This standard is applicable to all-rubber or fabric laminated rubber sealing products of sectional form. These rubber sealing products are made of oil-proof, heat-proof or acid/alkali-proof gross rubber. These products are used for sealing in all sorts of mechanical equipment at specified temperature, pressure and different working medium.
This standard is applicable to all-rubber or fabric laminated rubber sealing products of sectional form. These rubber sealing products are made of oil-proof, heat-proof or acid/alkali-proof gross rubber. These products are used for sealing in all sorts of mechanical equipment at specified temperature, pressure and different working medium.