... into various shapes; 3, insulation, sound insulation can be used as heat insulation materials; 4, felt well ... used in mechanical, electrical, chemical, cement, metallurgy, oil field and other industries, such as stainless steel, ... equipment, sealing, insulation, insulation, insulation insulation and so on, have a good performance. In particular, polishing, sealing, insulation, oil, the effect of ...