Leather cup

Technical features:
 Reusable self-tightening leather cup;
 Reusable compression leather cup;
 Widely used in construction operations such water plugging;
 Excellent sealing reliability and wear resistance;
 Can achieve non-contact entry into the well with the casing;
 Reliable sealing under of 177℃, 10000psi;
 Reliable sealing under conditions of 204℃, 7500psi;
 Product size range: 5.5”～ 9 5/8”;
Provide custom design, production and testing of non-standard products