Hard Alloy Stud Φ22*70mm

HPGR Hard Alloy Pins head for hpgr roller iron ore mining This is a kind of tungsten carbide button for high pressure grinding roll. The high-pressure grinding roll has gradually been widely recognized by the market. Hard Alloy Stud for hpgr roller iron ore mining The performance of its carbide studs determines the operating conditions of the roller press.  The good operation of the roller press requires high-quality cemented carbide roller studs. Material Grade for Hard Alloy Stud Grade Density g/cm3 Hardness HRA TRS >N/mm2 Chemical Composition Co% Coercivity kA/m YG8 14.62-14.82 89.5-91.0 1800 7.7-8.2 10.0-15.5…

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