... that is soft, fine, waterproof and fireproof with good rebound elasticity. excellent glass wool 1) Picture: 2) Description Adapting the ... centrifugal blowing process, we produces glass wool is soft, fine, waterproof and fireproof with good rebound elasticity (veneering like reinforced ... to worker’s health and fine appearance. Owing to glass wool's good performance, e.g., thin and long inner fiber, ...