Kraton® G7820 GU-N (SEBS) Compound

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Kraton® G7820 GU-N (SEBS) Compound (discontinued **)
Categories:	Polymer; Thermoplastic; Elastomer, TPE
Material Notes:	Description: Kraton G7820 GU-N is an easy processing, general purpose 90 Shore A hardness material designed for a wide variety of applications. It is supplied from North America in the physical form identified: Kraton G7820 GU-N - supplied as a dense, natural color pellet Region: North America; Asia Pacific; Europe; Japan; and South America Applications: Compounding and Personal Hygiene; Adhesives, Sealant and Coatings; Bitumen Modification; Footwear; and Impact Modification Information provided by Kraton®
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Physical Properties	Original Value	Comments

Specific Gravity	1.11 - 1.17 g/cc	BAM 1014

Mechanical Properties	Original Value	Comments
Hardness, Shore A	85 - 95	BAM 1003
Tensile Strength	12.07 MPa	ASTM D412
	22.3 MPa	After Heat Aging 168 hrs at 150°C; ASTM D412
Elongation at Break	650 %	ASTM D412
	730 %	After Heat Aging 168 hrs at 150°C; ASTM D573
300% Modulus	0.00621 GPa @Strain 300 %	ASTM D412
Tear Strength	280 pli	Die C; ASTM D624
Compression Set	27 % @Temperature 23.0 °C, Time 79200 sec	ASTM D395B
	64 % @Temperature 70.0 °C, Time 79200 sec	ASTM D395B

Thermal Properties	Original Value	Comments
Brittleness Temperature	-52.0 °C	ASTM D746
Flame Spread	2.20 in/min	FVSS302/SAE J369 in/min

Processing Properties	Original Value	Comments
Rear Barrel Temperature	380 - 400 °F
Front Barrel Temperature	400 - 420 °F
Nozzle Temperature	420 - 450 °C
Mold Temperature	80.0 - 150 °F
Injection Pressure	500 - 700 psi
Back Pressure	100 - 200 psi

Descriptive Properties
Ozone Resistance	No cracking	100 pphm, 72 hr, 38°C, ASTM D518/1149

**
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PKRA9919 / 132819

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