TPEE DSM EL630
TPEE DSM EL630 (Netherlands)
TPEE DSM EL630 from the Netherlands is a well‑balanced engineering elastomer with moderate hardness (approx. 60D). Its core advantages are the combination of high elasticity and high strength, excellent fatigue resistance and wear resistance, as well as good chemical resistance and electrical insulation properties.
Main Applications
Automotive Industry: Commonly used for components such as dust‑proof boots and seals.
Electrical‑Electronic & Consumer Goods: Suitable for cable sheaths, walkie‑talkie antennas, silent gears, electrical components, sports equipment and other products.
Industrial Parts: Applied to produce wear‑resistant and elastic parts including sealing rings, gears and handles.
Detailed Physical Properties
| Property Category | Test Item | Data | Test Standard |
|---|---|---|---|
| Physical Properties | Specific Gravity / Density | 1.24 g/cm³ | ISO 1183 |
| Melt Flow Rate (MFR) | 25 g/10min (230°C/2.16 kg) | ISO 1133 | |
| Water Absorption (24hr) | 0.6% | ISO 62 | |
| Water Absorption (23°C, 50% RH) | 0.2% | ISO 62 | |
| Molding Shrinkage (Transverse) | 2.0% | ISO 294‑4 | |
| Molding Shrinkage (Flow Direction) | 1.8% | ISO 294‑4 | |
| Mechanical Properties | Hardness (Shore D) | 58‑60 | ISO 868 |
| Tensile Strength (Break) | 35‑36 MPa | ISO 527 | |
| Elongation at Break | ＞500% | ISO 527 | |
| Tensile Modulus | 280‑310 MPa | ISO 527 | |
| Charpy Notched Impact Strength (23°C) | No break | ISO 179/1eA | |
| Thermal Properties | Melting Temperature | 212 ℃ | ISO 11357 |
| Heat‑Distortion Temperature (HDT, 0.45 MPa) | 115‑145 ℃ | ISO 75 | |
| Vicat Softening Temperature | 125 ℃ | ISO 306 | |
| Electrical Properties | Volume Resistivity | 1.0E+14 Ω·cm | IEC 60093 |
| Dielectric Strength | 22‑25 kV/mm | IEC 60243‑1 | |
| Flammability Rating (1.5 mm) | HB | UL 94 |
Processing Parameters
| Processing Parameter | Recommended Range | Unit |
|---|---|---|
| Pre‑drying | ||
| Temperature | 80‑90 | ℃ |
| Time | 3‑4 | h |
| Injection Molding Process | ||
| Rear Barrel Temperature | 220 | ℃ |
| Middle Barrel Temperature | 225 | ℃ |
| Front Barrel Temperature | 230 | ℃ |
| Nozzle Temperature | 235 | ℃ |
| Melt Temperature | 200‑250 | ℃ |
| Maximum Melt Temperature (Do not exceed) | 260 | ℃ |
| Mold Temperature | 20‑50 | ℃ |
Note: All information above is for reference only!
