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HS S-glass Rovings Product Name:HS S-glass Rovings
Item No.:1001
Description:Compared with E glass fiber, they exhibit 30-40% higher tensile strength,16-20% higher modulus of elasticity , 10 folds higher fatigue resistance ,100-150℃ higher temperature endure ， also they have excellent impact resistance because of high elongation to break, high ageing & corrosion resistance, quick resin wet-out properties. HS4 glass has reached the standard of S-2 & R glass.