* Other material combinations can be customized
according to working conditions.
The JBDH-4 is a compression wiper seal with multiple step lips in hydraulic cylinders.
Structure saving design
High abrasion resistance
No close tolerances are necessary
Compact design,good dusting effect
Easy to install and removal
JBDH-4 wiper seal is suitable for both hydraulic and pneumatic reciprocating situation. It can effectively clean the dust inside and protect the guiding parts. The PU material is extrusion resistant which has good resistance to ozone and radiation generated under climatic conditions, thus extending the service life.
Petroleum-based hydraulic oil, flame retardant hydraulic oil
* Further specifications on request,we also supply turning products or semi-finished materials.
1. How about the quality of your wiper seals?
Our PU raw material is imported abroad and strictly testing for every batch.Each order is carefully executed through the ERP automation management system from ordering to shipment.
2. Could you provide sizes which are not in existing list?
Yes,our specification list is based on existing moulding and standard order size,customized size is accepted as well.
3. What is the maximum supply size of your polyurethane seal?
Max. Diameter of 400mm.
4. How about your production output?
We are able to produce 300,000 seals per month.