... 4.breaking elongation:about 200% Colored clear silicone stopper as follows: 1.Material: 100 % silicone rubber2.Hardness:between 20~80 shore A3 ... materials are able to be provided for you,such as silicone,EPDM,SBR,NBR,CR,IIR.,BR,NBR,NR,etc,just ... of drilled or punched holes for wiring, cable, tubing, piping,hoses, air lines, rope and more. Used in appliances, motors, tools ...