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Keyflex® BT 1140D

Technical Datasheet | Supplied by LG Chem

Keyflex® BT 1140D by LG Chem is a general purpose, medium modulus thermoplastic copolyester elastomer grade. Exhibits outstanding mechanical strength, flexibility at low temperature and heat-, chemical- and weather resistance.

It is suitable for processing by extrusion and injection molding.
Used in cable & wire jackets, hose, tubing and sheets.
Keyflex® BT 1140D complies with UL 94 HB flame rating.

Keyflex® BT 1140D Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.12

ASTM D792

Linear Mold Shrinkage, Flow

0.6 - 1.0 %

(At 3.2 mm)

ASTM D955

Water Absorption

0.7 %

(at 23°C, 24 hr)

ASTM D570

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

80 - 90 °C

Melt Temperature

180 - 220 °C

Mold Temperature

10 - 35 °C

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Keyflex® BT 1140D

Keyflex® BT 1140D Properties

Physical Properties

Keyflex® BT 1140D Processing Guidelines

Injection Molding Properties