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RTP 2740 S-90A

Technical Datasheet | Supplied by RTP Company

RTP 2740 S-90A by RTP Company is a general purpose, saturated styrene ethylene butylene styrene copolymer (SEBS) grade. Exhibits low compression set within their design temperature range, lower and broader hardness range than other TPEs, low specific gravity and superior resistance to oxidation & UV radiation compared to unsaturated styrenic block copolymers. Can be processed using injection molding. RTP 2740 S-90A is recommended for hand knobs, pipe clamp/ bucket, bumper guards, cell phone gasket, mobile phone wraps, pool vacuum hose weights, hair remover and water pitcher.

RTP 2740 S-90A Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Compression Set

50 %

(22 h at 70 °C (158 °F), Method B, Type 2)

ASTM D395

Compression Set

26 %

(22 h at 23 °C (73 °F), Method B, Type 2)

ASTM D395

Tensile Stress

7.4 MPa

(Die C 0.125 in, 20 in/min (3.2 mm, 500 mm/min), at 100%)

ASTM D412

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

16 - 38 °C

Melt Temperature

182 - 232 °C

Drying Temperature

79 °C

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RTP 2740 S-90A

RTP 2740 S-90A Properties

Mechanical Properties

RTP 2740 S-90A Processing Guidelines

Injection Molding Properties