Natural rubber SSR 1-2-3-4-5, Synthetic rubber Styrene Butadiene 1712-1502-Nitrilast 33M, EPDM Granule carbon black N 220 , N 330 , N 550 , Stearic - Acid Rubber grade ( fl 1800 �1801 ) , Silica (SIO2) NEWSIL 175-NEWSIL 175 GR , NBR-PVC , EPDM-60, refined Paraffin wax 58-60 # (white color) , and refined Paraffin wax 58 �60 #(yellow color)