... environment2.materia:SR,NBR,EPDM,NR,SBR3.color:available in any color,according to customer's requirement4.working pressure:<= ... resistance etc.sizeAs your drawing or sampleUsageAuto,equipment,machine,industry,ship,computer etc.SampleFreeProductionDepend on the items ... as rubber mixing millings,plate vulcanization machine,spraying device,type press,cutting machine,air compressor etc.5.Over 200 ...