Lexan聚碳酸酯树脂是一种无定形热塑性工程塑料,以优异的力学,光学,电学性能和热性能特点。 Lexan提供广泛的设计的多功能性,通过其广泛的粘度和产品的选择,如:环保阻燃,抗划伤性,韧性,耐热性,耐候性,生物相容性,光学质量,遵守严格的FDA和USP的要求符合。
LEXAN EX7631T Resin
PC SABIC Innovative Plastics
PC sheet cap layer. High UVA content.
TYPICAL PROPERTIES(1) |
MECHANICAL | Value | Unit | Standard |
Tensile Stress, yld, Type I, 50 mm/min | 710 | kgf/cm² | ASTM D 638 |
Tensile Stress, brk, Type I, 50 mm/min | 610 | kgf/cm² | ASTM D 638 |
Tensile Strain, yld, Type I, 50 mm/min | 5.4 | % | ASTM D 638 |
Tensile Strain, brk, Type I, 50 mm/min | 88.1 | % | ASTM D 638 |
Tensile Modulus, 5 mm/min | 24900 | kgf/cm² | ASTM D 638 |
Flexural Stress, yld, 1.3 mm/min, 50 mm span | 1150 | kgf/cm² | ASTM D 790 |
Flexural Modulus, 1.3 mm/min, 50 mm span | 26300 | kgf/cm² | ASTM D 790 |
IMPACT | Value | Unit | Standard |
Izod Impact, notched, 23°C | 7 | cm-kgf/cm | ASTM D 256 |
Izod Impact, notched, -30°C | 7 | cm-kgf/cm | ASTM D 256 |
Instrumented Impact Total Energy, 23°C | 734 | cm-kgf | ASTM D 3763 |
THERMAL | Value | Unit | Standard |
Vicat Softening Temp, Rate B/50 | 132 | °C | ASTM D 1525 |
HDT, 0.45 MPa, 3.2 mm, unannealed | 127 | °C | ASTM D 648 |
HDT, 1.82 MPa, 3.2mm, unannealed | 116 | °C | ASTM D 648 |
CTE, -40°C to 40°C, flow | 6.E-05 | 1/°C | ASTM E 831 |
CTE, -40°C to 40°C, xflow | 6.5E-05 | 1/°C | ASTM E 831 |
Vicat Softening Temp, Rate B/120 | 135 | °C | ISO 306 |
PHYSICAL | Value | Unit | Standard |
Specific Gravity | 1.2 | - | ASTM D 792 |
Mold Shrinkage, flow, 3.2 mm (5) | 0.96 | % | SABIC Method |
Melt Flow Rate, 300°C/1.2 kgf | 10.5 | g/10 min | ASTM D 1238 |
Density | 1.2 | g/cm³ | ISO 1183 |
Parameter |
Extrusion | Value | Unit |
Drying Temperature | 75 - 90 | °C |
Drying Time | 2 - 4 | hrs |
Minimum Moisture Content | 0.04 | % |
Melt Temperature | 180 - 200 | °C |
Barrel - Zone 1 Temperature | 165 | °C |
Barrel - Zone 2 Temperature | 170 | °C |
Barrel - Zone 3 Temperature | 175 | °C |
Barrel - Zone 4 Temperature | 180 | °C |
Roll Stack Temperature - Top | 175 - 180 | °C |
Roll Stack Temperature - Middle | 175 - 180 | °C |
Roll Stack Temperature - Bottom | 175 - 180 | °C |
专业从事SABIC LEXAN PC工程塑料进出口业务的贸易型公司。不仅是专业的原料供应商,亦注重技术支持及全方位的解决方案,提供从材料鉴定、模具设计、成型加工等系列帮助,亦可为客户量身定制各特殊性能之材料,进而协助客户提高产品竟争力。同时为广大客户提供相关LEXAN PC工程塑胶原料FDA证明、UL证书及COC报
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