特征:
聚四氟乙烯板材分两类,类由聚四氟乙烯树脂经模压后烧结而成。另一类由模压成管状毛坯,烧结后旋切而成。本厂提供的F4板材符合国家标准及企业标准。
Characteristic:
Polytetra-fluoro-ethyiene board fen ling kind,First kind by polytetra-fluoro-ethylene resiny is extrude back sinter but product,sinter revolute chopping but succeed. This factory provide with F4 Board come up to national and enterprise standard..
聚四氟乙烯板材采用悬浮聚合聚四氟乙烯树脂模塑加工制成。在已知塑料中它具有最好的耐化学腐蚀性能,不老化,在已知固体材料中它具有最佳的摩擦系数,在无负荷情况下能在-180%°C - +260°C使用。
规格(specification)
1、车削板(common difference) 单位:mm
厚度(thickmess) | 公差(cut sheet) | 宽度(Width) |
0.50~1.0 | +0.08 | 500~1500 |
2 | +0.10 |
3 | +0.15 |
4 | +0.20 |
5 | +0.30 |
2、模压板(extrude sheet) 单位:mm
厚度 (thickmess) | 方板(square board) | 圆板(Round board) |
长(length) | 宽(width) | 直径(Diameter) |
1~2 | 100~400 | 100~400 | 100~400 100~1000 |
2~65 | 100~1000 | 100~1000 |
性能指标(Property index)
序号 No | 项目名称 Property index | 单位 Unit | 指标 Index |
电器绝缘用 Electrical equipment insulate with | 密封防腐用 Sealed priservation with | 桥梁支座用 Bridge abutment with |
1 | 密度 Density strenght | g/cm3 | 2.10~2.30 | 2.10~2.30 | 2.13~2.33 |
2 | 拉伸强度≥ Stretch | Mpa | 15.0 | 15.0 | 21 |
3 | 断裂伸长率≥Break elongation rate | % | 150 | 150 | 300 |
4 | 耐电压 Endure voltage | KV/mm | 10 | 10 | / |
5 | 布氏硬度≥ Bushi’s hardness | N/mm2 | / | / | 60 |
用途(Application)
耐腐蚀衬里材料及密封衬里,支承滑块、道轨、电绝缘零件。
Endure eat away backing substance and sealed backing,bear platen,deway.eketrical equipment insulate spares.