... fibers, plastics blowing, electric insulating materials: 1; Construction material: Piping, sheeting, windows and doors. 2; Packing material 3; Electronical material: Cable, wire, tape, bolt ... )Number of impurity particle, pieces30maxVolatiles content, %0.40maxBulk density ( g/ml)0.45maxResidual after sieve, %0.25mm mesh2.0max0.63mm mesh90minNumber of grain entries ...