POM工程塑料 (CAS No.None)
- 物化性质
- 密度约1.42 g/cm³；成型收缩率按ASTM D955测定；熔融指数按ASTM D1238/ISO 1133测定（200℃/5kg，220℃/10kg）；吸水率（23℃/24H）为0.25%；热变形温度按ASTM D648/ISO 75测定（含退火和未退火状态）；维卡软化点按ASTM D1525/ISO R306测定；燃烧性UL94；线性膨胀系数按ASTM D696/ISO 11359测定；介电常数按ASTM D150/IEC 60250测定（100Hz，1MHz）；体积电阻率按ASTM D257/IEC 60093测定（Ω·cm）；表面电阻率按ASTM D257/IEC 60093测定（Ω）；耐电弧性按ASTM D495/IEC 60112测定。加工条件涵盖干燥条件、加工温度、熔体温度、模具温度、注塑压力、保压压力、背压及螺杆转速。
- 密度
- 1.42 g/cm³
English description（英文原文，共 1632 字符）
Product Name:Polyoxymethylene (POM) Engineering Plastic
English Name:Polyoxymethylene (POM) Engineering Plastic
CAS No.:9002-81-7
Aliases:Acetal resin, Polyacetal, POM
Molecular Formula:(CH2O)n
Physical Properties:Density approximately 1.42 g/cm³; mold shrinkage determined per ASTM D955; melt flow index determined per ASTM D1238/ISO 1133 (200℃/5kg, 220℃/10kg); water absorption (23℃/24H) 0.25%; heat deflection temperature determined per ASTM D648/ISO 75 (annealed and unannealed); Vicat softening point determined per ASTM D1525/ISO R306; flammability UL94; linear thermal expansion coefficient determined per ASTM D696/ISO 11359; dielectric constant determined per ASTM D150/IEC 60250 (100Hz, 1MHz); volume resistivity determined per ASTM D257/IEC 60093 (Ω·cm); surface resistivity determined per ASTM D257/IEC 60093 (Ω); arc resistance determined per ASTM D495/IEC 60112. Processing conditions include drying conditions, processing temperature, melt temperature, mold temperature, injection pressure, holding pressure, back pressure, and screw speed.
Uses:Suitable for manufacturing precision gears, sliding bearings, valves, pump bodies, electronic and electrical components, and automotive parts, featuring high rigidity, high wear resistance, low friction coefficient, and excellent dimensional stability.
Technical Specifications:
Density: 1.42 g/cm³
Melt flow index: determined per ASTM D1238/ISO 1133 at 200℃/5kg and 220℃/10kg
Water absorption (23℃/24H): 0.25%
Heat deflection temperature: determined per ASTM D648/ISO 75 (annealed/unannealed)
Volume resistivity: determined per ASTM D257/IEC 60093, unit Ω·cm
English Name:Polyoxymethylene (POM) Engineering Plastic
CAS No.:9002-81-7
Aliases:Acetal resin, Polyacetal, POM
Molecular Formula:(CH2O)n
Physical Properties:Density approximately 1.42 g/cm³; mold shrinkage determined per ASTM D955; melt flow index determined per ASTM D1238/ISO 1133 (200℃/5kg, 220℃/10kg); water absorption (23℃/24H) 0.25%; heat deflection temperature determined per ASTM D648/ISO 75 (annealed and unannealed); Vicat softening point determined per ASTM D1525/ISO R306; flammability UL94; linear thermal expansion coefficient determined per ASTM D696/ISO 11359; dielectric constant determined per ASTM D150/IEC 60250 (100Hz, 1MHz); volume resistivity determined per ASTM D257/IEC 60093 (Ω·cm); surface resistivity determined per ASTM D257/IEC 60093 (Ω); arc resistance determined per ASTM D495/IEC 60112. Processing conditions include drying conditions, processing temperature, melt temperature, mold temperature, injection pressure, holding pressure, back pressure, and screw speed.
Uses:Suitable for manufacturing precision gears, sliding bearings, valves, pump bodies, electronic and electrical components, and automotive parts, featuring high rigidity, high wear resistance, low friction coefficient, and excellent dimensional stability.
Technical Specifications:
Density: 1.42 g/cm³
Melt flow index: determined per ASTM D1238/ISO 1133 at 200℃/5kg and 220℃/10kg
Water absorption (23℃/24H): 0.25%
Heat deflection temperature: determined per ASTM D648/ISO 75 (annealed/unannealed)
Volume resistivity: determined per ASTM D257/IEC 60093, unit Ω·cm
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常见问题
- POM工程塑料的 CAS 号是多少？
- POM工程塑料的 CAS 号是 None。
- POM工程塑料的分子式和分子量是什么？
- POM工程塑料的分子式为 (CH2O)n。
- POM工程塑料的英文名称是什么？
- POM工程塑料的英文名称为 Polyoxymethylene (POM) Engineering Plastic。
- POM工程塑料还有哪些别名？
- POM工程塑料又称 聚甲醛、聚氧亚甲基、POM。
- POM工程塑料有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条POM工程塑料供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- POM工程塑料的供应商主要分布在哪些地区？
- POM工程塑料的供应商主要分布在 上海市（1 条） 等地。
- POM工程塑料有哪些级别可选？
- 平台上POM工程塑料的供应级别包括 工业级。
- POM工程塑料的报价单位是什么？
- POM工程塑料的报价单位主要有 千克。
- 哪里可以查到POM工程塑料的价格？
- 掌上化工POM工程塑料产品页汇总了各供应商的最新报价与规格，地址：/chemicals/pom-gong-cheng-su-liao/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
以上信息由平台根据收录的产品数据自动生成，数据更新时间 。 价格与库存由供应商自行发布，实际交易请以询价结果为准。
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