Plastic Cascade Mini Ring 1) >10 years professional manufacturer 2) Size: 16,25,38, ... ,PVC,PVDF 16, 25, 38, 50, 76mm Plastic Cascade Mini Ring Plastic Cascade Mini Ring is made from heat resistant and chemical corrosion resistant ... .0>8.0>10.0 Technical Data for Plastic Cascade Mini Ring Spec.D*H*T (mm)Number per m³Bulk density ... .49092.9112.3 16, 25, 38, 50, 76mm Plastic Cascade Mini Ring