低磨擦系数，梨地，原丝用。
Low coefficient of friction, material for overfired, fiber applications.
低磨擦系数导轨，保证滚桶重量完全作用于床垫上。
Low friction coefficient guides to ensure that the barrel weight fully to the mattress.
在已知的塑料中，四氟具有最好的耐腐蚀性，不老化，油封低磨擦系数，耐磨擦。
It has the best chemical corrosion resistance among known plastics. Without being aging, lowest friction coefficient, wear resistance.
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