... . Fire resistance 3. Radiation resistance 4. Oil resistance custom silicone cases MaterialNR,CR,NBR,SBR, SILICONE,VITON,EPDM, HNBR, BUNA, etc ... hardness testers can be offered for customer's testingPackageInner plastic bag/outside carton/wooden palletsPayment termsL/C, T/T, Western Union ...