It's cut by puncher from reinforcing netlike fiberglass cloth for grinding wheel. The cloth was coated with phenolic resin and epoxy resin, and then was baked. Our products are divided into two big types. One type is nets coated with adhesive-bonded fabric and nets coated with black paper. The other type is pure net. Then netlike piece is widely used as the basal material of grinding wheel which adopts resin as adhesive agent. The grinding wheel which is made with this basal material has properties of excellent heat resistance, cutting at high speed and great structural strength. VOLATILESCONTENT（%） INSOLUBLES CONTENT（%） RESIN CONTENT（%） OUTSIDE DIAMETER（mm） INSIDE DIAMETER（MM） STRENGTH CN/TEX ≤10 ≤10 26~34 ф70～ф800?.5 ф10～ф60? ≥35 Specification of fiberglass cloth for reinforced disc : 5x5 mesh: 150g/m2, 160g/m2, 190g/m2, 230g/m2,270g/m2, 320g/m2,350g/m2,370g/m2 6x6 mesh: 188g/m2, 230g/m2 8x8 mesh: 260g/m2, 245g/m2 14x14 mesh: 85g/m2 16x16 mesh: 160g/m2 Other sizes can also be supplied according to customers?requirements. Common size of Fiberglass reinforced disc for grinding wheel is 76mmx17mm, 100mmx17mm, 114mmx23mm, 142mmx23mm, 177mmx23mm, 228mmx23mm, 298mmx26mm, 303mmx26, 342mmx26mm, 353mmx26mm, 396mmx33mm and etc. Every two pieces of discs can put wax paper between them, and each piece of disc can put black paper together when packing into the poly bag.