Dry cutting process: the glass fiber is combed into silk, net laying, acupuncture, hot pressing and other processes.

Centrifugal cotton and wet process: similar to paper, need a lot of water, like beating, drying into felt. Dry process is widely used, more energy saving and environmental protection, and wet process will cause water pollution, drying water and electricity costs are also high, cost.

Wire diameter of glass fiber

Centrifugal cotton and wet out of the line diameter: 1~~4um is harmful to human body.

Dry method cut out of the line diameter: 6~~11um human body can be discharged from the body, basically no harm.