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TPU Granule Overview | Flexible TPU 685 A for Films
Product Struction
What is TPU 685A Granule?
TPU 685 A is an UL94 HB certified transparent thermoplastic polyurethane granule with both 90%+ light transmission (ASTM D1003) and high elasticity (≥85% rebound), designed for food packaging films, electronic transparent enclosures and medical hoses. Support injection, extrusion and blow molding processes for safety and beauty in harsh environments.
TPU Granule Properties
High transparency
Transparency ≥90% (ASTM D1003 standard), comparable to PVC film, suitable for high-precision medical packaging, film, decorative accessories and other applications requiring appearance.
Excellent elasticity
TPU granule suitable for footwear, sporting goods, providing superior comfort and durability.
Good flexibility
Ensures that pipes and hoses remain stable at all temperatures.
HB flame retardant guarantee
Self-extinguishing time < 30 seconds, reduce the risk of short circuit fire of electronic parts, meet the safety requirements of electronic shell.
TPU Granule Applications
Film & Transparent Packaging
TPU granules are suitable for food, medical and other fields, providing high transparency and good toughness.
Footwear & Sporting goods
Enhanced comfort and durability for soles, protective gear, etc.
Pipes & Hoses
Suitable for industrial and medical grade pipes to ensure flexibility and durability.
Decorative accessories
TPU 685 A granules can provide a high-gloss surface, suitable for automotive, electronic products housing and other fields, to enhance the appearance and feel.
TPU Granule Parameters
Mechanical behavior | Condition | Standard | Value | Unit | |||
Elongation | 23°C | ISO 527 | 600 | % | |||
Conpressive Set | 23°C 72hr | ISO 815 | 25 | % | |||
Conpressive Set | 70°C 24hr | ISO 815 | 45 | % | |||
Tensile Strength | 23°C | ISO 527 | 50 | MPa | |||
Tearing Strength | Flow | ISO 34 | 75 | KN/m | |||
Charpy Notch Impact | ISO 179 | NB | kJ/m² | ||||
Physical property | Condition | Standard | Value | Unit | |||
Density | ISO 1183 | 1.21 | g/cm³ | ||||
Hardness | Condition | Standard | Value | Unit | |||
Shore Hardness A | 3s | ISO 868 | 86 | ||||
Flammability | Condition | Standard | Value | Unit | |||
Flame Rating | UL94 | HB |
Get samples & TDS
Want to know more about the TPU 685 A? Contact us to get a TDS (Technical Data Sheet) and request a free sample!
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