Material：silicon carbide, Finland Kraft paper, C weight, resin over resin bond
Features:
1. The paper backing is more flexible, so it can be easily operated by hand.
2. The paper is water proof, it can be soaked in water for long time.
3. The tensile strength is high, so the working-life will be longer.
4. The grits is very sharp, so it is especially fit for grinding the minerals
Application:It can be used to grinding wooden furniture, varnish ,timber. leather. machinery. etc