JR-70 70℃柔软绝缘聚氯乙烯塑料
安徽九华金润铜业有限公司专业生产各种PVC电缆料，产品严格按国家标准生产，生产的产品颜色鲜艳，表面光亮。我们不保证同类产品价格最低，但保证你用了放心，用后开心。本价格含17%增值税，200公里内送货上门。欢迎来电咨询。联系人：张军。电话：0566-5118666 13395666999，传真：0566-5115818
产品描述
JR-70 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.
JR-70系列产品是以优质聚氯乙烯树脂为基料，加入增塑剂、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 CB/T8815.They are suitable for the insulation of 70℃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/T8815的要求，主要用于450/750及以下柔软电线电缆的绝缘层。
Processing Indicator
加工工艺
Recommend to use 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 |
M | 150-175℃ | 170-185℃ |
Physical and Electrical Properties
机械物理性能及电性能指标
Item 实验项目 | Unit 单位 | Technical Requirements 技术要求 | |||||
JR-7001 | JR-7001-L4 | JR-7001-L5 | JR-7001-L6 | JR-7001-L7 | JR-7001-L8 | ||
Tensile strength 拉伸强度 | MPa | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 |
Elongation Break 断裂伸长率 | % | ≥150 | ≥150 | ≥150 | ≥150 | ≥150 | ≥150 |
Thermal Deformation 热变形 | % | ≤40 | ≤40 | ≤40 | ≤40 | ≤40 | ≤40 |
Brittle Temperature with Low Temperature Impact 冲击脆化温度 |
℃ |
-15 |
-20 |
-25 |
-30 |
-35 |
-40 |
200℃Thermal Stability 200℃时热稳定时间 | min | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 |
20℃Volume Resistivity 20℃体积电阻率 | Ω.m | ≥1.0× 10¹² | ≥1.0× 10¹² | ≥1.0× 10¹² | ≥1.0× 10¹² | ≥1.0× 10¹² | ≥1.0× 10¹² |
Dielectric Strength 介电强度 |
MV/m | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 |
70℃Volume Resistivity 70℃体积电阻率 |
Ω.m | ≥1.0× 109 | ≥1.0× 109 | ≥1.0× 109 | ≥1.0× 109 | ≥1.0× 109 | ≥1.0× 109 |
Thermal Aging 热老化试验 | \\ | 100±2℃×168h | |||||
Dielectric Tensile strength After Aging 老化后拉伸强度 |
Mpa | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 | ≥15.0 |
Tensile strength Variation 拉伸强度变化率 | % | ±20 | ±20 | ±20 | ±20 | ±20 | ±20 |
Elongation After Aging 老化后断裂伸长率 | % | ≥150 | ≥150 | ≥150 | ≥150 | ≥150 | ≥150 |
Elongation Variation 断裂伸长率变化率 | % | ±20 | ±20 | ±20 | ±20 | ±20 | ±20 |
Mass Losses 质量损失（100℃×168h） | g/㎡ | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 |
