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PermaFlex® 55

Technical Datasheet | Supplied by Rauh Polymers

PermaFlex® 55 by Rauh Polymers is a copolyester elastomer (COPE) grade. Exhibits excellent hydrolytic stability, chemical- , cut- and compression resistance. Designed for injection molding process. PermaFlex® 55 is possibly suitable for automotive, film, consumer products, energy absorption, medical, food, electrical and electronic applications. Can be used as a modifier for oils, asphalts and other polymers, and has usage in high temperature adhesives and coatings. Complies with FDA and UL 94 HB Flame Rating. UL 94 V-0 Flame Rated grades are also available.

PermaFlex® 55 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

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

50 g/10 minutes

(240°C at 2.16 kg)

ASTM D 1238

Density

1.24 g/cm³

ASTM D 792

Linear Mold Shrinkage

0.005 - 0.006 in/in

(Flow Direction)

ASTM D 955

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

77 - 82 °C

Drying Time

2 - 4 hr

Moisture Content

0.02 %

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PermaFlex® 55

PermaFlex® 55 Properties

Physical Properties

PermaFlex® 55 Processing Guidelines

Injection Molding Properties