公司信息及水印
牌号简介 About |
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certene phf-4 phf-4是一种经过认证的优质聚丙烯,专门设计用于挤压型材和铸膜应用。PHF-4具有优良的加工性能和较高的热稳定性,具有良好的熔体强度、较高的拉伸强度和较好的纤维化倾向。PHF-4的应用包括拉伸带、吸管、绳索用单丝纱、缠绕用纤维带和扁平薄膜。PHF-4建议的加工温度在210°C至230°C之间。PHF-4符合FDA法规21CFR 177.1520和大多数有关在食品接触中使用聚丙烯的国际法规。 CERTENE™ PHF-4 PHF-4 is a certified prime grade Polypropylene specially designed for extrusion of profile and cast film applications. PHF-4 combines excellent processability and high degree of thermal stabilization, with good melt strength, high tensile strength and good fibrillation tendency. PHF-4 applications include stretched tapes, drinking straws, monofilament yarns for rope, fibrillated tape for twine, and flat films. PHF-4 recommended processing temperature is between 210° to 230°C. PHF-4 complies with FDA regulation 21CFR 177.1520 and with most international regulations concerning the use of Polypropylene in contact with food. CERTENE™ PHF-4 PHF-4 is a certified prime grade Polypropylene specially designed for extrusion of profile and cast film applications. PHF-4 combines excellent processability and high degree of thermal stabilization, with good melt strength, high tensile strength and good fibrillation tendency. PHF-4 applications include stretched tapes, drinking straws, monofilament yarns for rope, fibrillated tape for twine, and flat films. PHF-4 recommended processing temperature is between 210° to 230°C. PHF-4 complies with FDA regulation 21CFR 177.1520 and with most international regulations concerning the use of Polypropylene in contact with food. |
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 |
0.903 | g/cm³ | ASTM D792 |
熔体质量流动速率 Melt Flow Rate |
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230℃,2.16kg 230℃,2.16kg |
4.0 | g/10min | ASTM D1238 |
冲击性能 IMPACT |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
悬臂梁缺口冲击强度 Impact strength of cantilever beam notch |
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23℃,注塑成型 23 ℃, injection molding |
43 | J/m | ASTM D256 |
热性能 THERMAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
热变形温度 Hot deformation temperature |
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0.45 MPa,未退火,注塑成型 0.45 MPa, unannealed, injection molded |
98.0 | ℃ | ASTM D648 |
维卡软化温度 Vicat Softening Temp |
151 | ℃ | ASTM D1525 |
机械性能 MECHANICAL |
额定值 Nominal Value |
单位 Units |
测试方法 Test Method |
拉伸强度 tensile strength 2 |
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屈服,注塑成型 Yield, injection molding 2 |
MPa | ASTM D638 | |
拉伸应变 Tensile strain 2 |
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屈服,注塑成型 Yield, injection molding 2 |
% | ASTM D638 | |
弯曲模量 Bending modulus 3 |
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1% 正割,注塑成型 1% cut, injection molding 3 |
MPa | ASTM D790 | |
洛氏硬度 Rockwell hardness |
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R 级 R-level |
ASTM D785 |
备注 |
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1 一般属性:这些不能被视为规格。 |
2 2.0 in/min |
3 0.051 in/min |
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格力电器回应在美涉诉案件 不会对正常运营造成影响
2021-11-01 搜料网资讯: 今日,格力电器在其官方微信公众号发布了《关于格力电器在美国涉诉案件的说明》。10月30日,格力电器关注到有媒体在网络上传播格力在美国涉诉案件相关新闻,对此说 |
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