Tungsten carbide needles have very good wear resistance, which is determined by their high hardness, high melting point, and high strength. Generally speaking, the hardness of tungsten carbide needles is about HRA 90-94, which is much higher than that of ordinary steel, so its wear resistance is relatively excellent. In addition, tungsten carbide needles also have good corrosion resistance and can be used in harsh environments, so they are widely used in some special applications.
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