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挤出级粉末 Kynar 721 法国阿科玛 PVDF 低分子量 薄壁部件 薄膜原料

更新时间:2024-11-26 08:34:18
价格:请来电询价
品牌:PVDF塑胶原料
型号:Kynar 721
用途:薄壁部件 薄膜
联系电话:0755-21047619
联系手机: 18819106372
联系人:刘春梅
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详细介绍

挤出级粉末 Kynar 721 法国阿科玛 PVDF 低分子量 薄壁部件 薄膜原料

Kynar® 721

Polyvinylidene Fluoride

Arkema

产品说明:

KYNAR® 720 is a semi-crystalline low molecular weight pelletized polymer of vinylidene fluoride. It is a versatile engineering plastic with an outstanding balance of physical and chemical properties which qualify it for high performance service in a wide range of applications. It is a thermoplastic fluoropolymer capable of being fabricated in standard processing equipment. The molecular weight and molecular weight distribution have been carefully tailored to supply a grade suitable for a variety of processing requirements and end-use applications.

KYNAR® 720 is recommended for fine extrusion operations such as monofilament and thin, flat, and blown film. It is also suitable for injection molding applications where very thin cross-sections for intricate design require excellent melt flow characteristics. KYNAR® 720 is also suggested for coextrusion of composite constructions and as a base for filled or alloyed KYNAR® compounds.

The powder form of this resin grade is available as KYNAR® 721 PVDF.

物性信息:

基本信息
黄卡编号
  • E54699-636461

特性
  • 半结晶

  • 低分子量

用途
  • Blown Film

  • 薄壁部件

  • 薄膜

形式
  • 粉状

加工方法
  • 挤出

  • 注射成型

物理性能额定值单位制测试方法
比重1.77 到 1.79g/cm³ASTM D792
熔流率(熔体流动速率)5.0 到 27g/10 minASTM D1238
硬度额定值单位制测试方法
肖氏硬度 (邵氏 D, 23°C)76 到 80
ASTM D2240
机械性能额定值单位制测试方法
抗张强度

ASTM D638
    屈服, 23°C44.8 到 55.2MPaASTM D638
    断裂, 23°C34.5 到 55.2MPaASTM D638
伸长率 (断裂, 23°C)20 到 99.99%ASTM D638
弯曲模量 (23°C)1380 到 2310MPaASTM D790
弯曲强度 (23°C)58.6 到 75.8MPaASTM D790
压缩强度 (23°C)68.9 到 103MPaASTM D695

热性能额定值单位制测试方法
熔融峰值温度165 到 172°CASTM D3418
电气性能额定值单位制测试方法
体积电阻率 1(20°C)2.0E+14ohms·cmASTM D257
充模分析额定值单位制测试方法
熔体粘度 (232°C, 100 sec^-1)600 到 1200Pa·sASTM D3835


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