LG化学 fw700s 改性POM 注射成型 耐摩擦

LG化学四氯喹啉fw700s改性聚甲醛,耐摩擦,抗磨损 类别:聚合物;热塑性;聚甲醛(POM);乙缩醛共聚物,无筋 材料说明:注射成型,改性聚甲醛,耐摩擦,抗磨损 应用:齿轮,打印机滚筒泵,齿轮蜗轮
 物性表:
 
Physical Properties Metric English Comments
Specific Gravity  1.40 g/cc 1.40 g/cc ASTM D792
Maximum Moisture Content  0.10 0.10 Injection Molding
Linear Mold Shrinkage, Flow  0.020 - 0.022 cm/cm
@Thickness 3.20 mm
0.020 - 0.022 in/in
@Thickness 0.126 in
ASTM D955
Melt Flow  10 g/10 min
@Load 2.16 kg,
Temperature 190 °C
10 g/10 min
@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
 
Mechanical Properties Metric English Comments
Hardness, Rockwell R  80 80 ASTM D785
Tensile Strength, Yield  53.9 MPa
@Thickness 3.20 mm
7820 psi
@Thickness 0.126 in
50mm/min; ASTM D638
Elongation at Break  70 %
@Thickness 3.20 mm
70 %
@Thickness 0.126 in
50mm/min; ASTM D638
Flexural Yield Strength  78.5 MPa
@Thickness 3.20 mm
11400 psi
@Thickness 0.126 in
1.3mm/min; ASTM D790
Flexural Modulus  2.35 GPa
@Thickness 3.20 mm
341 ksi
@Thickness 0.126 in
1.3mm/min; ASTM D790
Izod Impact, Notched  0.883 J/cm
@Thickness 6.40 mm,
Temperature 23.0 °C
1.65 ft-lb/in
@Thickness 0.252 in,
Temperature 73.4 °F
ASTM D256
 
Electrical Properties Metric English Comments
Volume Resistivity  1.00e+16 ohm-cm 1.00e+16 ohm-cm ASTM D257
Surface Resistance  1.00e+14 ohm 1.00e+14 ohm ASTM D257
 
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi)  155 °C
@Thickness 6.40 mm
311 °F
@Thickness 0.252 in
Unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)  105 °C
@Thickness 6.40 mm
221 °F
@Thickness 0.252 in
Unannealed; ASTM D648
UL RTI, Electrical  50.0 °C
@Thickness 0.950 - 2.90 mm
122 °F
@Thickness 0.0374 - 0.114 in
 
UL RTI, Mechanical with Impact  50.0 °C
@Thickness 0.950 - 2.90 mm
122 °F
@Thickness 0.0374 - 0.114 in
 
UL RTI, Mechanical without Impact  50.0 °C
@Thickness 0.950 - 2.90 mm
122 °F
@Thickness 0.0374 - 0.114 in
 
Flammability, UL94  HB
@Thickness >=0.950 mm
HB
@Thickness >=0.0374 in
 
 
Processing Properties Metric English Comments
Rear Barrel Temperature  160 - 180 °C 320 - 356 °F Injection Molding
Middle Barrel Temperature  170 - 190 °C 338 - 374 °F Injection Molding
Front Barrel Temperature  180 - 200 °C 356 - 392 °F Injection Molding
Nozzle Temperature  180 - 200 °C 356 - 392 °F Injection Molding
Melt Temperature  200 - 220 °C 392 - 428 °F Injection Molding
Mold Temperature  80.0 - 110 °C 176 - 230 °F Injection Molding
Drying Temperature  90.0 - 110 °C 194 - 230 °F Injection Molding
Dry Time  2.00 - 3.00 hour 2.00 - 3.00 hour Injection Molding
Back Pressure  0.490 - 3.04 MPa 71.1 - 441 psi Injection Molding
Screw Speed  50 - 100 rpm 50 - 100 rpm Injection Molding
 
图:

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