... our company: moulded rod , tube, sheet, gasket and bottle; extruded rod, tube; skived sheet, film; filled PTFE articles and all kinds of PTFE Shaped Products. Our ... -resistance, and excellent electric insulation. Our products are widely used in sealing civil-construction, machinery, chemicals and mechanical. PTFE Screw/Teflon Bolts and Nuts/PTFE Fastening ...