Teflon coated rubber diaphragm Manufacturer and designer of ptfe laminated Teflon coated rubber diaphragm that you produce in different dimensions of molding and piece, and also with experienced staff producing different types of materials as per your request Dear customers. For more information, please contact Royan Industry Rubber Industry Group. Factory Phone: ۰3134395613 Cell: ۰9131648۰54 ۰913۰1۰3۰9۰