GAPEX HPP20GR56BK Ferro Polypropylene Homopolymer (Glass\Mineral, 21%)

General
Material Status	Commercial: Active
Availability	North America
Filler / Reinforcement	Glass\Mineral, 21% Filler by Weight
Features	Chemically Coupled
Automotive Specifications
Forms	Pellets

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Melt Mass-Flow Rate (MFR) (230°C/2.16 kg)		g/10 min	ASTM D1238
Molding Shrinkage			ASTM D955
Flow		in/in
Across Flow		in/in
Mechanical	Nominal Value	Unit	Test Method
Tensile Strength (73°F)		psi	ASTM D638
Tensile Elongation (Break, 73°F)		%	ASTM D638
Flexural Modulus			ASTM D790
1% Secant: 73°F		psi
Tangent: 73°F		psi
Flexural Strength (73°F)		psi	ASTM D790
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact (73°F)		ft·lb/in	ASTM D256
Unnotched Izod Impact (73°F)		ft·lb/in	ASTM D4812
Gardner Impact (73°F)		in·lb	ASTM D5420
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load			ASTM D648
66 psi, Unannealed		°F
264 psi, Unannealed		°F
Additional Information
Testing and measurements were performed at 73 +/-3°F and 50 +/-5% relative humidity unless otherwise noted.
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: GAPEX® HPP20GR56BK, GAPEX HPP20GR56BK, GAPEX® , GAPEX, GAPEXHPP20GR56BK, HPP 20 GR 56 BK, HPP20GR56BK, HPP20, 20GR, GR56, 56BK, Polypropylene Homopolymer, PP Homopolymer, Polypropylene, PP, Ferro, PolypropyleneHomopolymer, PPHomopolymer, 20HPP
Automotive Specifications
This plastic material has approval for 3 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): GM (3).

Notes

¹Typical properties: these are not to be construed as specifications.

GAPEX® HPP20GR56BK