Notices for purchase of felt

- Jul 26, 2019-

1. The density of felt (g/cm3) is too large to lose elasticity, too small to lose wear resistance, the grade of material used has an impact on its performance, it is best to inform the use when purchasing, so as not to affect the use.

2. At present, all kinds of felt are classified into special felt and first-class felt, which are distinguished according to the thickness, density and color of the wool; the technical requirements are classified according to strength, elongation and capillary function, and the inspection is carried out according to FZ/T 2501-92 standard.

wool felt