Dow Dow™ DMDA-8940 NT 7 HDPE

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Dow Dow™ DMDA-8940 NT 7 HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	Product Description: Dow DMDA-8940 NT 7 HDPE is produced via UNIPOL™ Process Technology from Dow and is intended for use in a broad range of injection molding applications such as housewares, toys, food containers and pails. This resin has been designed to provide an excellent balance of toughness, environmental stress crack resistance and processability. Main Characteristics: Injection molding For injection molded housewares, toys food containers and pails Excellent balance of toughness, stress crack resistance and processability Very narrow molecular weight distribution Complies with: US FDA 21 CFR 177.1520©3.2a; EU, No 10/2011; Canadian HPFB No Objection; US FDA DMF. Consult the regulations for complete details. Availability: Asia Pacific; Latin America; North America Additive: Antiblock: No; Processing Aid: No; Slip: No Agency Ratings: DMF; FDA 21 CFR 177.1520©3.2a; Canadian HPFB No Objection; EU, No 10/2011 Form: Pellets Processing Method: Injection Molding Information provided by The Dow Chemical Company
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Physical Properties	Original Value	Comments

Density	0.953 g/cc	ASTM D792
Melt Flow	44 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	64	ASTM D2240
Tensile Strength at Break	3900 psi	ASTM D638
Tensile Strength, Yield	3900 psi	ASTM D638
Elongation at Break	10 %	ASTM D638
Elongation at Yield	5.0 %	ASTM D638
Flexural Modulus	148000 psi	2% Secant; ASTM D790B
Tensile Impact Strength	40.0 ft-lb/in²	Type S; ASTM D1822

Thermal Properties	Original Value	Comments
Melting Point	262 °F
Crystallization Temperature	241 °F
Deflection Temperature at 0.46 MPa (66 psi)	160 °F	Unannealed; ASTM D648
Vicat Softening Point	253 °F	ASTM D1525
Brittleness Temperature	-98.0 °F	ASTM D746

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