PVC自由发泡板与PVC结皮发泡板之间有什么区别?
推荐回答(5个)
PVC发泡板分为PVC拱挤发泡板和PVC结皮发泡板和PVC自由发泡板; PVC结皮发泡板表面硬度非常高,很难产生划痕,广泛应用于橱柜,装饰,建筑等PVC自由发泡板表面硬度一般。PVC发泡板不仅具有木材所具有的一切优点,而且还具有一般木材所不具备的许多特性,可全面替代木材、进口胶合板、宝丽板、刨花板、中密度板等板材。
pvc发泡板分自由发泡,结皮发泡(单面结皮,双面结皮),共挤板是两机共挤,中间厚发泡面层不发泡。相对来说共挤板面层更硬,性能更好
PVC自由发泡板,板子表面不是很光滑,厚薄均匀度稍差,产品主要用于广告裱画写真丝印等。
PVC结皮发泡板,
板子表面光滑,平整,使用范围广。是现在PVC系列产品中覆盖范围最广的产品。
项目名称 PVC共挤板 PVC结皮板 PVC自由板
板材颜色 配方决定颜色 配方决定颜色 配方决定颜色
板材规格 1220*2440MM
板材厚度 2MM-30MM 1MM-35MM 2MM-20MM
板材密度 0.4Kg/M³-1.0Kg/M³ 0.38Kg/M³-1.0Kg/M³ 0.33Kg/M³-0.35Kg/M³
表面硬度 指甲大力按压无划痕 指甲大力按压有划痕 指甲大力按压深陷划痕
表面光泽 45度目测反光高光 45度目测反光亮光 45度目测反光哑光
表面手感 手测光滑 手测光滑 手测麻面
板材外观 目测一样 目测一样 目测一样
板材侧面 目测明显面层与芯层 目测无分层 目测无分层
侧面硬度 指甲大力按压较硬 指甲大力按压稍陷 指甲大力按压深陷
板材柔韧性 手测最硬 手测较硬 手测较软
板材收缩性 非常小 中等 最差
板材生产设备 两台发泡机共挤 一台发泡机独用模具挤出 一台发泡机独用模具挤出
性能检测报告性能指标区分方式
表观密度 985 Kg/M³ 576 Kg/M³ 462 Kg/M³
邵氏密度 73 D 65 D 61 D
吸水率 0.2 % 0.6 % 0.7 %
拉伸强度 19.6 MPa 11.4 MPa 8 MPa
简支梁冲击强度 17.9 Kj/M² 27 Kj/M² 6 Kj/M²
断裂伸长率 10 % 12 % 11 %
加热尺寸变化率 -0.1 Kg/M³ ±2.0 Kg/M³ ±2.0 Kg/M³
维卡软化点 77 ℃ 70 ℃ 70 ℃
弯曲强度 28.4 MPa 21.6 MPa 13 MPa
弯曲弹性模量 2675 MPa 1496 MPa 1158 MPa
握螺钉力 -N - N - N
综合以上目测、指测、手测、性能检测报告的区分放式,很明显目测跟指测是最容易上手的,也是最直接能分辨PVC共挤板、PVC结皮板、PVC自由板的区别方式。
飞洋板业-2018年3月13日原创撰写
资料来源飞洋板业网站新闻中心的文章
在网上找了好久,好像就这个网站回答的最详细和全面了,希望能帮到你。
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