents corrosion. 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. At that point it's a Nickel Boron (Silver) vs Titanium Nitride (Gold) discussion and that's a discussion for another day! Above: Colt BCG refinished with matte chrome finish and nickel boron gas key. At that point it's a Nickel Boron (Silver) vs Titanium Nitride (Gold) discussion and that's a discussion for another day! $114.95. Radian Weapons (AXTS) helped bring the AR-15 into the 21st Century with the introdu This coating is notable because it has all the slickness and ease of cleaning of a nickel boron carrier but the hardness properties of the black nitride making it less prone to flaking. AR-15 BCGs have many different finishes, including hard chrome, phosphate, black nitride, nickel boron, Diamond-Like Carbon (DLC), Titanium Nitride, and Robar NP3+. For specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here The Best Black BCG Finish - Phosphate vs Nitride vs DLC. For schedule, pricing, prerequisites, and required equipment see the Titanium nitride (TiN; sometimes known as Tinite) is an extremely hard ceramic material, often used as a coating on titanium alloys, steel, carbide, and aluminium components to improve the substrate's surface properties.. $149.00. It also has high corrosion resistance as well as a natural lubricity. When that build is complete be sure to shop for ammo here: Buy Ammo Online. A nickel boron bolt carrier group will have greater lubricity and corrosion resistance than both chrome and nitride BCGs. Nickel boron coating on firearms parts is all the rage and for good reasons. For schedule, pricing, prerequisites, and required equipment see the offi See our review here: Toolcraft BCG Review - Best Black Rifle Secret Ever? Nickel Boron (NiB) coatings offer durable and reliable operation. St. Peters, MO 63376, [VIDEO] Top 10 Best Super Bowl 50 Commercials (2016 Funniest Ads), How to Hit the G-Spot with the New Bang Switch. When searching for a bolt carrier group to purchase, you will run across NiB or nickel boron. As coating thickness increases, nodule size also increases. RSM Titanium Nitride Bolt Carrier Group w/ Nickel Boron Bolt & Gas Key - $189.99 $189.99 Titanium Nitride Coated Carrier 5.56 .223 Nickel Boron Bolt Nickel Boron … The gold color is unique and makes a very nice contrast against the matte black of the AR15. A Toolcraft DLC Bolt Carrier Group (BCG) is, first and foremost, a Toolcr $260.04. All of the finishes listed here are quality finishes and a good BCG will work fine with any of them. The carrier is … document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); If you've heard about Nickel Boron Bolt Carrier Groups and wondered what all the fuss was about, you RSM Titanium Nitride Bolt Carrier Group w/ Nickel Boron Bolt & Gas Key - $189.99 $189.99 Titanium Nitride Coated Carrier 5.56 .223 Nickel Boron Bolt Nickel Boron … Current mil spec for bolt carrier groups in military rifles (M16 and M4) is phosphate. $265.00. Coating with these ceramics improves wear resistance, high-temperature stability and friction properties of the composite materials for different engineering applications. It is a chemical process that is achieved by soaking the parts in a boiling manganese solution, this practice is also known as parkerizing. 10 Pack AR 15 Firing Pin Retainer Pins $ 9.99 $ 9.99 Add to cart Quick View. The dulling of the bolt carrier does not affect the slickness at all but it does negate purchasing the NiB bolt carrier group for its shiny finish. Nickel Boron versus Titanium Nitride coating on BCG. ... some advance coating like the nickel boron has the extra advantage of requiring less lubricant. Much like a nickel phosphorus coating, the process for plating with nickel boron nitride is electroless, meaning it utilizes an autocatalytic chemical reaction in place of an electric current. See our review here: For a more detailed look at Nickel Boron see our blog post: Also see our review of the Toolcraft Nickel Boron BCG here: It's a difficult finish to apply and as a result it is one of the more expensive finishes. Phosphate has been serving the military well for many years and it works very well. But if you want all the functionality at half the price? 4110 I-70 North Outer Road Who Will Use This Most. …, Diamond-Like Pedigree
This work highlights the fabrication of nickel‑copper/titanium nitride (Ni-Cu/TiN) for the use in direct methanol fuel cells. Above: Toolcraft BCG with Manganese Phosphate finish. $189.00. Black nickel is a derivative of nickel boron. The is another very popular finish and lining. How Thick is Nickel Boron Coating? This made it not desirable and along with a higher cost, caused the switch to a phosphated coated bolt carrier group. Rough finish that requires more lubricant to run smoothly, Bravo Company Bolt Carrier Group (Rainier Arms). at Brownells. Fail Zero BCGs use the patented EXO Nickel Boron finish. That Nickel Boron finish is MIL-SPEC on some Army mortar tube components. Even though it is a popular choice, nickel boron can and does flake off from time to time so it is recommended to purchase a high end bolt carrier group from a manufacturer that warranties the coating. 6.5 Type II Grendel Nitride Bolt Assembly $ 99.95 $ 84.95 SALE; AR15 5.56 Bolt Assembly Nickel Boron $ 89.95 7.62x39 Bolt Carrier Group Nitride QPQ Out of stock SALE; 7.62 x 39mm Caliber Bolt Assembly Nitride Out of stock SALE In fact, chrome BCGs are somewhat difficult to find today, but worth it if you can find one. Go to TITANIUM NITRIDE TITANIUM NITRIDE. UCT Coatings of Palm City Florida applies their patented EXO Nickel Boron finish to many products including AR-15 BCGs for Fail Zero and Toolcraft. Both of these finishes are far ahead of phosphate as far as slickness and ease of clean up are concerned. Properly manufactured BCGs with a phosphate finish will still have a chrome lining inside the gas key and inside the carrier where the gas rings ride. Jul 13, 2018 #1. I have two bolt actions that were Nitride treated by the manufacturer and a JP LMOS carrier that is Nitrided and have to say they are the smoothest of anything else I have ever owned. This technology gained popularity in the 70’s when the military adapted it to solve a wide range of issues regarding friction and wear of metal parts. …, Black Rifle Secrets
My preferences? 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. A nickel boron nitride coating is deposited from a solution that contains a reducing agent (such as an alkylamineborane or sodiumborohydride), nickel ions, a buffer, complexant, and control chemicals. The roughness of the phosphate finish wears down to become a smooth surface on the high wear points like the carrier rails. Most chrome moly barrels that were parkerized in days past are now melonited, which is a fancy name for black nitride. It also requires less lubricant to work well and is easier to clean. Toolcraft Diamond DLC BCG Review - The Best BCG Ever Made? Phosphate would be my last choice but if I am feeling nostalgic then it's the only choice. A barrel that is nitrided is going to be more accurate that a chrome lined barrel because chrome plating takes away some of the sharpness of the rifling. Young BCGs are top of the line and they are considered by many to be the go-to brand for chrome BCGs. Chrome is a timeless classic and you really don't need a reason to choose it. The good news is that it's much more available than ammo is ri vs all the others. If it is and you want to spend the money and you like the color, well then it just might be a Nickel Boron kind of a day for you! It’s hardness makes it durable, and it has natural lubricity. Black nickel is a derivative of nickel boron. Because of excellent thermal and chemical stability, Boron Nitride is widely used in mechanical applications. Nickel Boron is the top of the line coating, with its superbly smooth finish. I need cost effective bolt carriers that are strong, protected and don’t wear fast. 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