详细说明 |
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品牌:Teflon | 产地:美国 | 价格:面议人民币/KG | 规格:FEP | 简要说明: Teflon牌的Teflon FEP 9819FL产品:估价:面议,规格:FEP,产品系列编号:9819FL | | | | 详细介绍:
Teflon FEP 9819FL
Teflon FEP 9819FL
聚全氟乙丙烯(F46、FEP)热缩管
2性能,参数编辑
体积电阻>1018ΩM,表面电阻>1013Ω 耐电弧 >165秒 不漏电 低摩擦动摩擦系数0.2-0.3 不粘性,拼水,拼油水接触角 θ=114о, 不燃性空气中不会燃烧(氧气指数>95VOL%),收缩比为1.7:1
耐温 聚全氟乙丙烯(F46、FEP)热缩管 -200--200℃ 可熔性聚四氟乙烯(PFA)热缩管 -200--250℃ 耐蚀性只有高温下元素氟,碱金属与它起作用,对其它所有的浓、稀无机有机酸、碱、酯均无作用
铁氟龙FEP热缩管具有突出的耐磨性能、耐化学腐蚀性能和高温性能,特别是适用于高温性能的场合,用于连接焊缝处的绝缘保护和压力解除及被覆元件的区分识别。
收缩前内径(MM)
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收缩后内径(MM)
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收缩后壁厚
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长度(M)
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3.8
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2.7
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0.2-0.25
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100
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4.5
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3.3
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0.2-0.25
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100
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5.5
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4.3
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0.2-0.25
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100
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7.0
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5.1
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0.2-0.35
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100
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7.9
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6.0
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0.2-0.35
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100
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10.6
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7.4
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0.3-0.45
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50
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12.5
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8.8
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0.3-0.45
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50
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14.5
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10.7
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0.3
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50
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17.3
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12.8
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0.4
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50
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19
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16.5
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0.5
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50
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21
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18.5
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0.5
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20
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24
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19.5
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0.5
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20
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26
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21.5
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0.5
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20
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30
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24
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0.5
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20
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33
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27
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0.5
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20
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36
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28.5
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0.5
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2
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43
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34
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0.5
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2
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52
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40
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0.5
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2
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57
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49
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0.5
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2
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63
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50
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0.5
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2
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67
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53
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0.5
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2
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76
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61
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0.5
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2
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82
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64
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0.5
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2
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91
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73
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0.5
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2
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98
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82
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0.5
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2
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106
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84
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0.6
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2
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110
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86
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0.6
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2
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118
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96
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0.6
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2
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136
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103
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0.6
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2
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156
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125
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0.6
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3
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Teflon FEP 9819FL
聚全氟乙烯-丙烯树脂
DuPont Fluoropolymers
产品说明:
DuPont™ Teflon FEP 9819FL is a specialty fluoroplastic resin available as a loosely compacted fluff. It is intended for use in special application processes in consultation with DuPont. Teflon ® FEP 9819FL and the other Teflon FEP (fluorinated ethylene propylene) copolymer resins combine the processing ease of conventional thermoplastics with many properties similar to those of polytetrafluoroethylene (PTFE). They have high melt strength and stability at recommended processing temperatures.
Teflon FEP 9819FL is preferred for products that are not exposed to severe environmental stress in service. Properly processed products made from neat Teflon FEP 9819FL resin provide the superior properties typical of the fluoroplastic resins: retention of properties after service at 204°C (400°F), useful properties at -240°C (-400°F), excellent dielectric properties and chemical inertness to nearly all industrial chemicals and solvents. Molded products have moderate stiffness and high ultimate elongation. In a flame, products of Teflon FEP 9819FL resist ignition and do not promote flame spread. When ignited by flame from other sources, their contribution of heat is very small and is added at a slow rate with very little smoke.
单位: 公制 | 英制
· Properties
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物理性能
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额定值
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单位制
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测试方法
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比重
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2.15
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g/cm3
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ASTM D792, ISO 1183
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熔流率(熔体流动速率) (372°C/5.0 kg)
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30
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g/10 min
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ASTM D2116, ISO 12086
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吸水率 (24 hr)
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< 0.010
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%
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ASTM D570
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硬度
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额定值
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单位制
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测试方法
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肖氏硬度 (邵氏 D)
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55
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ASTM D2240, ISO 868
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机械性能
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额定值
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单位制
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测试方法
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抗张强度
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|
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屈服, 23°C
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20.0
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MPa
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ASTM D638
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23°C
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20.0
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MPa
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ISO 12086
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伸长率 (断裂, 23°C)
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300
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%
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ASTM D638, ISO 12086
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弯曲模量 (23°C)
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520
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MPa
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ASTM D790, ISO 178
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热性能
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额定值
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单位制
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测试方法
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熔融温度
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255
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°C
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ASTM D4591
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电气性能
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额定值
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单位制
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测试方法
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介电强度
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|
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0.250 mm 2, 3
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80
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kV/mm
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ASTM D149
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0.250 mm 4
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80
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kV/mm
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IEC 60243-1
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介电常数 (1 MHz)
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2.03
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ASTM D150, IEC 60250
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耗散因数 (1.00 GHz)
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7.0E-4
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ASTM D2520, IEC 60250
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可燃性
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额定值
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单位制
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测试方法
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极限氧指数
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> 95
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%
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ASTM D2863, ISO 4589-2
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补充信息
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额定值
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单位制
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测试方法
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Critical Shear Rate (372°C)
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200
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sec^-1
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内部方法
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MIT Folding Endurance - 8 mil film (200.0 μm)
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7.0E+3
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Cycles
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ASTM D2176
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Teflon FEP 9819FL
Teflon FEP 9819FL
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