... various kinds of frequency, the seal liner of various kinds of corrosivity medium, Antisticking materials, lubriation material. Products SpecificationTypesDiameter(mm)Length (mm)ToleranceYT0014,5,6,7,8,10 ... .50100,110,120,130,140,150,160180,200,250,270,300,350,400+2.0 Main technical indicatorProject NameUnitResult Apparent density ...