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Desmopan? 790

Manufacturer: Covestro
Produced At: Europe / China
Product Category: TPU
Product No: Desmopan 790
Product Quantity: 25KG / BAG
Product Features: High Strength

Product information

Desmopan? 790

Thermoplastic Polyurethane Elastomer

Covestro - PUR

Product Description:

Extrusion- and injection molding grade; high mechanical strength; Application; Toothed belts; Profiles; Injection molded engineering parts

Features	High Strength
Uses	Belts/Belt Repair，Profiles
RoHS Compliance	RoHS Compliant
Processing Method	Extrusion，Injection Molding

Physical	Nominal Value	Unit	Test Method
Density
73°F	1.21	g/cm3	ISO 1183
--	0.0437	lb/in3	ISO 1183 2
Hardness	Nominal Value	Unit	Test Method
Shore Hardness
Shore A, 1 sec, 73°F	92		ISO 7619
Shore D, 1 sec, 73°F	40		ISO 7619
Shore A, 3 sec	92		ISO 868 2
Shore D, 15 sec	40		ISO 868 2

Mechanical	Nominal Value	Unit	Test Method
Tensile Stress 3			DIN 53504
Break, 73°F	6960	psi
10% Strain, 73°F	493	psi
50% Strain, 73°F	1230	psi
100% Strain, 73°F	1700	psi
300% Strain, 73°F	4670	psi
Tensile Strain 3 (Break, 73°F)	430	%	DIN 53504
Abrasion Resistance 4	30.0	mm3	ISO 4649
Tensile Storage Modulus			ISO 6721
-4°F	91374	psi
68°F	14504	psi
140°F	7687	psi
Elastomers	Nominal Value	Unit	Test Method
Tear Strength 5 (73°F)	490	lbf/in	ISO 34-1
Compression Set			ISO 815
73°F, 72 hr	25	%
158°F, 24 hr 4	42	%
158°F, 24 hr 6	34	%
Rebound Resilience	32	%	ISO 4662

Injection	Nominal Value	Unit
Drying Temperature	< 176	°F
Processing (Melt) Temp	410 to 446	°F
Mold Temperature	68 to 104	°F
Extrusion	Nominal Value	Unit
Drying Temperature	< 176	°F
Melt Temperature	392 to 428	°F

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Desmopan? 790

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