... high frequency quenching Product NameSintered Conical Gear for Auto DoorRaw MaterialsMPIF FC-0205, FN-0205, Feature1. ... Sizing——After treatment——Carbonitriding quenching treatment——Oil impregnant——Packing——ShippingManufacturability1. Auto Press: 50T, 100T, 140T2. Hydraulic Press: 100T, ... quenching in-house5. Pedrail ultrasonic cleaner line and auto deburring6. In-house tooling making: EDM, wire ...