CHENG MAO PRECISION SEALING CO., LTD.

The Gas Spring Seal (spring oil seal) acts an extremely important role in Gas Spring equipment.  A qualified seal is tested by 400 thousand times of operation test and high pressure environment test to achieve the high quality standard.

Shock Absorber seals are applied between the rod and tube, including motorcycles, cars, trucks and other vehicles.  The main function of the reciprocation is preventing gas from leakage and external contaminants from entering successfully.

Heavy Duty Wheel Seals and Agricultural Equipment Seals can be divided into AP type, CRS type and ST type.  Mainly be used in heavy pollution of agricultural machinery, construction machinery, mining equipment and trucks, buses and other environments.  Compared to TC type, with special internal lubrication design, making it closed to the ...

The "Power Steering Oil Seal" is used in the power steering system of automobiles.  Its function is to prevent dust, sand, and water from entering the steering system, keep gears lubricated, and ensure the normal operation of the power steering system.

Inner diameter back-up ring design to enhance the pressure resistance of the oi...