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Product Description产品描述
Lead-free anti-rat and anti-termite PVC jacketing compounds are granule compounds which are manufactured with mixing, plasticizing and pelletizing processes. They regard advanced PVC resin as the basic raw material, and add special plasticizer, stabilizer and other accessory ingredients.
环保型聚氯乙烯防鼠防白蚁护套料是以优质聚氯乙烯树脂◆为基料，加入特种增塑剂、特种稳定剂等助剂，经混合、塑化、造▃粒而成的粒状电缆料。
 
Characteristics and Application 特点及用途
The products have excellent mechanical and physical properties, and good processability. They meet RoHS Standard. All their properties are referred to GB/T 8815 and GB/T 2951.38 and other standards. They are mainly used for the jacketing of cables which have anti-rat or anti-termite property requirements.
产品具有良好的机械物理性能和电々性能，加工性能优异，符合RoHS环保标准。产品性能参考GB/T 8815、GB/T 2951.38等标︼准的要求，主要用于有防鼠或防白蚁要求的电线电∩缆护套。
       
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ζ生产。

Model 牌号	Machine Barrel Temperature 机筒温度	Molding Temperature 机头温度
W-7021-P / W-9021-P / W-0521-P	145-170℃	165-180℃

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-7021-P	W-9021-P	W-0521-P
Tensile Strength 拉伸强度	MPa	≥15.0	≥16.0	≥16.0
Elongation at Break 断裂Ψ伸长率	%	≥180	≥180	≥180
ThermalDeformation 热变形	%	≤50	≤40	≤40
Brittle Temperature with Impact 冲击脆化温度	℃	-25	-20	-20
200℃Thermal Stability 200℃时热稳定时∑间	min	≥50	≥80	≥80
20℃Volume Resistivity 20℃时体积电阻率	Ω.m	≥1.0×108	≥1.0×109	≥1.0×109
Dielectric Strength 介电强度	MV/m	≥18	≥18	≥18
Thermal Aging 热老化试◣验	\	100℃×168h	100℃×240h	135℃×168h
Tensile Strength After Aging 老化后↓拉伸强度	MPa	≥15.0	≥16.0	≥16.0
Tensile Strength Variation 拉∞伸强度变化率	%	±20	±20	±20
Elongation After Aging 老化后断裂伸长率☉	%	≥180	≥180	≥180
Elongation Variation 断◆裂伸长率变化率	%	±20	±20	±20
Mass Losses 质量损失(100℃×168h)	g/m2	≤23	≤15	≤20
Anti-ratPerformance 防鼠性能	\	SD rat didn’t bite within 7 days SD大鼠7天无啃咬	SD rat didn’t bite within 7 days SD大鼠7天无啃咬	SD rat didn’t bite within 7 days SD大鼠7天无啃咬
Anti-termite Performance ( test group technique ) 防白蚁性※能(试验群体法)	\	Level 2 passed 二级通过	Level 2 passed 二级通过	Level 2 passed 二级通过