1, Products material: Metal 2, OEM orders 3, Quick delivery 4, strict quality control Oil seal mould for oil seal :1. Mould for all kinds ... of rubber products as per customer's design2. Cavity ... multi-cavity3. Cavity/core steel: P20, 45#, Cr12MOV etc.4. Products Material: NBR, FPM, CR, EPDM, ACM etc.5. Standard: ...