Laripur® 6650 is a polyester-based Thermoplastic Polyurethane (TPU) supplied in pellet form and conveniently packaged in bags or octabins, is precisely crafted for the consumer goods market, with a distinct emphasis on footwear applications. Specifically designed for injection molding processes, Laripur® 6650 stands out as an optimal choice for the production of footwear, particularly excelling in crafting ski boots. Categorized as Thermoplastic Polyurethane (Polyester based), this polymer highlights its tailored suitability for manufacturing, offering a practical and efficient solution for the creation of high-performance and durable footwear within the consumer goods sector.

Polymer Name: Thermoplastic Polyurethane (Polyester based)

Processing Methods: Injection Molding

Technical Data Sheet

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Identification & Functionality

Technologies

Applications & Uses

Plastics & Elastomers Processing Methods
Processing Recommendations

Material needs to be dried prior processing at 175-195 °F for 3 hours, preferably using a dehumidifying drier fed by air exhibiting a dew point lower than -22°F.
Suggested molding temperature profile

Zone Temperature
Zone 1 395°F
Zone 2 405°F
Zone 3 410°F
Nozzle 405°F

 

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 Strength9500psiASTM D412
Vicat Softening Point306°FASTM D1525
Tensile Modulus (at 50%)2700psiASTM D412
Tensile Modulus (at 300%)6500psiASTM D412
Tensile Modulus (at 100%)3100psiASTM D412
Tear Strength185N/mmASTM D624
Specific Gravity1.2g/cm³ASTM D792
Shore Hardness63A ScaleASTM D2240
Flexural Modulus58000psiASTM D1525
Abrasion Loss40mm³DIN 53516
Elongation (at Break)390%ASTM D412

Packaging & Availability

Packaging Type
Regional Availability
  • Canada
  • USA
Packaging Information

Laripur® 6650 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® 6650 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® 6650 will be 6 months from the date of delivery to the final customer, when stored in its original sealed packaging and in proper conditions.