{"id":17363,"date":"2020-05-23T16:56:00","date_gmt":"2020-05-23T08:56:00","guid":{"rendered":"http:\/\/goyenchemical.com\/?post_type=product&p=17363"},"modified":"2020-05-23T16:56:01","modified_gmt":"2020-05-23T08:56:01","slug":"goyenchem-gpps20-general-purpose-polystyrene","status":"publish","type":"product","link":"https:\/\/goyenchemical.com\/en\/product\/goyenchem-gpps20-general-purpose-polystyrene\/","title":{"rendered":"Goyenchem-GPPS20 General Purpose Polystyrene"},"content":{"rendered":"
Characteristics<\/span><\/strong><\/span><\/div>\n
    \n
  1. Optical Grade<\/span><\/li>\n
  2. Low Residual Monomer<\/span><\/li>\n
  3. Good Heat Resistance<\/span><\/li>\n
  4. Mold Dimension Stability<\/span><\/li>\n
  5. Excellent Transparency<\/span><\/li>\n
  6. Easy Processing<\/span><\/li>\n
  7. Good water resistance<\/span><\/li>\n
  8. Extensive Application\u00a0<\/span><\/li>\n<\/ol>\n
    \u00a0\u00a0<\/span><\/div>\n
    <\/div>\n\n\n\n\n
    \n
    PRODUCT GRADE<\/span><\/div>\n<\/td>\n
    		\n
    IZOD<\/span><\/div>\n<\/td>\n
    		\n
    MI<\/span><\/div>\n<\/td>\n
    		\n
    APPLICATION<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Goyenchem-GPPS20<\/span><\/strong><\/div>\n<\/td>\n
    		\n
    1.6<\/span><\/div>\n<\/td>\n
    		\n
    1.9<\/span><\/div>\n<\/td>\n
    		\n
    Diffuser of LCD monitor\u2019s back light module<\/span><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    Physical Property<\/span><\/strong><\/span><\/div>\n
    <\/div>\n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    \n
    PROPERTY<\/span><\/div>\n<\/td>\n
    		\n
    ASTM METHOD<\/span><\/div>\n<\/td>\n
    		\n
    UNITS<\/span><\/div>\n<\/td>\n
    		\n
    TEST CONDITIONS<\/span><\/div>\n<\/td>\n
    		\n
    Goyenchem-GPPS20<\/span><\/strong><\/div>\n<\/td>\n<\/tr>\n
    \n
    Melt Flow Index<\/span><\/div>\n<\/td>\n
    		\n
    D1238<\/span><\/div>\n<\/td>\n
    		\n
    g\/10min<\/span><\/div>\n<\/td>\n
    		\n
    200\u2103, 5 kg load<\/span><\/div>\n<\/td>\n
    		\n
    1.9<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Izod Impact Strength<\/span><\/div>\n<\/td>\n
    		\n
    D256<\/span><\/div>\n<\/td>\n
    		\n
    kg-cm\/cm<\/span><\/div>\n<\/td>\n
    		\n
    23\u2103,A method,notched<\/span><\/div>\n
    1\/4\u201d\u00d71\/2\u201d\u00d75\/2\u201d<\/span><\/div>\n<\/td>\n
    		\n
    1.6<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Tensile Strength at Yield<\/span><\/div>\n<\/td>\n
    		\n
    D638<\/span><\/div>\n<\/td>\n
    		\n
    kg\/cm2<\/span><\/div>\n<\/td>\n
    		\n
    23\u2103\uff0c1\/8\u201d Sample<\/span><\/div>\n<\/td>\n
    		\n
    560<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Elongation at Break<\/span><\/div>\n<\/td>\n
    		\n
    D638<\/span><\/div>\n<\/td>\n
    		\n
    %<\/span><\/div>\n<\/td>\n
    		\n
    23\u2103\uff0c1\/8\u201d Sample<\/span><\/div>\n<\/td>\n
    		\n
    2.0<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Flexural Yield<\/span><\/div>\n<\/td>\n
    		\n
    D790<\/span><\/div>\n<\/td>\n
    		\n
    kgf\/cm2<\/span><\/div>\n<\/td>\n
    		\n
    1 kg load, 3mm Thick (120\u2103\/hr)<\/span><\/div>\n<\/td>\n
    		\n
    850<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Flexural Modulus<\/span><\/div>\n<\/td>\n
    		\n
    D790<\/span><\/div>\n<\/td>\n
    		\n
    kgf\/cm2<\/span><\/div>\n<\/td>\n
    		\n
    1 kg load, 3mm Thick (120\u2103\/hr)<\/span><\/div>\n<\/td>\n
    		\n
    39000<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Vicat Softening Temperature<\/span><\/div>\n<\/td>\n
    		\n
    D1525<\/span><\/div>\n<\/td>\n
    		\n
    \u2103<\/span><\/div>\n<\/td>\n
    		\n
    1 kg load, 3mm Thick (120\u2103\/hr)<\/span><\/div>\n<\/td>\n
    		\n
    108<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Heat Distortion Temperature<\/span><\/div>\n<\/td>\n
    		\n
    D648<\/span><\/div>\n<\/td>\n
    		\n
    \u2103<\/span><\/div>\n<\/td>\n
    		\n
    Unannealed, 1\/2 in, 18.56kg\/cm2 load pressure<\/span><\/div>\n<\/td>\n
    		\n
    95<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Residual SM monomer<\/span><\/div>\n<\/td>\n
    		\n
    _<\/span><\/div>\n<\/td>\n
    		\n
    ppm<\/span><\/div>\n<\/td>\n
    		\n
    _<\/span><\/div>\n<\/td>\n
    		\n
    150<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Haze<\/span><\/div>\n<\/td>\n
    		\n
    –<\/span><\/div>\n<\/td>\n
    		\n
    %<\/span><\/div>\n<\/td>\n
    		\n
    2.8mm thick<\/span><\/div>\n<\/td>\n
    		\n
    0.35<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Rockwell Hardness<\/span><\/div>\n<\/td>\n
    		\n
    D785<\/span><\/div>\n<\/td>\n
    		\n
    R-Scale<\/span><\/div>\n<\/td>\n
    		\n
    23\u2103<\/span><\/div>\n<\/td>\n
    		\n
    124<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Specific Gravity<\/span><\/div>\n<\/td>\n
    		\n
    D792<\/span><\/div>\n<\/td>\n
    		\n
    _<\/span><\/div>\n<\/td>\n
    		\n
    _<\/span><\/div>\n<\/td>\n
    		\n
    1.05<\/span><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Molding Condition<\/span><\/strong><\/span><\/p>\n\n\n\n\n\n\n
    \n
    PROPERTY<\/span><\/div>\n<\/td>\n
    		\n
    UNITS<\/span><\/div>\n<\/td>\n
    		\n
    Goyenchem-GPPS20<\/span><\/strong><\/div>\n<\/td>\n<\/tr>\n
    \n
    Cylinder Temperature<\/span><\/div>\n<\/td>\n
    		\n
    \u2103<\/span><\/div>\n<\/td>\n
    		\n
    160-300<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Injection Pressure<\/span><\/div>\n<\/td>\n
    		\n
    kgf\/cm2<\/span><\/div>\n<\/td>\n
    		\n
    500-1400<\/span><\/div>\n<\/td>\n<\/tr>\n
    \n
    Mold Temperature<\/span><\/div>\n<\/td>\n
    		\n
    \u2103<\/span><\/div>\n<\/td>\n
    		\n
    35-65<\/span><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

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