根据用途,选用不同的基材(棉布、玻璃纤维布等)制造出来的酚醛树脂层压板,长久以来被大量且广泛地使用于各产业界。酚醛树脂的耐热性比一般树脂更强,还可以抵御各种溶剂以及酸性化学药品的侵蚀。其*的电气,机械,易加工等特性与合理的价格获得我们用户的高度信赖。特别是以棉布为基材的酚醛层压板,它的机械加工性和耐冲击性都非常出众,被广泛地应用标准。 产品:3025/3026/NEMA 标准:CE/LE , IEC标准 PFCC 物性表Phenolic Cotton Cloth Laminated Sheet (Similar to NEMA C/CE/L/LE) |
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Properties | Unit | Value | Flexural strength perpendicular to laminations | MPa | ≥100 | Bonding strength ( ≥10mm in thickness) | N | - | Impact strength parallel to laminations (Charpy) | KJ/m2 | ≥8.8 | Insulation resistance after immersion in water (D-24/23) | W | ≥1×106 | Dielectric strength perpendicular to laminations (in 90±2℃ transformer oil, 1 mm in thickness) | MV/m | ≥0.82 | Breakdown voltage parallel to laminations (in 90±2℃ transformer oil) | KV | ≥1 | Density | g/cm3 | 1.40 | Water absorption (D-24/23, 1.6mm in thickness) | mg | ≤220 | Color | — | Natural |
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