3D Printing Alloy CoCrW Powder

What is 3D Printing Alloy CoCrW Powder?
 

3D Printing Alloy CoCrW Powder
 

3D Printing Alloy CoCrW Powder is one of the Stellite alloys, which are hard alloys resistant to various types of wear and corrosion as well as high-temperature oxidation. Namely commonly referred to as cobalt-based alloy. Initially, the Stellite alloy is a cobalt-chromium binary alloy and later developed into a cobalt-chromium tungsten ternary composition. Cobalt-Cr-W alloy is an alloy with cobalt as the main component, containing a considerable amount of chromium and tungsten and a small amount of nickel, molybdenum, silicon, carbon, niobium, tantalum and occasionally iron. Depending on the composition of the alloy, they can be made into welding wire, powder for hard surfacing, thermal spraying, spray welding and other processes, as well as cast and forged parts and powder metallurgy parts.
The basic composition of cobalt-chromium-tungsten alloy is: Co:50%~58%,Cr:28%~30%,W:4%~6%,Ni:2%~4% and other alloy composition, melting point is 1470℃. As can be seen from the composition of the alloy, the cobalt and tungsten content of the alloy are very high, which makes the material has excellent high-temperature performance and has poor thermal conductivity. It is these characteristics that make the cobalt-chromium tungsten alloy in the grinding process spark is dark red, the number of sparks is very small, the metal from the workpiece surface is easy to block the grinding wheel, so that the grinding conditions quickly deteriorate, at the same time produce a lot of grinding heat can not quickly spread, resulting in low efficiency, workpiece surface burns. 
Feel free to send an inquiry to get the latest price if you would like to buy 3D Printing Alloy CoCrW Powder in bulk.

3D printing CoCrW bonding alloy powder composition(percentage by mass)

Additional elements less than 1%: N, Nb
Contains no nickel, beryllium or iron

How is 3D Printing Alloy CoCrW Powder produced?
The waste iron is smelted to the melting point, and then the eight raw materials of cobalt, chromium, tungsten, sulfur, silicon, carbon, aluminum and copper are added in turn, and then the temperature is reduced to 1150-1200°C for high-temperature solution treatment for 40-60min, and then the temperature is again reduced to 880-970°C for aging treatment for 2-3h, and the cobalt, chromium and tungsten alloy is obtained through annealing treatment again.

What are the applications of 3D Printing Alloy CoCrW Powder?
CoCrW powder is one of the rough alloys that can resist various types of wear, corrosion and oxidation at high temperatures. Depending on the composition of the alloy, they can be made into welding wires, powders for hard surface substrates, thermal spray, and spray. They can also be made into castings, forgings and powder metallurgy parts.
CoCrW powder can be used in laser/electron beam additive manufacturing (SLM/EBM), powder metallurgy (PM), spraying, welding and other processes. The powder is mainly used for 3D printing of biomedical materials, such as teeth, body supports, artificial joints, etc.
Cobalt-Cr-W alloy is widely used in locomotive engines, nuclear power plant valves, Marine engines and various aircraft.
Early cobalt-chromium - tungsten alloys were produced by non - vacuum smelting and casting processes. Later developed alloys, such as MAR-M509 alloy, which contains more active elements such as zirconium and boron, are produced by vacuum smelting and vacuum casting.
Generally, cobalt-chromium-tungsten alloy lacks a uniform strengthening phase. Although its strength is low at medium temperature (only 50-75% of that of nickel-based alloy), it has high strength, good thermal fatigue resistance, thermal corrosion resistance and abrasion resistance at temperatures higher than 980℃, and good weldability. It is suitable for the production of guide vane and nozzle guide vane of aviation jet engine, industrial gas turbine, naval gas turbine and nozzle, etc.

Storage Condition of CoCrW Powder:
The damp reunion will affect CoCrW powder dispersion performance and using effects, therefore, CoCrW powder should be sealed in vacuum packing and stored in cool and dry room, the CoCrW powder can not be exposure to air. In addition, the CoCrW powder should be avoided under stress.

Packing & Shipping of CoCrW Powder:
We have many different kinds of packing which depend on the CoCrW powder quantity.
CoCrW powder packing:vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
CoCrW powder shipping: could be shipped out by sea, by air, by express, as soon as possible once payment receipt.

Packing & Shipping of CoCrW Powder
 

Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and Nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.

If you are looking for high-quality CoCrW Powder, please feel free to contact us and send an inquiry. ([email protected])

FAQs of CoCrW Powder:

Q: What are the primary applications of CoCrW Powder in 3D Printing?

A: CoCrW powder finds extensive use across several industries because of its superior mechanical and chemical properties: Aerospace: Used in turbine blades, nozzles, and other components exposed to extreme temperatures and pressures. Medical Devices: Ideal for dental crowns, orthopedic implants, and surgical instruments due to its biocompatibility and wear resistance. Automotive: Applied in engine components, exhaust systems, and wear-resistant parts like gears and bearings. Oil and Gas: Utilized in valves, pumps, and downhole tools that must withstand harsh operating conditions. Tooling and Molds: Suitable for creating durable molds and tooling inserts that require both hardness and corrosion resistance.
 

Q: Why is CoCrW Powder preferred over other alloys for certain 3D Printing applications?

A: CoCrW powder offers several advantages that make it a preferred choice for specific 3D printing applications: High-Temperature Stability: Maintains mechanical properties at elevated temperatures, making it suitable for aerospace and industrial applications. Corrosion Resistance: Excellent resistance to various types of corrosion, including pitting and crevice corrosion. Wear Resistance: Provides superior protection against abrasive wear, extending the lifespan of components. Biocompatibility: Safe for use in medical devices and implants, ensuring compatibility with biological tissues. Ease of Machining: Can be easily machined and finished post-printing to achieve precise dimensions and surface finishes.
 

Q:  How does the composition of CoCrW Powder enhance its performance in 3D Printing?

A: The specific composition of CoCrW powder significantly contributes to its performance: Cobalt (Co): Enhances hardness and strength, especially at high temperatures, and improves magnetic properties. Chromium (Cr): Increases corrosion resistance by forming a protective oxide layer on the surface. Tungsten (W): Adds significant hardness and wear resistance, contributing to the overall durability of the material. Spherical Particles: Ensure uniform distribution and optimal packing density, leading to denser and stronger printed parts with fewer voids. Low Porosity: The alloy's tendency to form fewer pores during solidification results in higher-quality prints with improved mechanical integrity.
 

Q: What are the key considerations when selecting CoCrW Powder for a 3D Printing project?

A: When choosing CoCrW powder for your 3D printing project, consider the following factors: Particle Size Distribution: Optimal particle size ensures smooth feeding and consistent layer deposition, critical for achieving high-resolution prints. Purity and Consistency: High purity and uniform particle morphology are essential for reliable and repeatable print outcomes. Application Requirements: Tailor the material properties to meet the specific demands of the end-use environment, such as temperature resistance, mechanical strength, or surface finish. Printer Compatibility: Ensure the powder is compatible with your 3D printer technology (e.g., SLM, EBM) and parameters. Cost and Availability: Balance the cost-effectiveness of the material with its availability and supply chain reliability to ensure timely project completion.