... )Quality:ROHS&SGS&FDA&Reach 3)OEM of Rubber bellows 4)Lead time:10day Rubber bellows Material NBR, NR, EPDM, FKM, SBR, Silicone, ... of drilled or punched holes for wiring, cable, tubing, piping, hoses, air lines, rope and more. Used in appliances, motors, ... design team, the main production facilities have vulcanizing machine, rubber mixing machine, grinding machine, mixing machine and cutting machine. ...