Dow Dow™ DMDD-3220 NT 7 HDPE

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Dow Dow™ DMDD-3220 NT 7 HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	Product Description: Dow DMDD-3220 NT 7 HDPE is produced via UNIPOL™ Processing Technology from Dow and is intended for rotational and injection molding is specifically designed for applications requiring excellent processability and aesthetics combined with low warpage and good mechanical properties. Processing and Stabilization: Dow DPDA-3220 NT 7 HDPE is fully heat and UV stabilized resulting in a wide processing latitude, good color retention and long life expectancy. Rotational molding or injection molding For Large Agricultural Tanks, Intermediate Bulk Containers, Potable Water, Chemical Tanks and Industrial Products Excellent impact strength, stress crack resistance and processability 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: Asia Pacific; Latin America; 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; Rotational Molding Information provided by The Dow Chemical Company
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Physical Properties	Metric	English	Comments

Density	0.944 g/cc	0.0341 lb/in³	ASTM D792
ESCR 100% Igepal®	>= 743 hour @Temperature 50.0 °C	>= 743 hour @Temperature 122 °F	F50, Plaque molded and tested in accordance with ASTM D4976; ASTM D1693A
	>= 1000 hour @Temperature 50.0 °C	>= 1000 hour @Temperature 122 °F	F50, Plaque molded and tested in accordance with ASTM D4976; ASTM D1693B
Melt Flow	2.0 g/10 min @Load 2.16 kg, Temperature 190 °C	2.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	21.4 MPa	3100 psi	Plaque molded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Break	710 %	710 %	Plaque molded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Yield	12 %	12 %	Plaque molded and tested in accordance with ASTM D4976; ASTM D638
Flexural Modulus	0.738 GPa	107 ksi	1% Secant, Plaque molded and tested in accordance with ASTM D4976; ASTM D790B
	0.986 GPa	143 ksi	Plaque molded and tested in accordance with ASTM D4976; ASTM D790B
Impact Test	>= 271 J @Thickness 6.35 mm, Temperature -40.0 °C	>= 200 ft-lb @Thickness 0.250 in, Temperature -40.0 °F	Rotational Molded

Thermal Properties	Metric	English	Comments
Melting Point	127 °C	261 °F
Deflection Temperature at 0.46 MPa (66 psi)	55.6 °C	132 °F	Unannealed, Plaque molded and tested in accordance with ASTM D4976; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	41.7 °C	107 °F	Unannealed, Plaque molded and tested in accordance with ASTM D4976; ASTM D648

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PDOWF459 / 311152

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