Supplier product
Shenyang Zhongye Seal Manufacturing Factory
The published description pairs a filled-PTFE sealing ring with an O-ring for a double-acting piston.
Shenyang Zhongye Seal Manufacturing Factory lists ST Piston Seal in its published catalogue. The published description pairs a filled-PTFE sealing ring with an O-ring for a double-acting piston. The energising element presses the sealing ring against its working surface. Provide the cylinder groove, clearance and fluid conditions so the supplier can select the appropriate compound and dimensions.
Shenyang Zhongye Seal Manufacturing Factory · Shenyang, Liaoning
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Source reviewed: 2026-11-10. This directory summary organises the supplier’s published product information.
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This product is presented for double-acting reciprocating piston sealing in heavy-duty hydraulic cylinders.
View product →The supplier describes a stepped piston-seal profile for reciprocating hydraulic equipment.
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The OK design combines a split sealing ring made from a composite thermoplastic with a rectangular rubber energiser.
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The SPG construction uses a filled-PTFE ring and rectangular rubber element.
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The supplier combines a filled-PTFE sealing ring and O-ring in this double-acting piston-seal design.
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This named combination seal is included in the piston-seal catalogue.
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