The products have been mainly used in chemical machinery, cement agitator machinery, printing and packaging machinery, mine and power transmission machinery, metallurgy etc.Housing materialHT250 high-strength cast ironHousing hardnessHBS190-240Gear material20CrMnTi alloy steelSurface hardness of gearsHRC58??~62 ??Gear core hardnessHRC33~40Input / Output shaft material42CrMo alloy steelInput / Outp