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Powder coating for underground electrical conduits

  • Commodity name： Powder coating for underground electrical conduits

Product Category

Thermoplastic powder coating

Email:

tedluo@163.com

Tel:

86-13801790539

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  • Product Description
  • Product Features
    1. Excellent adhesion to the substrate.
    2. Excellent corrosion resistance.
    3. Good leveling of the coating appearance.
    4. Excellent physical and mechanical properties.
    5. Excellent chemical resistance
    6. Excellent electrical properties
    Technical Parameters

    Serial Number

    Item

    Testing Standard

    Test Results

    1

    Appearance

    Should be smooth, free of pinholes, no pitting, no wrinkles, no cracks, and the color should be uniform. The tube ends should be free of burrs.

    Qualified

    2

    Density (g/cm³)

    0.910-0.960
    GB/T4472

    0.93

    3

    Melt flow rate (190℃, 2.16kg)/(g/10min)

    ≥0.15
    GB/T3682

    0.25

    4

    Carbon black content (%)

    ≥2.0
    GB/T13021

    Qualified

    5

    Moisture content (%)

    ≤0.1 HG/T2751-1996

    Qualified

    6

    Oxidation induction period (220℃)/min

    ≥30 GB/T23257

    Qualified

    7

    Heat aging resistance (100℃, 2400h) (%)

    ≤35 GB/T3682

    Qualified

    8

    Volume resistivity (Ω.m)

    ≥1×1013 GB/T1410

    2.6×1014

    9

    Dielectric strength (MV/m)

    ≥25 GB/T1408

    43.5

    10

    Chemical resistance to corrosion (7d)

    10% HCL (room temperature)

    No change in coating
    GB/T1763-1979

    Qualified

    10% NaCl (room temperature)

    10% NaOH (room temperature)

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Hubei Weiyang Polymer Material Co., Ltd.

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