PS (GPPS)/SureSpec GS-025/Genesis Polymers 物性表
PS (GPPS)/SureSpec GS-025/Genesis Polymers
规格用途
该料用途 | 包装; 泡沫; 片材 |
备注说明 | GS-025 is a High Molecular Weight certified prime grade specially developed for use in foamed sheet extrusion for packaging applications. GS-025 is designed for injection molding and extrusion applications requiring high tensile strength, high heat resistance and high stiffness. GS-025 offers good-flow processability, good dimensional stability and excellent clarity of molded articles. GS-025 complies with FDA regulation 21CFR 177.1640 and with most international regulations concerning the use of Polystyrene in contact with food articles. |
技术参数
性能项目 | 测试条件 | 测试方法 | 数值/描述 | 单位 | |
物理性能 | 密度 / 比重 | ASTM D792 | .蘆 | g/cm³ | 熔流率(熔体流动速率) | ASTM D1238 | 200°C/5.0 kg | 렅.蘆 | g/10 min |
硬度 | 洛氏硬度 | ASTM D785 | R 级 | 蘆 | |
机械性能 | 拉伸模量 | ASTM D638 | | MPa | 抗张强度 | ASTM D638 | 屈服 | 蘆. | MPa | 伸长率 | ASTM D638 | 断裂 | . | % | 弯曲模量 - 1% 正割 3 | ASTM D790 | ꁶ | MPa | 弯曲强度 | ASTM D790 | 23°C, 注塑 | ꖖ꜒ | MPa |
冲击性能 | 悬壁梁缺口冲击强度 | ASTM D256 | 3.18 mm, 注塑 | | J/m |
热性能 | 载荷下热变形温度 | ASTM D648 | 1.8 MPa, 未退火 | ꜒. | °C | 维卡软化温度 | ASTM D1525 | ꖖ | °C |
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