Laripur® 71D60 is an hard PTMG polyether based TPU exhibiting a very good resistance to hydrolysis and microbes attack. The standard version is designed e.g. for injection molding of ski boots and technical items while EG one for the extrusion of sheets and profiles

Polymer Name: Thermoplastic Polyurethane (Polyether based)

Processing Methods: Injection Molding

Technical Data Sheet

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Identification & Functionality

Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers Processing Methods
Processing Recommendations

Material needs to be dried prior processing at 80-90°C for 3 hours, preferably using a dehumidifying drier fed by air exhibiting a dew point lower than -30°C.
Suggested molding temperature profile

Zone Temperature
Zone 1 210°C
Zone 2 215°C
Zone 3 220°C
Nozzle 215°C

Suggested extrusion temperature profile
 

Zone Temperature
Zone 1 210°C
Zone 2 215°C
Zone 3 220°C
Zone 4 225°C
Adapter 220°C
Die 215°C

Being affected by type of machine used, processing conditions and downstream equipment.
Being affected by type of machine used, processing conditions and downstream equipment, the temperature profiles as given above has to be considered as just indicative.

 

Properties

Physical Form
Physico-Chemical Properties
ValueUnitsTest Method / Conditions
Tensile Strength77.2psiASTM D412
Tensile Modulus (at 50%)39psiASTM D412
Tensile Modulus (at 300%)62.5psiASTM D412
Tensile Modulus (at 100%)41.1psiASTM D412
Tear Strength232N/mmASTM D624
Specific Gravity1.19g/cm³ASTM D792
Shore Hardness70A ScaleASTM D2240
Flexural Modulus920N/mm²ASTM D790
Impact Test (at -20°C)7.5kJ/m²ASTM D256
Abrasion Loss50mm³DIN 53516
Elongation (at Break)350%ASTM D412

Packaging & Availability

Packaging Type
Regional Availability
  • Canada
  • USA
Packaging Information

Laripur® 71D60 is supplied in regular pellet form and it is packaged in 25 kg bags or 500 kg and 1000 kg octabins.

Storage & Handling

Shelf Life
6 months
Storage and Shelf Life Conditions
  • Laripur® 71D60 must be stored in its original and sealed containers and kept in a dry and well ventilated place; avoiding the direct sun radiation.
  • The shelf life of Laripur® 71D60 will be 6 months from the date of delivery to the final customer, when stored in its original sealed packaging and in proper conditions.