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ESPOLEX® 821

Technical Datasheet | Supplied by Sumitomo Chemical

ESPOLEX® 821 by Sumitomo Chemical is a recyclable, semi-rigid, standard thermoplastic polyolefinic elastomer (TPE), which can be blended with polyethylene (PE) and polypropylene (PP). Offers resistance to ozone-, UV-, chemicals-, polar solvents-, acids-, alkali, water-, mineral oil-, gasoline- and aromatic hydrocarbon type products. Suitable for processing by extrusion and blow molding. ESPOLEX® 821 is used in sheet and hose applications.

ESPOLEX® 821 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

910 kg/m³

(23°C)

ISO 1183

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

1.2 g/10 min

(23°C, 21.18 N)

ISO 1133

Extrusion Properties

Value & Unit

Test Condition

Test Method

Bottom Cylinder Temperature

170 - 190 °C

Center Cylinder Temperature

180 - 200 °C

Top Cylinder Temperature

190 - 210 °C

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ESPOLEX® 821

ESPOLEX® 821 Properties

Physical Properties

ESPOLEX® 821 Processing Guidelines

Extrusion Properties