J wiper is a sealing element which used in hydraulic applications to obstruct all kinds of negative foreign particles to go into the cylinders. Standardized with the material of high performance PU 90±2 Shore A.
Dust proof for rod in air cylinder under reciprocating movements or exposed valve rod.
2. Technical Data
Media: Hydraulic oils(mineral oil-based)
Source of standard: JB/T6657-93
Grooves conform to: JB/T6656-93
Hardness: 90±2 Shore A