Welcome to Zhejiang CPS Cathay Packing & Sealing Co., Ltd.
TEL: 0086-571-82700086
Product description
A class of products specially customized for alkaline electrolytic cells, using inorganic fine materials as reinforcement filler filled with PTFE, by pressing and sintering finished processing. In addition to the sealing performance, the gasket also has insulation performance to ensure the insulation between the two pole frames of the electrolytic chamber and avoid short circuit in the small chamber.
Product characteristics
•Excellent lye resistance
•Low creep and stress relaxation rates
•Excellent insulation and sealing properties
Performance index
| Item | Test standard | Test data |
| Compressibility（%） | GB/T 12622-2008 | ≤10 |
| Resilience（%） | GB/T 1 2622-2008 | ≥50 |
| Leakage rate（mbarl/s） | VDI 2440 | 6.5Xl0- 6 |
| Elongation at break（%） | GB/ T 1040.2-2016 | ≥200 |
| Linear expansion coefficient | ASTM D696 -20 1 6 | ≤80Xl0-6 |
| Surface resistance（Ω） | GB/T 31838.3-2019 | ≥1012 |
| Tensile strength（MPa） | GB/ T 1040.2-2016 | ≥20 |
| Creep rate（%） （T=0.5mm） | GB/T 20671.5-2020 | ≤10 |
| Relaxation rate（%） | GB/T 20671.5-2020 | ≤10 |
| Temperature（℃） | / | -196~260 |
| Pressure（MPa） | / | ≤6.4 |
