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工程型聚乙烯粉末涂料
 
   
 
 
详细说明
产 品 说 明
    该系列产品是以聚乙烯树脂为基料,加入爽滑剂、防老化剂、稳定剂、胶合剂、颜填料等进行改性的热塑性粉末涂料,涂层具有优异的附着力、耐候及机械性能,同时具备聚乙烯本身拥有的良好化学稳定性,电绝缘性、耐低温性和防腐性。
粉 末 性 能
比重
  0.91 -0.95(因颜色不同而异)
平均粒度
  220-280微米
不挥发物含量
  ≥ 99.5%
熔融指数
  5-50g/10min
干流动性
  流化上浮≥20%
储藏稳定性
   避免靠近火源,在低于40℃、通风、干燥的室内,储存期为2年 。到期经重新检测,如合格,仍可以使用 。
涂 膜 性 能
外观
  目测
  平整、光滑(允许有轻微桔皮)
颜色
  GB 9761
  目测无明显差别(与标准板对比)
光泽60°
  GB9754
  ≥ 40
冲击
  GB/T1732-93
  1Kg*50cm
弯曲
  GB 6742
  ≤ 2mm
维卡软化点
( ℃)
  GB 1633
  90- 100
电气强度 Kv/mm
  GB 1408
  ≥ 19
体积电阻率 (Ω·m)
  GB 1410
  10 12 ~ 10 15
附着力
  10mm 宽 180 o 剥离
   ≥3Kg/10mm(涂层拉断、挑碎均判附着力合格)
耐阴极剥离
(65℃,48h)
  SY/T 0442
  ≤2mm
拉伸强度
  GB1040-1979
  ≥12Mp
断裂伸长率 %
  GB1040-1979
  ≥500
涂膜厚度
  GB/T 1764
  250~600 um
耐低温性
Q/HJ 008-2003
  -35℃ ,60h 无裂纹
氏硬度
  GB/T6739-86
  45~55
耐候性
  人工加速
 GB/T 1865
  1000h
失光、变色: 1 级; 粉化、裂纹: 0 级
  自然暴晒
 GB/T 9276
  一年
失光、变色: 1 级; 粉化、裂纹: 0 级
耐化学试剂性
  5%HCL
 GB/T 1865
  7天
外观涂层无变化
  5%NaOH
 GB/T 1763
  7天
外观涂层无变化
  5%NaCl
 GB/T 176
  7天
外观涂层无变化
施 工 条 件
  1、表面处理: 根据底材和需要的性能进行处理,处理后底材表面应呈中性。
  2、工件预热温度: 250 -350 ℃ (根据工件热容量的大小和室温进行调整 ,适当预加热条件的确定是 为了得到平滑的涂膜,同时又需防止涂膜在高温下的热老化)。
  3、将工件浸入流化床中 4-8 秒,取出工件后经 180-250 ℃ /0-5min (根据工件热容量的大小和粉末的熔流指数进行调整)塑化流平,风冷或自然冷却至室温。
其      它
应用领域
    适用于各类体育场、工厂、机场、高速公路和庭院护栏网板等工程设施的涂装。
包装运输
  复合纸袋包装,每袋净重20公斤
卫生安全
    本粉末涂料是一种无毒产品,但在使用过程中应避免吸入粉尘,建议操作人员佩戴合适的防尘口罩、防护眼镜。如果可能,尽量避免皮肤与粉末涂料的长期接触。
 
特别说明:
          本技术资料页仅供客户参考,其中的一些指标是该类产品在特定的条件下检测而得,具体产品的性能见检验报告单
          本系列对应的具体产品型号,请向
各地办事咨询。
 
 
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