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Tungsten carbide,also known as "Hard alloy", is a compound alloy made from carbonized tungsten and binder metal by powder metallurgy, it's generated under vacumn sintering temperature 1480-1550℃.

Features of carbide 3D nozzles:
High hardness : the high hardness also means tungsten carbide 3D nozzle has ultra wear resistance,it also resist wear from unusual materials.
High bending and compressive strength: tungsten carbide 3D nozzles are tough enough to handle the pressure generated from extrduing system
Errosion and temperature resistance: carbide 3D nozzles works for any abrasive filament,the highest temperature they can work is as high as 700℃.
Thermal conductivity: 110W/mK for K20 grade,tungstne carbide 3D nozzles efficiently transfer heat from the heater block to speed up the printing.
Coefficient of thermal expansion: 4.7 (10-6 K),tungsten carbide 3D nozzles maintain shape when heated,so are your printing parts.

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