... rubber oil seal manufacturer1. Material: NBR, HNBR, PTEE, FPM, MVQ, EPDM, PTFE, and so on2. Application: trains, automobile, motocycles, trucks, ... business relationship. Export products are include rubber widescreen, elbow, oil seal, o-ring andso on.7. According to customers ... undercontroled by Railway Ministry9. Designing and manufacturing all of oil seals, gaskedts, o-rings10 MOQ: 500 pcs11. Promise ...