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Product Description产品描述
W-9023 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, flame retardant and other accessory ingredients.
W-9023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、阻燃剂等助剂，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 cables which have 90℃and flame-retardant requirements.
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。性能参考GB/T 8815的要求，主要用于90℃耐温等级并有阻燃要求的电线电缆护套。
 
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-9023	150-170℃	170-185℃

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-9023	W-9023-F5	W-9023-F6	W-9023-F7	W-9023-F8
Oxygen Index 氧指数	%	≥30	≥32	≥34	≥36	≥38
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	%	≥80	≥80	≥80	≥80	≥80
Thermal Deformation 热变形	%	≤40	≤40	≤40	≤40	≤40
Brittle Temperature with Impact 冲击脆化温度	℃	-20	-20	-20	-20	-20
200℃Thermal Stability 200℃时热稳定时间	min	≥80	≥80	≥80	≥80	≥80
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	\	100±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(100℃×240h)	g/m2	≤15	≤15	≤15	≤15	≤15
HCl Gas Evolution HCl气体发生量*	mg/g	≤100	≤100	≤100	≤100	≤100
Smoke Density – flame mode 烟密度-有焰模式*	Ds max	≤300	≤300	≤300	≤300	≤300

*when there are low-smoke and low-halogen requirements对产品有低烟低卤要求时。