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正華隔膜 鋰離子電池聚合物隔膜 2000/2500/3200
規格 | 2000 | 2500 | 3200 | |
透氣度(格雷秒) | 15-20 | 18-25 | 23-30 | |
孔隙率(%) | ≥45 | ≥45 | ≥44 | |
穿刺強度(N) | ≥2.5 | ≥3.0 | ≥3.5 | |
拉伸強度(MPa) | MD | ≥100 | ≥100 | ≥105 |
TD | ≥10 | ≥12 | ≥15 | |
90℃/1h熱收縮率(%) | MD | ≤3 | ≤3 | ≤3 |
TD | 0 | 0 | 0 | |
彎曲度(mm) | ≤3 | ≤3 | ≤3 |