... delivery 4, strict quality control Oil seal mould for vacuum vulcanizing press 1. Mould for all kinds of rubber products as per customer ... CNC, EDM, wire-cutting, milling machine, grinding machine, and lathe8. Apply to all kinds of vacuum vulcanizing press, plate vulcanizing press9. We will ... .4, the rest Ra0.8. We have been serviced for relevant sealing manufacturers and won a good reputation from them ...