Glass wool blanket is a plate product with a fixed strength after hot-setting the centrifugal glass wool. It has excellent thermal insurance performance in both high and low-temperature environments. It is mainly used for separating walls in the high-grade building, ceiling, air conduct or inner wall of bellows for thermal insurance, or machine shops for noise absorption or metal ceiling for control of heat, moisture, etc. High-density panels with laminated facing can be used for the air-conditioning duct system.