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PC 940A沙伯基礎(chǔ)創(chuàng)新LEXAN物性表 PC 940A沙伯基礎(chǔ)創(chuàng)新LEXAN特性及加工條件(18024445500)
PC 940A沙伯基礎(chǔ)創(chuàng)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 Grity | 1.21 | - | ASTM D 792 | |
| Specific Volume | 0.83 | cm2/g | ASTM D 792 | |
| Density | 1.217 | g/cm3 | 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沙伯基礎(chǔ)創(chuàng)新LEXAN加工建議條件如下:
| 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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