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Hydraulic seals – oil seal can be used for dust seals use, but the dust is serious and in order to protect other seals, often using special dust seal. More than rubber dust seal hydraulic seals, pneumatic machinery and more blankets (square or trapezoid), aircraft and boreal hydraulic cylinder with a metal in order to […]

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The rubber sheet of the Department of strip rubber seal products. The rubber seal used in railway locomotives, automobiles, aircraft, high-rise buildings, refrigerators and all kinds of industrial parts, since a rubber sealing elements to prevent external dust, air, water, etc. into the system. The composition of the rubber seal from sealing and installation of […]

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Value of the compression ratio of the O-ring seal on the cross-section diameter compression ratio for different seal occasions as follows: General static seal compression rate: 10 “- ‘30%; Low friction with the compression rate: 1.5 to 6%; High pressure, reciprocating compression rate: 16%; Hydraulic seal compression rate: 10 “— 20%; Vacuum-sealed compression rate: 40 […]

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V-shaped ring is the oldest of all the lip seals, its use is widespread. Compared with other lip seals, the main features of the V-ring: 1) overlapping use of a number based on the use of pressure, the sealing performance with overlapping number increased with the increase, it should be noted that this relationship is […]

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The polyurethane material is the best international performance insulation materials. Main chain NHCOO-repeated structural unit of a class of polymers. Abbreviation. Polymerization of the isocyanate (monomer) and the polyol. Containing strong polar urethane groups, not soluble in non-polar groups, with good oil resistance, toughness, abrasion resistance, aging resistance and adhesion. Different materials can be prepared […]

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