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环保型Ⅱ型90℃护套料 W-Ⅱ9021
90℃ Type II Lead-free Jacketing Compound...
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Product Description产品描述
W-II 9021 series are granular compounds which are manufactured through mixing, plasticizing and pelletizing processes. They regard advanced PVC resin as the basic raw materials, and add plasticizer, stabilizer and other accessory ingredients.
W- II9021系列产品是以优质聚氯乙烯树脂为基料,加入特种增塑剂、稳定剂等助剂,经混合、塑化、造粒而成的粒状电缆料。
 
Characteristics and Application 特点及用途
These products have good mechanical and physical property, electrical property and excellent processing performance. They meet RoHS Standard and all their properties comply with GB/T 8815. They are suitable for the jacketing of 90℃cables.
产品具有良好的机械物理性能和电性能,加工性能优异,符合RoHS环保标准。性能符合GB/T 8815的要求,主要用于90℃耐温等级的电线电缆护套。
 
Processing Indicator加工工艺
Recommend to use of single-screw extruders with L/D= 20-25.
建议使用普通长径比为20-25的单螺杆挤出机进行生产。
Model
牌号
Machine Barrel Temperature
机筒温度
Molding Temperature
机头温度
W-Ⅱ9021 150-175℃ 175-185℃
 

Physical and Electrical Properties
机械物理性能及电性能指标

Item

试验项目

Unit
单位
Technical Requirements
技术要求
W-9021 W-9021-L5 W-9021-L6 W-9021-L7 W-9021-L8
Tensile Strength
拉伸强度
MPa ≥16.0 ≥16.0 ≥16.0 ≥16.0 ≥16.0
Elongation at Break
断裂伸长率
% ≥180 ≥180 ≥180 ≥180 ≥180
Thermal Deformation
热变形
% ≤40 ≤40 ≤40 ≤40 ≤40
Brittle Temperature with Impact
冲击脆化温度
-20 -25 -30 -35 -40
200℃ThermalStability
200℃时热稳定时间
min ≥180 ≥180 ≥180 ≥180 ≥180
20℃Volume Resistivity
20℃时体积电阻率
Ω.m ≥1.0×109 ≥1.0×109 ≥1.0×109 ≥1.0×109 ≥1.0×109
Dielectric Strength
介电强度
MV/m ≥18 ≥18 ≥18 ≥18 ≥18
Thermal Aging
热老化试验
\ 135±2℃×240h
Tensile Strength After Aging老化后拉伸强度 MPa ≥16.0 ≥16.0 ≥16.0 ≥16.0 ≥16.0
Tensile Strength Variation
拉伸强度变化率
% ±20 ±20 ±20 ±20 ±20
Elongation After Aging
老化后断裂伸长率
% ≥180 ≥180 ≥180 ≥180 ≥180
Elongation Variation
断裂伸长率变化率
% ±20 ±20 ±20 ±20 ±20
Mass Losses
质量损失(115℃×240h)
g/m2 ≤20 ≤20 ≤20 ≤20 ≤20