IROGRAN® A 78 P 4766 NM

IROGRAN® A 78 P 4766 NM is a high flame-retardant, halogen-free, polyether-based thermoplastic polyurethane (TPU) for extrusion and injection molding applications. Key features include excellent hydrolysis and microbial resistance, good oil and solvent resistance, excellent surface definition, good low-temperature performance, and high elasticity.

 

The information, specifications, and materials provided with this product are for general informational purposes only and are subject to change without notice. The product is provided “as is” without any warranties, express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement. Users are responsible for ensuring the product is suitable for their intended application and for following all applicable safety guidelines and instructions.

The information, specifications, and materials accessible here may not reflect the most current version. Please use the Request a Document feature for the most current product documentation available.

Polymer Name: Thermoplastic Polyurethane (Polyether based)

Processing & Application Methods: Extrusion, Injection Molding

Product End Uses: Cable Jacketing, Thin-Walled Parts

Density: 1550.0 kg/m³

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Physical Form
Notes

¹- Injection molded parts to meet DIN & ASTM requirements. Parts tempered for 20 hrs at 100 °C prior to testing.
²- Extruded film cut to ASTM requirements. Parts at room temperature aged prior to testing.

Regulatory & Compliance

Technical Details & Test Data

Material Preparation

IROGRAN® A 78 P 4766 NM 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

Packaging & Availability

Packaging Type
Regional Availability
  • Global
Packaging Information
  • IROGRAN® A 78 P 4766 NM is supplied in bags, drums or octabins.

Storage & Handling

Storage Information
  • IROGRAN® A 78 P 4766 NM has a minimum expected shelf life of 12 months after shipment date.

Other

Appearance
Transparent pellets
Processing & Application Methods
Mechanical Properties
ValueUnitsTest Method / Conditions
Compression Set20.0%ISO 815 at 23°C, 70 hr
Compression Set42.0%ISO 815 at 70°C, 24 hr
Hardness27.0Shore DISO 7619 after 3s.
Hardness77.0Shore AISO 7619 after 3 seconds
Tear Strength42.0N/mmISO 34-1
Tensile Strength35.0MPaDIN 53504
Physical Properties
ValueUnitsTest Method / Conditions
Density1.55g/cm³ISO 1183-1