PU O ring
- Introduction
Polyurethane (PU), it is a polymer material. Polyurethane is a new organic polymer material, known as the "fifth largest plastic."
Polyurethane rubber (Urethane Rubber) mechanical properties are quite good, high hardness, high flexibility, wear resistance are
other rubber than difficult; aging resistance, ozone resistance, oil resistance is also quite good.
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Date：2018-1-26 16:07:26
