1. Production process:
The brake drum processing process is characterized by clamping the outer circles and end faces of the blank, and then processes the outer circle, end face, inner hole, groove.Size | 220*23*287.5 | ||||||
Number of holes | 10-32 | ||||||
Material | HT250 | ||||||
Test requirement | Each piece should be strictly tested, Eg. Blance Test, Round Jumpness Test | ||||||
Mechanical property | Tensile strength>255N/mm2 Degree of hardness:197-241HB | ||||||
Packing | Wood pallet & Waterproof membrane, As the customer requirement |