IROGRAN® A 92 E 4725

IROGRAN® A 92 E 4725 is a polyester-based Thermoplastic Polyurethane (TPU) for melt calendering. Key features are good oil and solvent resistance, improved UV stability, abrasion resistance, excellent wear performance, good low temperature performance and high elasticity.

Polymer Name: Thermoplastic Polyurethane (Polyester based)

Processing Methods: Calendering, Melt Calendering

End Uses: Textile Lamination

Technical Data Sheet
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Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods
Markets
Applications
Product Applications

Thin wall technical parts, thick wall extrusion profiles, textile lamination and calendering applications.

Properties

Physical Form

Technical Details & Test Data

Material Preparation

Irogran® A 92 E 4725 is supplied pre-dried, however to ensure trouble-free processing it is preferable to dry before use. The recommended drying conditions are:

  • 3 hours at 80 - 90°C in circulating air
  • 3 hours at 70 - 80°C in dehumidified air
  • Dew point: -30°C

Safety & Health

Health and Safety Information

Before undertaking any trials with this product it is essential that all personnel are aware of the necessary precautions that must be taken.

Packaging & Availability

Packaging Type
Regional Availability
  • Global
Packaging Information

Irogran® A 92 E 4725 is supplied in bags, drums or octabins.

Storage & Handling

Storage Condition

The product should be stored in a dry and cool place in the manufacturers original packaging.

Shelf Life Information

Irogran® A 92 E 4725 has a minimum expected shelf life of 12 months after shipment date.

Other

Appearance
Transparent pellets
Mechanical Properties
ValueUnitsTest Method / Conditions
Compression Set125.0 %%ISO 815 at 23°C, 70 hr
Compression Set240.0 %%ISO 815 at 70°C, 24 hr
Hardness338.0 Shore DShore DISO 7619 after 3 seconds
Tear Strength4105.0 N/mmN/mmISO 34-1
Tensile Strength538.0 MPaMPaDIN 53504
Physical Properties
ValueUnitsTest Method / Conditions
Density11.2 g/cm³g/cm³ISO 1183-1