Protal 7125 Repair Cartridge: Fast Cure, Low Temperature Pipeline Repair Coating by Denso

Two-component tubes for application of Protal 7125, fast-cure, low-temperature epoxy pipeline repair coating.
  • Description

    Denso Protal 7125 Repair Cartridge are specially formulated for patching and repairing damaged FBE and other liquid coated pipelines. The repair cartridges are packaged in 2-component tubes (825 ml) and are applied with a dispensing gun (sold separately).

    Uses

    Repair coating for damaged FBE and other liquid coated pipelines. Also used as coating of Cadweld areas

    Features

    • Cold temperature application down to -4°F (-20°C)
    • Will not freeze
    • Fast cure, fast initial set
    • Will cure when submersed in water
    • High build (in one coat)
    • Excellent adhesion (compliments FBE coated pipe)
    • Does not shield cathodic protection 

    Application

    Repair areas shall be roughened using Carborundum cloth or 80 grit sandpaper and wiped clean with an isopropyl alcohol soaked cloth prior to patching. Material can be applied by injecting material into a small container and mixing until a uniform color is achieved. Material can then be brush applied to specified mil thickness (minimum 20 mils). Cure times are dependent on temperature and will be extended at cooler temperatures.


  • Technical Data

    PropertiesData

    Solids Content / Percent Reactive

    100%

    Mixed Material (Mixed) @ 77°F (25°C)
         Specific Gravity
         Viscosity
         Color

     
    1.53
    Thixotropic Liquid
    Gray

    Mixing Ratio by Volume

    10 Parts Base:1 Part Hardener

    Handling Times
         Ambient & Substrate Temp. @ 110°F (43°C)
         Ambient & Substrate Temp. @ 90°F (35°C)
         Ambient & Substrate Temp. @ 70°F (25°C)
         Ambient & Substrate Temp. @ 50°F (10°C)
         Ambient & Substrate Temp. @ 32°F (0°C)
         Ambient & Substrate Temp. @ 14°F (-10°C)


    3 - 5 Minutes
    10 - 15 Minutes
    20 - 30 Minutes
    1 Hour
    2 Hour
    4 Hours

    Recommended Thickness

    25 - 30 mils

    Cathodic Disbondment
         28 Days @ 68°F (20°C)


    7.1 mm

    Adhesion to Steel

    2400 psi

    Adhesion to FBE

    1100 psi

    Hardness (ASTM 2240) Shore D

    85 min.

    Gouge Resistance

    3 Passes = 0 Fail @ 50 kg

    Application Temperature

    -4°F to 150°F (-20°C to 65°C)

    Service Temperature

    -40°F to 150°F (-40°C to 65°C)

    Holiday Detection (Maximum)

    100 Volts/mil

     

  • Handling & Storage

    PropertiesData

    Storage

    12 months when stored in original containers between 40°F and 80°F (4°C and 27°C). Product will not freeze.

    Cleaning

    Clean equipment with solvent cleaner (Xylene 95%, Butanol 5%) or approved solvent.

    Health & Safety

    Apply under well ventilated conditions. Wear suitable protective clothing and glasses. See material safety data sheets.

    Packaging

    825 ml dual cartridges. Dispensing guns sold separately.