TPV Celanese 201-55
TPV Celanese 201‑55（塞拉尼斯）
TPV Celanese 201‑55 is a medium‑hardness, well‑balanced and easy‑to‑process thermoplastic vulcanizate. Its core advantages include good elasticity, weather resistance, broad chemical resistance (except certain oils and solvents), and recyclability.
Main Applications
Automotive Industry: Sealing strips, gaskets, dust boots, pipe fittings and other components. Consumer & Industrial Goods: Tool handles, household‑appliance sealing parts, pipes and other parts requiring flexibility and sealing performance. Others: Wire and cable sheaths.
Physical Properties
表格
| Category | Test Item | Value / Description | Test Standard |
|---|---|---|---|
| Physical | Density | 0.97 g/cm³ | ISO 1183, ASTM D792 |
| Mechanical | Hardness (Shore A,15 s) | 59 | ISO 868 |
| Tensile strength at break (23 ℃) | 5.20 MPa | ASTM D412, ISO 37 | |
| Elongation at break (23 ℃) | 400 % | ASTM D412, ISO 37 | |
| 100 % modulus (23 ℃) | 2.10 MPa | ASTM D412, ISO 37 | |
| Tear strength (23 ℃) | 16.0 kN/m | ASTM D624 | |
| Compression set (70 ℃,22 h) | 22 % | ASTM D395B, ISO 815 | |
| Compression set (125 ℃,70 h) | 38 % | ASTM D395B, ISO 815 | |
| Thermal | Brittle temperature | ≤‑60 ℃ | ASTM D746 |
| Continuous service temperature | Up to 135 ℃ (1008 h) | SAE J2236 | |
| Hot‑air aging (150 ℃,168 h) | Tensile change:‑7.0 %; Elongation change:+13 % | ASTM D573, ISO 188 | |
| Chemical / Oil resistance | IRM 903 oil (100 ℃,168 h) | Tensile change:‑40 % | ASTM D471, ISO 1817 |
| Flammability | UL94 rating | HB | UL 94 |
Processing Parameters
表格
| Parameter | Injection Molding Recommended Range | Extrusion Recommended Range |
|---|---|---|
| Pre‑drying | 80‑82 ℃, 3 h; moisture ≤0.08 % | 80‑82 ℃, 3 h |
| Barrel temperature | Rear:177‑193 ℃；Middle:179‑199 ℃；Front:179‑204 ℃ | — |
| Nozzle / Die temperature | 191‑229 ℃ | 199‑210 ℃ |
| Melt temperature | 193‑232 ℃ | 199‑210 ℃ |
| Mold temperature | 10‑52 ℃ | — |
| Injection speed | Fast | — |
| Screw back pressure | 0.345‑0.689 MPa | 5‑20 MPa |
| Screw speed | 100‑200 rpm | — |
| Screw L/D ratio | 16:1 ~ 20:1 | — |
| Screw compression ratio | 2:1 ~ 2.5:1 | — |
| Max. regrind ratio | 20 % | — |
Note: All data above are for reference only.
