... : connect by flange ,etc. Usage Media: use in water, smoke,acid / alkali / sewage liquid,etcTemperature: -50-250 celsius degree. Diameter size ... ,Indonesia, Egypt,Israel,Pk,India,eBody material list: Body: neoprene, EPDM,NBR,NB, CR,SBR,IIR,HNBR,SI,FLS,FPM,FFPM ... ,JIS5K/10K....Character: good characteristics of resistance of /oil/ heat/acid and alkali, high voltage ,long-range elasticity ,and the weight ...