东莞防火PC 940A

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PC940A东莞透明防火PC厂家透明防火PC报价东莞防火PC940A

PC940A东莞透明防火PC厂家透明防火PC报价



PC 940A沙伯基础创新LEXAN物性表 PC 940A沙伯基础创新LEXAN特性及加工条件（18024445500）

 

PC 940A沙伯基础创新LEXAN物性表和特性如下：


Medium viscosity, flame retardant PC. Exceptional surface. Clear, tints and opaque colors.



Property
TYPICAL PROPERTIES (1)
MECHANICAL Value Unit Standard
Tensile Stress, yld, Type I, 50 mm/min 630 kgf/cm? ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min 560 kgf/cm? ASTM D 638
Tensile Strain, yld, Type I, 50 mm/min 7 % ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min 90 % ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span 920 kgf/cm? ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span 22800 kgf/cm? ASTM D 790
Hardness, Rockwell M 70 - ASTM D 785
Hardness, Rockwell R 118 - ASTM D 785
Taber Abrasion, CS-17, 1 kg 10 mg/1000cy ASTM D 1044
IMPACT Value Unit Standard
Izod Impact, unnotched, 23°C 326 cm-kgf/cm ASTM D 4812
Izod Impact, notched, 23°C 65 cm-kgf/cm ASTM D 256
Tensile Impact, Type S 535 cm-kgf/cm? ASTM D 1822
Falling Dart Impact (D 3029), 23°C 1728 cm-kgf ASTM D 3029
THERMAL Value Unit Standard
Vicat Softening Temp, Rate B/50 151 °C ASTM D 1525
HDT, 0.45 MPa, 6.4 mm, unannealed 137 °C ASTM D 648
HDT, 1.82 MPa, 6.4 mm, unannealed 132 °C ASTM D 648
CTE, -40°C to 95°C, flow 6.84E-05 1/°C ASTM E 831
Thermal Conductivity 0.19 W/m-°C ASTM C 177
Relative Temp Index, Elec 130 °C UL 746B
Relative Temp Index, Mech w/impact 120 °C UL 746B
Relative Temp Index, Mech w/o impact 130 °C UL 746B
PHYSICAL Value Unit Standard
Specific Gravity 1.21 - ASTM D 792
Specific Volume 0.83 cm?/g ASTM D 792
Density 1.217 g/cm? ASTM D 792
Water Absorption, 24 hours 0.15 % ASTM D 570
Water Absorption, equilibrium, 23C 0.35 % ASTM D 570
Water Absorption, equilibrium, 100°C 0.58 % ASTM D 570
Mold Shrinkage, flow, 3.2 mm (5) 0.5 - 0.7 % SABIC Method
Melt Flow Rate, 300°C/1.2 kgf 10 g/10 min ASTM D 1238
OPTICAL Value Unit Standard
Light Transmission, 2.54 mm 85 % ASTM D 1003
Haze, 2.54 mm 1 % ASTM D 1003
Refractive Index 1.586 - ASTM D 542
ELECTRICAL Value Unit Standard
Volume Resistivity >1.E+17 Ohm-cm ASTM D 257
Dielectric Strength, in air, 3.2 mm 16.7 kV/mm ASTM D 149
Relative Permittivity, 50/60 Hz 3.01 - ASTM D 150
Relative Permittivity, 1 MHz 2.96 - ASTM D 150
Dissipation Factor, 50/60 Hz 0.0009 - ASTM D 150
Dissipation Factor, 1 MHz 0.01 - ASTM D 150
Arc Resistance, Tungsten {PLC} 7 PLC Code ASTM D 495
Hot Wire Ignition {PLC) 2 PLC Code UL 746A
High Voltage Arc Track Rate {PLC} 3 PLC Code UL 746A
High Ampere Arc Ign, surface {PLC} 3 PLC Code UL 746A
Comparative Tracking Index (UL) {PLC} 2 PLC Code UL 746A
FLAME CHARACTERISTICS Value Unit Standard
UL Recognized, 94V-2 Flame Class Rating (3) 1.47 mm UL 94
UL Recognized, 94V-0 Flame Class Rating (3) 2.99 mm UL 94
Oxygen Index (LOI) 35 % ASTM D 2863
Radiant Panel Listing YES - UL Tested
Source GMD, last updated:2000/01/04

 

PC 940A沙伯基础创新LEXAN加工建议条件如下：


Processing


Parameter
Injection Molding Value Unit
Drying Temperature 120 °C
Drying Time 3 - 4 hrs
Drying Time (Cumulative) 48 hrs
Maximum Moisture Content 0.02 %
Melt Temperature 295 - 315 °C
Nozzle Temperature 290 - 310 °C
Front - Zone 3 Temperature 295 - 315 °C
Middle - Zone 2 Temperature 280 - 305 °C
Rear - Zone 1 Temperature 215 - 295 °C
Mold Temperature 70 - 95 °C
Back Pressure 0.3 - 0.7 MPa
Screw Speed 40 - 70 rpm
Shot to Cylinder Size 40 - 60 %
Vent Depth 0.025 - 0.076 mm
Source GMD, last updated:2000/01/04
? NOTE: Back Pressure, Screw Speed, Shot to Cylinder Size and Vent Depth are only mentioned as general guidelines. These may not apply or need adjustment in specific situati such as low shot sizes, thin wall molding and gas-assist molding.
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