DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier

The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).

Home  > INFO CENTER  > News  > 

DMS SEALS SPN shaft with double-way seals One-way/two-way reciprocating piston rod seals

DMS SEALS SPN shaft with double-way seals One-way/two-way reciprocating piston rod seals


Working  Conditions

Diameter Range

Pressure Range

Temperature Range





-30℃ +200℃

1.5 m/s

general hydraulic oil, water glycol Hydraulic oil and water emulsion type hydraulic oil.

1.performance and use

Suitable for one-way and two-way reciprocating piston rod seals, and can also be used for rotary shaft seals, especially for heavy loads

Rotary seal condition. In a wide range of fluids and high temperature applications, can be used for large piston rod clearance, anti-extrusion

strong ability.

Low friction and simple grooves.

It can be used for special working conditions such as very low speed and micro-travel.

The mounting groove is small. Seals are easy to install and generally do not require special tools.


Sealing ring: filled with polytetrafluoroethylene (PTFE). According to different working conditions and sealing requirements, different fillers can be selected.

Filling material and filling process, if there are particularly strict requirements for leakage, our company's special polyurethane material can be used

materials, please inquire for details.

Square rubber ring: nitrile rubber NBR, fluorine rubber FKM. The material of the square ring is based on the temperature and working conditions of the operating conditions.

Make media decisions, if in doubt, please inquire. If a square ring of fluorine rubber (FKM) is required, please specify before ordering.

Chat Online 编辑模式下无法使用
Leave Your Message inputting...