公司信息及水印
牌号简介 About |
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XT是Polycasa的商品名之一,用于大尺寸板材形式的挤压丙烯酸(聚甲基丙烯酸甲酯PMMA)。Polycasa XT为室内和室外应用提供解决方案,采用透明和蛋白石白色标准,颜色和设计范围广泛。根据DIN EN ISO 7823-2生产和测试板材。特点良好的光学性能-明亮的透明度显示出出色的颜色。优质表面-非常好的耐候性和抗老化性。可与食品接触使用-符合所有现行欧洲食品管制法规。不含任何可能造成环境损害或健康风险的有毒物质或重金属。易于回收利用。高冲击等级Polycasa XT610、XT620和XT630具有优异的机械性能和冲击强度。应用建筑组件:灯罩,隔墙,玻璃,屋顶,大篷车窗户。照明:棱镜控制镜头,蛋白石漫射器。工程部件:外壳、机盖。广告和装饰:信件,商店配件,面板,购买点展示。其他应用:容器,刻字模板,太阳紫外线透射级。 XT is one of the trade names of Polycasa for extruded acrylic (polymethylmethacrylate PMMA) in the form of large dimensional sheets. Offering solutions to both indoor and outdoor applications, Polycasa XT is available in clear and opal white standard, and in a wide range of colours and designs. Sheets are produced and tested according to DIN EN ISO 7823-2. CHARACTERISTICS Good optical properties — brilliant transparency showing excellent colour. High-quality surfaces — very good weathering and ageing resistance. Can be used in contact with foodstuffs — meets all current European food control legislation. Does not contain any toxic materials or heavy metals which may cause environmental damage or health risks. Easy to recycle. High impact grades Polycasa XT610, XT620 and XT630 have outstanding mechanical properties and excellent impact strength. APPLICATIONS Construction components: light domes, partition walls, glazing, roofing, caravan windows. Lighting: prismatic control lenses, opal diffusers. Engineering components: housings, machine covers. Advertising and decoration: letters, shop fittings, panels, Point Of Purchase displays. Other applications: containers, lettering templates, solariums UVT (UV-transmitting grade). |
技术参数 Technical Data | |||
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物理性能 PHYSICAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
密度 Density |
1.19 | g/cm³ | ISO 1183 |
收缩率 Shrinkage rate |
0.50 到 0.80 | % | |
吸水率 Water absorption rate 2 |
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23℃,24hr 23℃,24hr 2 |
0.20 | % | ISO 62 |
冲击性能 IMPACT |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
简支梁缺口冲击强度 Charpy Notched Impact Strength |
2.0 | kJ/m² | ISO 179 |
简支梁无缺口冲击强度 Charpy Unnotch Impact strength |
17 | kJ/m² | ISO 179 |
热性能 THERMAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
维卡软化温度 Vicat Softening Temp 3 |
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B50 B50 3 |
℃ | ISO 306 | |
线性热膨胀系数 Linear coefficient of thermal expansion |
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MD MD |
1/℃ | DIN 53752 | |
比热 specific heat |
J/kg/℃ | ISO 11357 | |
导热系数 Thermal conductivity coefficient |
W/m/K | DIN 52612 | |
最高使用温度 Maximum operating temperature |
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continuous use continuous use |
℃ | ||
short term use short term use |
℃ | ||
电气性能 Electrical performance |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
表面电阻率 Surface resistivity |
ohms | IEC 60093 | |
体积电阻率 Volume resistivity |
ohms·cm | IEC 60093 | |
介电强度 Dielectric strength |
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-- -- |
kV/mm | IEC 60243 | |
-- -- |
kV/mm | IEC 60243-1 | |
相对电容率 Relative permittivity |
DIN 53483 | ||
50 Hz 50 Hz |
DIN 53483 | ||
1 kHz 1 kHz |
DIN 53483 | ||
1 MHz 1 MHz |
DIN 53483 | ||
耗散因数 Dissipation factor |
DIN 53483 | ||
50 Hz 50 Hz |
DIN 53483 | ||
1 kHz 1 kHz |
DIN 53483 | ||
1 MHz 1 MHz |
DIN 53483 | ||
光学性能 optical performance |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
透光率 Transmittance |
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3000 µm 3000 µm |
% | ISO 13468-1 | |
折射率 Refractive index |
ISO 489 | ||
补充信息 Supplementary information |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
Degradation Temperature Degradation Temperature |
℃ | ||
成型温度 Forming temperature |
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air pressure air pressure |
℃ | ||
vacuum vacuum |
℃ | ||
机械性能 MECHANICAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
球压硬度 Ball hardness |
MPa | ISO 2039-1 | |
拉伸模量 Tensile modulus |
MPa | ISO 527-2 | |
拉伸强度 tensile strength |
MPa | ISO 527-2 | |
拉伸应变 Tensile strain |
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断裂 fracture |
% | ISO 527-2 | |
弯曲模量 Bending modulus |
MPa | ISO 178 | |
弯曲强度 bending strength |
MPa | ISO 178 |
备注 |
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1 一般属性:这些不能被视为规格。 |
2 50x50x4mm³ (Method 1) |
3 Pre treatment 16h at 80°C |
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