牌号简介About

KOPELEN J-320是以乙烯含量为共聚单体的冲击嵌段共聚物。该等级设计用于在常规注射成型设备中加工。J-320在低温下具有良好的抗冲击性能，同时具有很高的强度。它具有广泛的性能，可用于从工业用品到汽车复合基树脂。 Description J-320 is impact block copolymer with ethylene content as co-monomer. This grade is designed to be processed in conventional Injection molding equipment. J-320 shows good impact resistance at low temperature and has also high strength. It has broad range of property, and is used from industrial supplies to automotive compound base resin. Applications General supplies Industrial supplies Automotive compound base resin

产品描述Product Description

厂家：韩国乐天LOTTE ADVANCED MATERIALS CO., LTD.

类别：PP均聚PP homopolymerization

用途：汽车领域的应用;工业应用;

加工条件：注射成型Injection Molding

性能特点：嵌段共聚物; 防火阻燃等级HB; 机械强度好; 耐低温冲击; 冲击性能好;Good Rigidity,High impact resistance,Block Copolymer,low-temperature impact resistance,HB

技术参数Technical Data
物理性能	额定值Nominal Value	单位Units	测试方法Test Method
密度Specific Gravity	0.900	g/cm3	ASTM D792 , ISO 1183
熔体质量流动速率熔体质量流动速率
230℃，2.16kg230℃/2.16 kg	1.8	g/10min	ASTM D1238，ISO 1133
机械性能	额定值Nominal Value	单位Units	测试方法Test Method
拉伸强度Tensile Strength
屈服Yield	28.4	MPa	ASTM D638
屈服Yield	27.0	MPa	ISO 527-2
拉伸应变拉伸应变
断裂断裂	100	%	ASTM D638 , ISO 527-2
弯曲模量Flexural Modulus
----	1280	MPa	ASTM D790
----	980	MPa	ISO 178
冲击性能	额定值Nominal Value	单位Units	测试方法Test Method
悬臂梁缺口冲击强度Notched Izod Impact Strength
-10℃-10°C	34	J/m	ASTM D256
-10℃-10°C	29	J/m	ISO 180
23℃23°C	110	J/m	ASTM D256
23℃23°C	98	J/m	ISO 180
热性能	额定值Nominal Value	单位Units	测试方法Test Method
热变形温度Deflection Temperature Under Load
0.45 MPa，未退火66 psi, Unannealed	105	℃	ASTM D648
0.45 MPa，未退火66 psi, Unannealed	85.0	℃	ISO 75-2/B
阻燃性能	额定值Nominal Value	单位Units	测试方法Test Method
阻燃等级Flame Rating	HB		UL 94