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Carmel Olefins CARMELTECH™ QB 79 P Polypropylene Random Copolymer for Pressure Pipe

Category Polymer , Thermoplastic , Polypropylene (PP) , Polypropylene Copolymer
Manufacturer Carmel Olefins
Trade Name CARMELTECH™
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Carmel Olefins CARMELTECH™ QB 79 P Polypropylene Random Copolymer for Pressure Pipe.pdf
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Material Notes:
CARMELTECH™ QB 79 P is a high molecular weight, low melt flow rate polypropylene random copolymer, especially designed for extrusion of pressure pipes and injection molding of fittings. This grade offers a combination of ease of processing and excellent mechanical properties. It has been formulated for long term heat stabilization and good resistance to extraction by hot water and detergents. APPLICATIONS CARMELTECH™ QB 79 P is suitable for in-house hot and cold water pipes and fittings, floor and wall heating systems, radiator connections, and industrial applications.
Physical Properties Metric English Comments
Melt Flow 0.28 g/10 min

@Load 2.16 kg,
Temperature 230 °C
0.28 g/10 min

@Load 4.76 lb,
Temperature 446 °F
ASTM D1238
0.50 g/10 min

@Load 5.00 kg,
Temperature 190 °C
0.50 g/10 min

@Load 11.0 lb,
Temperature 374 °F
ASTM D1238
1.2 g/10 min

@Load 5.00 kg,
Temperature 230 °C
1.2 g/10 min

@Load 11.0 lb,
Temperature 446 °F
ASTM D1238
Mechanical Properties Metric English Comments
Tensile Strength, Yield 23.0 MPa
3340 psi
ASTM D638
Elongation at Yield 13 %
13 %
ASTM D638
Flexural Modulus 0.950 GPa
138 ksi
ASTM D790
Izod Impact, Notched 0.850 J/cm

@Temperature >=0.000 °C
1.59 ft-lb/in

@Temperature >=32.0 °F
ASTM D256
3.00 J/cm

@Temperature >=23.0 °C
5.62 ft-lb/in

@Temperature >=73.4 °F
ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 85.0 °C
185 °F
ASTM D648
Vicat Softening Point 133 °C

@Load 1.02 kg
271 °F

@Load 2.25 lb
ASTM D1525
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