DHS 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 materials of high performance PU 93 shore A. Technical Data Temperature: -35 to +100 Speed: 1m/s Media: Hydraulic oils (mineral oil-based) Material Material: PU Hardness: 93 2 Shore A Color: Blue / Green / Light yellow Advantages High abrasion resistance Widely applicable Easy installation