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          TR-902

          2023-11-14

          1.Characteristics and main uses

          TR-902 is an ortho benzene type unsaturated polyester resin with high reactivity, medium viscosity, and good thickening stability. Its products have good heat resistance and excellent comprehensive mechanical properties. Used for producing SMC/BMC products such as electrical, industrial equipment, and automotive components.


          2.Technical specifications of liquid resin (25 ℃)

          ItemTest methodPerformance indexResult
          ApperanceGB/T 8237 2005Yellow transparent liquidYellow transparent liquid
          Acid value (mgKOH/g)GB/T 2895 200815.0-20.015.7
          Viscosity (CP · S)GB/T 7193 20081200-18001500
          SPI-GT (min)GT/T 7193 20086.0-10.06.6
          SPI-CT (min)GT/T 7193 20087.5-12.58.2
          SPI-PET (℃)GB/T 7193 2008220.0-245.0229.5
          Solid content (%)GB/T 7193 200863.5-66.566.4
          Color numberGB/T 605≤14070
          ConclusionPASS


          3.Physical properties of the casting body (for reference only)

          ItemUnitMeasured valueTest method
          Tensile strengthMPa65GB/T 2568
          Tensile modulus of elasticityMpa3000GB/T 2568
          Elongation%2.5GB/T 2568
          Bending strengthMPa110GB/T 2570
          Flexural modulusMPa3300GB/T 2570
          Heat distortion temperature122GB/T 1634
          Barcol hardness---47GB/T 3854

          Note: 

          1) The production method of the casting body shall be in accordance with GB/T 8237, and the curing system shall be 0.6% Co Naph1% AKZOM-501%; 

          2) Post treatment of casting body: room temperature x24 hours 60Cx3 hours+110Cx2 hours.


          4、 Precautions

          During transportation, it should comply with the safety regulations for the transportation of hazardous chemicals in Chapter 5 of the State Council's Regulations on the Safety Management of Hazardous Chemicals. The product should be stored in a cool place below 25C, avoiding ignition, isolating heat sources, and sealed to prevent moisture intrusion and monomer evaporation. The shelf life for storage below 25C is 3 months.


          Hotline

          0523-86925111

          Address: No.1 Yuxing Road, Yonganzhou Town, Gaogang District, Taizhou City

          E-mail:trtuhongyuan@tztrchem.cn

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          Copyright ? 2023 Taizhou Tianrun Synthetic Chemical Co., Ltd

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