Dow Dow™ DMDB-7950 NT 7 HDPE

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Dow Dow™ DMDB-7950 NT 7 HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	Product Description: Dow DMDB-7950 NT 7 HDPE is intended for use in injection molding applications such as roll-out carts and other loarge parts with short molding cycles. It is produced via UNIPOL™ Process Technology from Dow and has been designed to meet the rigorous performance characteristics of impact resistance, environmental stress crack resistance, stiffness, and low warpage, while maintaining excellent moldability. Main Characteristics: Injection molding Roll-out trash carts and other large parts Excellent impact strength, stress crack resistance and processability Very narrow molecular weight distribution Complies with: US FDA 21 CFR 177.1520©3.1a; Canadian HPFB No Objection; EU No 10/2011. Consult the regulations for complete details. Availability: North America Additive: Antiblock: No; Processing Aid: No; Slip: No Agency Ratings: FDA 21 CFR 177.1520©3.1a; 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	0.950 g/cc	ASTM D792
ESCR 100% Igepal®	40 hour @Temperature 50.0 °C	F50; ASTM D1693
Melt Flow	5.8 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	54	ASTM D2240
Tensile Strength at Break	3800 psi	Compression Molded; ASTM D638
Tensile Strength, Yield	3600 psi	Compression Molded; ASTM D638
Elongation at Break	1200 %	Compression Molded; ASTM D638
Elongation at Yield	8.0 %	Compression Molded; ASTM D638
Flexural Modulus	146000 psi	2% Secant, Compression Molded; ASTM D790B
Tensile Impact Strength	50.0 ft-lb/in²	Type S, Compression Molded; ASTM D1822

Thermal Properties	Original Value	Comments
Melting Point	266 °F
Crystallization Temperature	244 °F
Deflection Temperature at 0.46 MPa (66 psi)	154 °F	Unannealed, Compression Molded; ASTM D648
Vicat Softening Point	261 °F	ASTM D1525
Brittleness Temperature	<= -105 °F	ASTM D746

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