... ; Material: PVC and matel; extruded products; OEM service supplied. PVC seal:Material: Solid and spone EPDM, soft PVC, hard PVC, matel;EPDM ... other colour;extrusion profile or co-extruded profiles;1. The use of PVC seal: PVC seal is widely used in various ... . The kinds of PVC seal: There are hard PVC seal, soft PVC seal, and composite rubber seal.5. Production technics: Extruded. Extruded PVC seal