... metallurgy industry3. Professional technology serviceApplicationgear pump gear, oil pump gear, gear box, general machine gear ... ——Re-sintering ——Sizing —— After treatment——Carbonitriding quenching——Oil impregnant——Packing——ShippingManufacturability1. Auto Mechanical Press: 50T, ... Press: 100T, 315T, 600T, 800T3. Six sinter furance, including one harden Sinter Furances4. Heat treatment: Carbonitriding ...