material:PVC uses in marine SIZE : 3/4" 1" 1-1/2" 1 Certificate:ISO9001:20002 Material :PVC3 Specification:as client request4 Process:Wax mould design-Wax mould fabrication- Wax injection Combine-Fluid dipping-Dewaxing-Firing-Pouring-Shell removing-Cutting-Hear treatment-Polishing-x-RAY Inspection-Measurement inspection Delivery5 Small order accepted6 Treatment:Mirror Polished7 Customized samples ...