This is an ultra-high molecular weight polyethylene porous sheet that has air permeability and low friction.
Ultrahigh-molecular-weight Polyethylene Porous Sheet SUNMAP™
Flexible thin foam that is easy to work with can be used for clearances as small as 100μm.
The main constituent is EPDM rubber foam, which boasts superior heat, weather and chemical resistance (to acids and alkalis) compared to general purpose rubbers.
