Wool felt is made of natural wool, it is not adopted the way of across and upright to make it, but use the shrinking characteristic of felt to adhibit, as the following:
a. Springiness, can be used as the under material of shockproof, airproof gasket and stretch steel wire.
b. Having good capability of adhibition, not easy to relax, can be cranked out variety of accessory.
c. Having good capability of heat preservation, can be used as the material of heat insulation.
d. Compactness of structure, small hole, can be used as well material of filtration.
e. Having petty well capability of polishing, can be used as the polishing material.