根據(jù)用途,選用不同的基材(棉布、玻璃纖維布等)制造出來(lái)的酚醛樹(shù)脂層壓板,長(zhǎng)久以來(lái)被大量且廣泛地使用于各產(chǎn)業(yè)界。酚醛樹(shù)脂的耐熱性比一般樹(shù)脂更強(qiáng),還可以抵御各種溶劑以及酸性化學(xué)藥品的侵蝕。其*的電氣,機(jī)械,易加工等特性與合理的價(jià)格獲得我們用戶的高度信賴。特別是以棉布為基材的酚醛層壓板,它的機(jī)械加工性和耐沖擊性都非常出眾,被廣泛地應(yīng)用標(biāo)準(zhǔn)。
產(chǎn)品:3025/3026/NEMA 標(biāo)準(zhǔn):CE/LE , IEC標(biāo)準(zhǔn) 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 |
規(guī)格
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1. 規(guī)格:1030mm x 1230mm (40" x 48"), 1000mm x 2000mm(40" X 80")
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2. 顏色:黑色 褐色
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3. 厚度:0.3mm~120mm 更高請(qǐng)