... shapes and sizes, rubber hole plugs can be custom made as well to fit wherever they are needed. ... covering parts during high temperature powder coating processes as well as medical applications where sterilization is needed 5. ... FKM,SBR,NBR,NR,CR,IIR,etc,just as per your choice6.Hardness:between 20~90 shore ... A7.Temperature range:-30~250 °C,as per yours8.Packing details:plastic bags inside,carton ...