Dow Unival™ DMDB-6240 NT 7 HDPE

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Dow Unival™ DMDB-6240 NT 7 HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); High Density Polyethylene (HDPE), Blow Molding Grade
Material Notes:	Product Description: Unival™ DMDB-6240 NT 7 is a multi-purpose polymer designed for high speed production of blow molded containers used to package household industrial chemicals, such as laundry detergent, health and medicinal aids as well as agricultural and food products. The product is specifically designed to provide excellent processing in all extrusion blow molding equipment. Main Characteristics: Excellent processability High melt strength Excellent ESCR Compiles with: US FDA 21 CFR 177.1520©3.2a; Canadian HPFB no objection (with limitations) Availability: Latin America; North America Additive: Antiblock: No; Processing Aid: No; Slip: No Agency Ratings: FDA 21 CFR 177.1520(c)3.2a; Canadian HPFB no objection Form: Pellets Processing Method: Blow Molding Information provided by The Dow Chemical Company
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Physical Properties	Metric	English	Comments

Density	0.948 g/cc	0.0342 lb/in³	ASTM D792
ESCR 100% Igepal®	400 hour @Temperature 50.0 °C	400 hour @Temperature 122 °F	F50; ASTM D1693
Melt Flow	0.40 g/10 min @Load 2.16 kg, Temperature 190 °C	0.40 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238
	43 g/10 min @Load 21.6 kg, Temperature 190 °C	43 g/10 min @Load 47.6 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	62	62	ASTM D2240
Tensile Strength at Break	16.5 MPa	2400 psi	ASTM D638
Tensile Strength, Yield	23.8 MPa	3450 psi	ASTM D638
Elongation at Break	770 %	770 %	ASTM D638
Elongation at Yield	11 %	11 %	ASTM D638
Flexural Modulus	0.814 GPa	118 ksi	2% Secant; ASTM D790B
	1.02 GPa	148 ksi	1% Secant; ASTM D790B
	1.15 GPa	167 ksi	Tangent; ASTM D790B
Tensile Impact Strength	151 kJ/m²	72.0 ft-lb/in²	Type S; ASTM D1822

Thermal Properties	Metric	English	Comments
Melting Point	126 °C	259 °F
Crystallization Temperature	108 °C	226 °F
Deflection Temperature at 0.46 MPa (66 psi)	62.8 °C	145 °F	Unannealed; ASTM D648
Vicat Softening Point	121 °C	250 °F	ASTM D1525
Brittleness Temperature	<= -76.1 °C	<= -105 °F	ASTM D746

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PDOWF572 / 311265

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