... , green, blue, transparent, red, natural etc.3. Hardness (Shore A) :30-904. Performance : Tear resistance, Abrasion resistance, Impact strength resistance ... reasonable and service is very considerate, you are here in a right stop . Factory history8 yearsFactory area3700m2CertificateISO/TS16949Machines(20sets)Rubber ... testing machine for keep the exact quality as required: Water dispenser rubber seal