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Insulation pads quality standards

Jan 30, 2018

Appearance: scar or uneven, depth or height shall not exceed the thickness of the pad tolerance;

Bubbles: per square meter, the area is not less than 1cm2 bubbles no more than 5, the distance between any two bubbles is not less than 40mm;

Impurities: depth and length does not exceed the thickness of the pad is not less than 40mm;

Uneven edge or sponge-like: the width of not more than 10mm, the length of not more than 1/10 the total length of the pad;

Crack: not allowed.