KRYSTALFLEX® PE 429 is a specialty, optical aliphatic, plasticizer-free thermoplastic polyurethanes (TPU) grade by Huntsman. Exhibits good light, shorter cycle times, low laminating temperatures, ballistic resistant, low-haze solution and outstanding clarity. Shows high elongation, UV resistance, chemical compatibility (e.g. polycarbonate), moisture resistance, higher adhesion and multiple design option. Provides tensile strength, impact resistance and good stability in humid conditions & at extreme temperatures. Suitable for cooler processing. KRYSTALFLEX® PE 429 is used in windows, roofs, glazing, physical containments & security barriers in buildings and lamination & encapsulation in the electronics sector.
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KRYSTALFLEX® PE 429 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 100% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 300% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore A | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation, Utimate | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Others properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Peel Resistance to Glass | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Glass Transition Temperature (Tg) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| TMA Melt Range | 0.0 Visible After Login | Visible After Login | Visible After Login |


