... customer's design.2. Cavity number: Single, multi-cavity3. Cavity/core steel: P20, 45#, Cr12MOV etc.4. Products Material: NBR, ... equipment, such as CNC, EDM, wire-cutting, milling machine, grinding machine, and lathe8. Apply to all kinds of vacuum vulcanizing ... traffic. We have numerical control lathe, ordinary lathe, milling machine, carved machines and many other sets of machining equipment. At ...