牌号简介 About |
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说明:SBC818R50是一种低密度聚乙烯涂层工艺,它具有很好的光学性能、低的缩颈性、良好的膜稳定性和良好的粘附性。不含添加剂。该等级的最低生物基含量为45%,根据ASTM D6866测定。用途:挤出涂料。一般零件和母粒载体的注射。 Braskem PE SBC818R50 SBC818R50 is a low density polyethylene developed for coating process, it presents very good optical properties, low neck-in, good film stability, and good adhesion on porous substrate. Additives free. The minimum biobased content of this grade is 51%, determined according to ASTM D6866. Applications: Extrusion coating. Injection of general parts and carrier for masterbatches. Recommended process conditions: Extrusion coating Extruder type: Screw W/D ratio 20:1 Compression ratio, 3 to 4:1 Temperature profile on horizontal extruder: Barrel: from 150 to 340°C Die and melt mass: from 300 to 340°C Braskem PE SBC818R50 SBC818R50 is a low density polyethylene developed for coating process, it presents very good optical properties, low neck-in, good film stability, and good adhesion on porous substrate. Additives free. The minimum biobased content of this grade is 51%, determined according to ASTM D6866. Applications: Extrusion coating. Injection of general parts and carrier for masterbatches. Recommended process conditions: Extrusion coating Extruder type: Screw W/D ratio 20:1 Compression ratio, 3 to 4:1 Temperature profile on horizontal extruder: Barrel: from 150 to 340°C Die and melt mass: from 300 to 340°C Braskem PE SBC818R50 SBC818R50 is a low density polyethylene developed for coating process, it presents very good optical properties, low neck-in, good film stability, and good adhesion on porous substrate. Additives free. The minimum biobased content of this grade is 51%, determined according to ASTM D6866. Applications: Extrusion coating. Injection of general parts and carrier for masterbatches. Recommended process conditions: Extrusion coating Extruder type: Screw W/D ratio 20:1 Compression ratio, 3 to 4:1 Temperature profile on horizontal extruder: Barrel: from 150 to 340°C Die and melt mass: from 300 to 340°C |
技术参数 Technical Data | |||
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物理性能 PHYSICAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
密度 Density |
0.918 | g/cm³ | ASTM D1505 |
熔体质量流动速率 Melt Flow Rate |
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190℃,2.16kg 190℃,2.16kg |
8.1 | g/10min | ASTM D1238 |
Biobased Content Biobased Content |
51 | % | ASTM D6866 |
薄膜 film |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
拉伸强度 tensile strength |
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TD,断裂,25 µm,吹塑薄膜 TD, fracture, 25 µ m, blow molded film |
20.0 | MPa | ASTM D882 |
MD,断裂,25 µm,吹塑薄膜 MD, fracture, 25 µ m, blow molded film |
25.0 | MPa | ASTM D882 |
拉伸应变 Tensile strain |
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TD,断裂,25 µm,吹塑薄膜 TD, fracture, 25 µ m, blow molded film |
% | ASTM D882 | |
MD,断裂,25 µm,吹塑薄膜 MD, fracture, 25 µ m, blow molded film |
% | ASTM D882 | |
弯曲模量 Bending modulus |
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1% 正割,MD,25 µm,吹塑薄膜 1% secant, MD, 25 µ m, blow molded film |
MPa | ASTM D790 | |
落锤冲击 Drop hammer impact |
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25 µm,吹塑薄膜 25 µ m, blow molded film |
g | ASTM D1709 | |
撕裂强度 tear strength |
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TD,25 µm,吹塑薄膜 TD, 25 µ m, blow molded film |
g | ASTM D1922 | |
光学性能 optical performance |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
光泽度 gloss |
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60°,25.0 µm,吹塑薄膜 60 °, 25.0 µ m, blow molded film |
ASTM D2457 | ||
雾度 Haze |
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25 µm,吹塑薄膜 25 µ m, blow molded film |
% | ASTM D1003 |
备注 |
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1 一般属性:这些不能被视为规格。 |
2 F50 |
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