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          Guilin Coninst -- With the longest history in the field of electrical contact materials in China         
          Guilin Coninst -- The leader of the electrical contact technology of China  
                 
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          Melamine modified polyester MU-100

          Characteristics
               Melamine modified polyester moulding compound has a high proof tracking index and possesses very high wear resistance and high resistance against electrical arc, superior electrical performance, excellent long-term dimensional stability even at elevated temperature and good flame resistance to UL94 V-0.  It has over 12 months of storage time at room temperature.  The compounds can be supplied in various colors.  MU-100 moulding compounds have obtained UL certificate No. E208587.
          Applications
                Mainly used to switch housings and insulating parts for the moving parts of AC contactors and low voltage devices, etc. 

           

           

          Properties

          Properties

          Melamine modified polyester MU-100

          Density

          1.75~1.85 g/cm3

          Water absorption   (1d / 23℃)

          ≤ 30 mg

          Moulding shrinkage

          0.9~1.3 %

          Charpy impact strength

          ≥ 7.5 kJ/m2

          Charpy notched impact strength

          ≥ 2.5 kJ/m2

          Flexural strength

          ≥ 75.0 MPa

          Surface resistivity

          ≥ 1.0 × 1013 Ω

          Volume resistivity

          ≥ 1.0 × 1010 Ω·m

          Electric strength

          ≥ 13.0 MV/m

          Comparison tracking index

          ≥ 600 V

          Arc resistance

          ≥ 180 s

          Thermal deflection temperature with load

          ≥ 160 ℃

          Flammability (sample thickness 1.6 mm)

          FV-0 (UL94)

          Color

          Various colors can be supplied according to the requirement of customers.

          Product form

          dry granular pellets



          Processing Conditions for Reference

          Compounds for Injection

          Mould temperature ()

          Material container temperature ()

          Injection pressure
          (MPa)

          Curing time
          (s/mm)

          Moving mould

          Fixed mould

          Nozzle zone

          Feed zone

          Melamine modified polyester (MU-100)

          160~170

          160~170

          80~90

          50~70

          60~100

          25~40





           

             
           
           
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