40%玻纤PPS塑胶原料 R-4

雪佛龙菲利普PPS Ryton R-4 产品特性：含40%玻纤增强，良好的耐化学性，高耐热性，即使在高温下，耐化学性和机械性能也很优异，高抗蠕变性，坚韧、热稳定性极好，可注塑、挤出、涂塑成型
产品用途：一般用于机械方面为齿轮、机械配件、壳体、阀门，电器电子、汽车工业配件和宇航、航空等工业

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PPS R-4 物性表：
 

Physical	Nominal Value	Unit	Test Method
Specific Gravity	1.68	g/cm?	ASTM D792
Molding Shrinkage - Flow (3.18 mm)	0.3	%
Molding Shrinkage - Across Flow (3.18 mm)	0.5	%
Water Absorption (23°C, 24 hr)	0.02	%	ASTM D570
Mechanical	Nominal Value	Unit	Test Method
Tensile Strength	165	MPa	ASTM D638
Tensile Stress (Yield)	145	MPa	ISO 527-2
Tensile Elongation (Break)	1.1	%	ASTM D638
Tensile Strain (Break)	1	%	ISO 527-2
Flexural Modulus	14500	MPa	ASTM D790
Flexural Modulus	14000	MPa	ISO 178
Flexural Strength	221	MPa	ASTM D790
Flexural Strength	200	MPa	ISO 178
Compressive Strength	270	MPa	ASTM D695
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact (3.18 mm)	75	J/m	ASTM D256
Notched Izod Impact Strength	8	kJ/m?	ISO 180/A
Unnotched Izod Impact (3.18 mm)	400	J/m	ASTM D256
Unnotched Izod Impact Strength	20	kJ/m?	ISO 180
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load (1.8 MPa, Annealed)	> 260	°C	ASTM D648
CLTE - Flow			ASTM E831
-50 to 50°C	0.000015	cm/cm/°C
100 to 200°C	0.000015	cm/cm/°C
CLTE - Transverse			ASTM E831
-50 to 50°C	0.000040	cm/cm/°C
100 to 200°C	0.000080	cm/cm/°C

 

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