• JS400-SPECIAL PISTON FOR CERAMIC LINER
• 1.Adopting structure and formula with independent intellectual property rights,the ceramic liner is produced by fine sintering,precision machining and special grinding.
  2.The normal working pressure increases 5%-10%,reduce eccentric wear probability between piston and ceramic.the normal service life will not be less than 400 hours.
  3.Rubber material:MDI polyurethane,HNBR,imported NBR,reinforced glass fibrenylon plate.
  4.Metal 40 Cr solid forging,quenching and tempering, and sand blasting to remove the rust.
  5.Adopt combination structure to improve pressure resistance.
  6.All models and specifications are available for both China and abroad.
  7.This series is special piston for ceramia liner only.
• 

Xi’an ATO International Co., Ltd. was founded in 2008, belongs to ATO Group, which is located in Xi'an, China. We are engaged in export of  drilling equipment and spare parts for upstream oil field over ten years.