CALCIUM SULPHATE FIBER Product Nameï¼? CALCIUM SULPHATE FIBER/GYPSUM FIBER Item Number: NP-HF02 Application: Dedicated to Friction industry such as brake pads, linningâ?¦. 1. Date Sheet: Chemical Composition: CaSO4 Appearance: White Powder Particle Shape: Rod-like Shape Fiber Purity (%): â?¥95 Length (µm):10-300µm (90%) Diameter (µm): 1-15µm (90%) L/D Ratio: 10-100 (90%) Whiteness (%): > 90 Gravity (g/cm3): 2.69 Loose Density (g/cm3): 0.15-0.3 Moisture Content (%) :< 1.0 Heat Resistant () : 1000 Melting Point () : 1450 PH Value: 6.5-7.5 Mohs Hardness: 3 2. Package: 12.5 KG/Bag (Inner Plastic Bag plus Kraft Paper Bag Outside) 60 bags, 750 kg totally with wrapping onto one composite pallet under ISPM-15 regulation.