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Overview of materials for Polypropylene, Blow Molding Grade

Categories: Polymer; Thermoplastic; Polypropylene; Polypropylene, Blow Molding Grade

Material

Notes:

This property data is a summary of similar materials in the MatWeb database for the category "Polypropylene, Blow Molding Grade". Each property range of

values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to

calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by

additives or processing methods.

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Physical Properties Metric English Commen

Density 0.886 - 1.10 g/cc 0.0320 - 0.0397 lb/in Average value: 0.913 g/cc Grade Count:

Moisture Vapor Transmission 7.10 - 9.40 cc-mm/m-24hr-atm 18.0 - 23.9 cc-mil/100 in-24hr-atm Average value: 9.02 cc-mm/m-24hr-atm Grade Count:

Oxygen Transmission 95.0 cc-mm/m-24hr-atm 241 c c-mil/100 in-24hr-atm Average value: 95.0 cc-mm/m-24hr-atm Grade Count:

Linear Mold Shrinkage 0.0100 - 0.0250 cm/cm 0.0100 - 0.0250 in/in Average value: 0.0173 cm/cm Grade Coun

Melt Flow 0.500 - 50.0 g/10 min 0.500 - 50.0 g/10 min Average value: 3.32 g/10 min Grade Count:

Mechanical Properties Metric English Commen

Hardness, Rockwell R 34.0 - 108 34.0 - 108 Average value: 89.9 Grade Count:

Hardness, Shore D 61.0 - 73.0 61.0 - 73.0 Average value: 68.0 Grade Coun

Tensile Strength, Ultimate 23.4 - 33.1 MPa 3390 - 4800 psi Average value: 28.3 MPa Grade Count:

Tensile Strength, Yield 22.8 - 38.6 MPa 3300 - 5600 psi Average value: 30.1 MPa Grade Count:

Elongation at Break 8.00 - 700 % 8.00 - 700 % Average value: 84.4 % Grade Count:

Elongation at Yield 5.00 - 20.0 % 5.00 - 20.0 % Average value: 11.7 % Grade Count:

Modulus of Elasticity 0.827 - 1.38 GPa 120 - 200 ksi Average value: 1.10 GPa Grade Count:

Flexural Modulus 0.689 - 2.45 GPa 99.9 - 355 ksi Average value: 1.19 GPa Grade Count:

Secant Modulus 0.965 - 1.72 GPa 140 - 250 ksi Average value: 1.20 GPa Grade Coun

Charpy Impact, Notched 3.00 - 12.0 J/cm@Temperature -20.0 - 0.000 C

14.3 - 57.1 ft-lb/in@Temperature -4.00 - 32.0 F

Average value: 7.67 J/cm Grade Coun

Gardner Impact 15.8 - 36.6 J 11.7 - 27.0 ft-lb Average value: 29.3 J Grade Coun

1.00 - 1.00 J@Temperature -30.0 - -30.0 C

0.738 - 0.738 ft-lb@Temperature -22.0 - -22.0 F

Average value: 1.00 J Grade Coun

Tangent Modulus 869 - 1300 MPa 126000 - 189000 psi Average value: 1020 MPa Grade Coun

Izod Impact, Notched 0.200 - 100 J/cm 0.375 - 187 ft-lb/in Average value: 1.79 J/cm Grade Count:

0.176 - 2.98984 J/cm@Temperature -20.0 - 4.00 C

0.330 - 5.60120 ft-lb/in@Temperature -4.00 - 39.2 F

Average value: 0.925 J/cm Grade Coun

Izod Impact, Notched (ISO) 4.20 - 4.20 kJ/m@Temperature -40.0 - -40.0 C

2.00 - 2.00 ft-lb/in@Temperature -40.0 - -40.0 F

Average value: 4.20 kJ/m Grade Coun

Thermal Properties Metric English CommenMelting Point 143 - 165 C 289 - 329 F Average value: 149 C Grade Count:

Deflection Temperature at 0.46 MPa

(66 psi)

72.0 - 121 C 162 - 250 F Average value: 91.0 C Grade Count:

Deflection Temperature at 1.8 MPa

(264 psi)

45.0 - 60.0 C 113 - 140 F Average value: 55.2 C Grade Coun

Vicat Softening Point 128 - 156 C 262 - 313 F Average value: 145 C Grade Count:

Optical Properties Metric English Commen

Haze 8.00 - 71.0 % 8.00 - 71.0 % Average value: 25.8 % Grade Coun

Processing Properties Metric English Commen

Processing Temperature 177 - 249 C 351 - 480 F Average value: 215 C Grade Count:

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