... .Good insulativity, Abrasion-resistance 3.Good chemistry stability (1)Standard:110×16×9,110×20×10,105×20×10,120×24×10 ... ,110×26×10,130×30×10,110×30×10,130×35×10,150×35 ... according to customers' requirements(2) Physical performances:1.Density:2.9-3.1g/cm^3 2.Resistivity:300-2000υΩ/cm3.Porosity ...