{"id":3022,"date":"2026-06-28T09:39:01","date_gmt":"2026-06-28T09:39:01","guid":{"rendered":"https:\/\/rms-labgroup.com\/?page_id=3022"},"modified":"2026-07-19T05:57:40","modified_gmt":"2026-07-19T05:57:40","slug":"thermal-analysis-2","status":"publish","type":"page","link":"https:\/\/rms-labgroup.com\/tr\/laboratories\/polymer-testing-laboratory\/thermal-analysis-2\/","title":{"rendered":"Thermal Analysis"},"content":{"rendered":"
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Thermogravimetric<\/b> Analysis (TGA) Test\u00a0 <\/b><\/p>

Purpose: Determination of weight changes in polymers upon heating to evaluate thermal stability, decomposition temperature, and the content of additives and fillers.<\/p>

Standards: ASTM E1131, ASTM D3850, ISO 11358-1 & 2, DIN 51006<\/p>

Measured Properties<\/p>

  • Weight Loss \/ Mass Change:
    Quantification of the sample\u2019s mass reduction or gain under heating or controlled conditions.
    Units: % or g<\/li>
  • Onset Decomposition Temperature (Tonset):
    Temperature at which the sample begins thermal decomposition or noticeable mass loss.
    Units: \u00b0C<\/li>
  • Peak Decomposition Temperature \/ Tmax:
    Temperature corresponding to the maximum rate of mass loss during decomposition.
    Units: \u00b0C<\/li>
  • Stepwise Decomposition \/ Multi-step Decomposition:
    Identification of successive thermal degradation stages of the polymer matrix, additives, or fillers.<\/li>
  • Residue \/ Char Content:
    Mass remaining after complete thermal decomposition, typically used to evaluate mineral content, fillers, or residual carbon.<\/li>
  • Rate of Mass Loss \/ dm\/dt:
    Derived from the DTG (Derivative Thermogravimetry) curve, providing detailed<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
    \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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    Plastics – Differential scanning calorimetry (DSC)
    <\/b><\/p>

    Purpose: Differential scanning calorimetry (DSC) methods are used for the thermal analysis of polymers and polymer blends.<\/p>

    Standards: ASTM D3418, ISO 11357<\/p>

    Measured Properties<\/p>

    Differential scanning calorimetry (DSC) methods are used for the thermal analysis of polymers and polymer blends, such as:<\/p>

    • Thermoplastics (polymers, molding compounds and other molding materials, with or without fillers, fibers or reinforcements),<\/li>
    • Thermosets (uncured or cured materials, with or without fillers, fibers or reinforcements), and<\/li>
    • Physical transitions (glass transition, phase transitions such as melting and crystallization,
      \u2022 Polymorphic transitions, etc.),<\/li>
    • Chemical reactions (polymerization, crosslinking and curing of elastomers and thermosets, etc.),<\/li>
    • The stability to oxidation, and<\/li>
    • The heat capacity<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      \n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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      Plastics – Thermoplastic materials – Determination of <\/b>Vicat<\/b> softening temperature (VST)<\/b><\/p>

      Purpose: The determination of the Vicat softening temperature (VST) of thermoplastic materials:<\/p>

      • Method A50 using a force of 10 N and a heating rate of 50 \u00b0C\/h
        \u2022 Method B50 using a force of 50 N and a heating rate of 50 \u00b0C\/h
        \u2022 Method A120 using a force of 10 N and a heating rate of 120 \u00b0C\/h
        \u2022 Method B120 using a force of 50 N and a heating rate of 120 \u00b0C\/h<\/li><\/ul>

        Standards: ASTM D1525, ISO 306<\/p>

        Measured Properties<\/p>

        • Determination of the Vicat softening temperature (VST) of thermoplastic materials<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
          \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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          \n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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          Plastics – Determination of temperature of deflection under load (HDT Test)<\/b><\/p>

          Purpose: The determination of the temperature of deflection under load (flexural stress under three-point loading) of plastics. Different types of test specimen and different constant loads are defined to suit different types of material.<\/p>

          Standards: ASTM D648, ISO 75-1 & 2 & 3<\/p>

          Measured Properties<\/p>

          determination of the temperature of deflection under load (flexural stress under three-point loading)of plastics<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

          \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

          Thermogravimetric Analysis (TGA) Test\u00a0 Purpose: Determination of weight changes in polymers upon heating to evaluate thermal stability, decomposition temperature, and the content of additives and fillers. Standards: ASTM E1131, ASTM D3850, ISO 11358-1 & 2, DIN 51006 Measured Properties Weight Loss \/ Mass Change:Quantification of the sample\u2019s mass reduction or gain under heating or controlled […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":588,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3022","page","type-page","status-publish","hentry"],"yoast_head":"\nThermal Analysis - RMS Lab Group<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Thermal Analysis - RMS Lab Group\" \/>\n<meta property=\"og:description\" content=\"Thermogravimetric Analysis (TGA) Test\u00a0 Purpose: Determination of weight changes in polymers upon heating to evaluate thermal stability, decomposition temperature, and the content of additives and fillers. 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