Dow INNATE™ ST50 Resin

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Dow INNATE™ ST50 Resin
Categories:	Polymer; Thermoplastic
Material Notes:	Product Description: INNATE ST 50 Precision Packaging Resin is designed for exceptional abuse performance. It offers a unique combination of high stiffness with excellent toughness which enables excellent performance on automated packaging equipment. This product also delivers robust processability. Availability: Asia Pacific; Europe; Latin America; North America Agency Ratings: EU No 10/2011; FDA FCN 424 Form: Pellets Information provided by The Dow Chemical Company
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Physical Properties	Original Value	Comments

Density	0.920 g/cc	ASTM D792
Melt Flow	0.85 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Puncture Resistance	23.5 lb (f)
Film Tensile Strength at Yield, MD	1470 psi	ASTM D882
Film Tensile Strength at Yield, TD	1570 psi	ASTM D882
Film Elongation at Break, MD	570 %	ASTM D882
Film Elongation at Break, TD	660 %	ASTM D882
2% Secant Modulus	28500 psi	MD; ASTM D8822
	33400 psi	TD; ASTM D8822
Puncture Energy	81.0 in-lb
Elmendorf Tear Strength MD	570 g	ASTM D1922
Elmendorf Tear Strength TD	940 g	ASTM D1922
Dart Drop Test	1900 g	Method A; ASTM D1709B
Film Tensile Strength at Break, MD	7500 psi	ASTM D882
Film Tensile Strength at Break, TD	7350 psi	ASTM D882

Thermal Properties	Original Value	Comments
Melting Point	255 °F
Vicat Softening Point	219 °F	ASTM D1525

Optical Properties	Original Value	Comments
Haze	15 %	ASTM D1003
Gloss	51 %	45°; ASTM D2457

Processing Properties	Original Value	Comments
Melt Temperature	432 °F
Blow-up Ratio (BUR)	2.5

Descriptive Properties
Film Puncture Resistance	272 ft-lb/in3

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PDOWF546 / 311239

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