品牌:LEXAN
起订:25KG
供应:100000KG
发货:1天内
信息标签:LEXAN PC 221R 美国SBAIC厂家直销价格,供应,塑料橡胶,塑料原料
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LEXAN ™ Resin 221R |
Americas: COMMERCIAL |
17.5 MFR, for small, intricate parts. Improved flame retardance. Internal mold release. |
Property |
TYPICAL PROPERTIES (1) | ||||
MECHANICAL | Value | Unit | Standard | |
Tensile Stress, yld, Type I, 50 mm/min | 630 | kgf/cm² | ASTM D 638 | |
Tensile Stress, brk, Type I, 50 mm/min | 700 | kgf/cm² | ASTM D 638 | |
Tensile Strain, yld, Type I, 50 mm/min | 7 | % | ASTM D 638 | |
Tensile Strain, brk, Type I, 50 mm/min | 125 | % | ASTM D 638 | |
Flexural Stress, yld, 1.3 mm/min, 50 mm span | 980 | kgf/cm² | ASTM D 790 | |
Flexural Modulus, 1.3 mm/min, 50 mm span | 23900 | kgf/cm² | 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 | 70 | cm-kgf/cm | ASTM D 256 | |
Tensile Impact, Type S | 557 | cm-kgf/cm² | ASTM D 1822 | |
Falling Dart Impact (D 3029), 23°C | 1728 | cm-kgf | ASTM D 3029 | |
Instrumented Impact Energy @ peak, 23°C | 633 | cm-kgf | ASTM D 3763 | |
THERMAL | Value | Unit | Standard | |
Vicat Softening Temp, Rate B/50 | 154 | °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 | 129 | °C | ASTM D 648 | |
CTE, -40°C to 95°C, flow | 6.84E-05 | 1/°C | ASTM E 831 | |
Specific Heat | 1.25 | J/g-°C | ASTM C 351 | |
Thermal Conductivity | 0.25 | W/m-°C | ASTM C 177 | |
Relative Temp Index, Elec | 130 | °C | UL 746B | |
Relative Temp Index, Mech w/impact | 130 | °C | UL 746B | |
Relative Temp Index, Mech w/o impact | 130 | °C | UL 746B | |
PHYSICAL | Value | Unit | Standard | |
Specific Gravity | 1.2 | - | ASTM D 792 | |
Specific Volume | 0.83 | cm³/g | ASTM D 792 | |
Density | 1.19 | 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 | 17.5 | g/10 min | ASTM D 1238 | |
OPTICAL | Value | Unit | Standard | |
Light Transmission, 2.54 mm | 88 | % | 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 | 14.9 | kV/mm | ASTM D 149 | |
Relative Permittivity, 50/60 Hz | 3.17 | - | 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 | |
Hot Wire Ignition {PLC) | 2 | PLC Code | UL 746A | |
High Voltage Arc Track Rate {PLC} | 2 | PLC Code | UL 746A | |
High Ampere Arc Ign, surface {PLC} | 1 | 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) | 1.09 | mm | UL 94 | |
UL Recognized, 94V-0 Flame Class Rating (3) | 5.99 | mm | UL 94 | |
UV-light, water exposure/immersion | F2 | - | UL 746C |
Source GMD, last updated:2000/01/04 |
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 | 280 - 305 | °C |
Nozzle Temperature | 275 - 300 | °C |
Front - Zone 3 Temperature | 280 - 305 | °C |
Middle - Zone 2 Temperature | 270 - 295 | °C |
Rear - Zone 1 Temperature | 260 - 280 | °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 |