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Dow Engage® 8540 Polyolefin Elastomer

Category Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Elastomer, Melt-Processible Rubber
Manufacturer Dow Chemical
Trade Name Engage®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Engage® 8540 Polyolefin Elastomer.pdf
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Material Notes:
Description: Engage® 8540 polyolefin elastomer is an ethyleneoctene copolymer that is well suited to foamed applications and offers excellent performance for profile extrusion of tubing and hoses. It has good clarity, toughness, and flexibility. Engage® 8540 also has excellent compatibility with other polyolefins, allowing for efficient blending and coextrusion. The product form is free-flowing pellets.Information provided by manufacturer.This former DuPont Dow Elastomers product line is now produced by Dow Chemical.
Physical Properties Metric English Comments
Density 0.908 g/cc
0.0328 lb/in³
ASTM D792
Melt Index of Compound 1.0 g/10 min

@Load 2.16 kg,
Temperature 190 °C
1.0 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Shore A 96
96
ASTM D2240
Hardness, Shore D 49
49
ASTM D2240
Tensile Strength, Ultimate 28.9 MPa
4190 psi
508 mm/min; ASTM D638
Tensile Strength, Yield 8.30 MPa
1200 psi
508 mm/min; ASTM D638
Elongation at Break 710 %
710 %
508 mm/min; ASTM D638
2% Secant Modulus 0.104 GPa
15.1 ksi
ASTM D790
Thermal Properties Metric English Comments
Melting Point 103 °C
217 °F
DSC, 10°C/min; DuPont Test
Descriptive Properties Value Comments
Comonomer Content 17 wt%
Dow Method (<sup>13</sup>C NMR/FTIR)
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