TECHNICAL PROPERTIES OF NORMAL POLYPROPYLENE

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TECHNICAL PROPERTIES OF NORMAL POLYPROPYLENE PROPERTIES POLYPROPYLENE (MELT INDEX 0.2-1.0) Specific Gravity 0.90-0.91 Water Absorption(% in 24 hrs.) 0.01-0.03 Hardness(Rockwell) R90-95 Tensile Strength-(lb/sq.in.) 4400-4800 Impact Strength -Izod notched-(ft. lbs.) 1.5-2.5 Elongation at break(%) 220-600 Yield Stress(lb./sq.in.) 4400-4800 Flexural Modulus(lb./sq.in.) 1.5*105 Modules Of Elasticity In Tension(lb./sq.in.) 1.5*105 Softening Point(deg.C.) 135-150 Load-Heat(Cal/grm/deg.C.) 0.46 Load-Heat Deformation 66 lb./sq. in (deg.C.) 95-110 Load-Heat Deformation 264 lb./sq. in (deg.C.) 60-65 Inflammability Slow Burning Thermal Expansion (in/in./deg.C.) 805-11*10-5 Mould Shrinkage(in. per Inch) 0.01-0.02 Injection Moulding Temp (deg.C.) 200-300     Designed & Hosted by : MID   Promoted by : GID

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