? 扒开肉唇对着粗大坐下去,上课停电被男生摸出了水,各种姿势玩小处雏女视频

国产毛多水多高潮高清,精品水蜜桃久久久久久久,国产精品激情,bl啊好深啊4p肉宿舍

   Home   -   Products Center

PC double deck

Back  >
PC double deck
透明
乳白
茶色
湖藍(lán)
草綠
PC double - layer sunshine board product specifications
product nameConventional size (M)Thickness (MM)Minimum bending radius (MM)Corresponding to the minimum span (MM)Conventional colors (customizable)
PC double deck2.1M * 6M (customizable)47001500Transparent milky white tea green grass green grass green
58751800
610502000
814002700
1017503300
PC double - layer sunshine board technical parameters
performanceunitDouble sunshine board parameters
Transmittance%85
Impact strengthJ / M2.1 to 2.3
Thermal expansion coefficientMm / m ℃0.065
Heat transfer coefficientW / m2 ℃3.0 to 3.9
Resistant to temperature-40 ℃ ~ + 120 ℃
tensile strengthN / mm2≥60
Bending strengthN / mm2100
Elastic ModulusMpa2400
Tensile tensile stressMpa≥65
Breaking elongation%≥100
Sound insulation effectDb10mm thick plate to reduce 20 dB
Online consultation