Custom Rubber Mould: 1. Mould Cavity: 8 2. Mould Material: Steel, P20, NBR, SBR, NR etc. 3. Mould lifetime: 10,000, ... Mould: 1) Cavity number: single, multi-cavity. 2) Cavity/core steel: ASSAB 8407,8402, S136, 718, P20. 3) Standard: HASCO, DEM, and ...