... agricultural mahinery, construction machinery and household appliances.3. Special surface treatment as a unique characteristic: in addition to the production ... can also do the following: 1) Coat the surface of stamping parts with PVC, PE powder or PA powder, or make ... . Material: SPCC, SPCD, SS400, SPHC, SECC, SGCC5. Packing: carton, with plastic bags and the lining specified by customers, such as foam ...