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1058 EPOXY WATER WORKS COATING (JWWA K-135)

EPOXY WATER WORKS COATING CERTIFICATED ACCORDING TO JWWA K-135


TYPE

A two-pack, high-build tank lining paint based on special epoxy resin and hardener with water resistant pigment

USES

Used for water tanks, fresh water tanks, farm tanks, steel pipes and cement pipes, and also suitable for ship cargo hold, crude oil tanks, ballast tanks and fresh water tanks etc.

CHARACTERISTICS

1. High build (125µ film can be obtained by one coat spray).

2. Tough, hard and high abrasion resistance.

3. Excellent resistance to water, oils and mild chemicals.

4.Meet JWWA K135 in 2007 version.

FINISH

Gloss

COLOR

Grey

FLASH POINT

Above 25°C(mixture)

MASS DENSITY

Above 1.35 Kg/L(mixture)

VISCOSITY

90-100 KU (mixture, 25°C )

DRYING TIME

Set-to-touch1hr.Dry hard 4 hrs. Fully Dry 7days (25°C , RH=75%)

OVERCOATING INTERVALS

Min. 8 hrs.Max. 5 days (25°C ) or 3 days (30°C )

OPTIMUM FILM THICKNESS

Wet 230 microns Dry 125 microns

THEORETICAL COVERAGE

16.2 rn/Gal 4.3 m2/L 3.3 m2/Kg

MIXING RATIO

Base : hardener = 90 : 10 (by wt.)

NON-VOLATILE CONTENT

Above 70% (mixture)

HEAT RESISTANCE

Continuous 93°C

THINNER

No.1005 Epoxy Thinner (SP-12)

THINNING RATE

0-15% (cleaning tools excluded)

STORAGE SHELF LIFE

Minimum 1 year under normal storage conditions. Airless Spray, Brush, Roller

APPLICATION METHOD SURFACE PREPRATION
Steel: sand blasting to SIS Sa 2 1/2 and above

Concrete: sand sweeping or with suitable roughness

PAINTING SYSTEM


Primer Middle Topcoat

Steel No.1009 ( 50 µ, ) No.1058 ( 100 µ, ) No.1058 ( 100 µ, ) Total 250 µ,

Concrete No.1073( 25 µ, )No.1058( 125 µ, ) No.1058( 125 µ, ) Total 275 µ,

NOTES

  1. Mix base and hardener according to the mixing ratio and stir thoroughly.
  2. Avoid applying the paint in rainy weather or humidity above 85% RH, particularly a wet surface must be thoroughly dried.
  3. When used inside tanks, sufficient ventilation must be provided.
  4. When applied in farm tanks, the conditions of applying must be obeyed, and the self test is necessary for farm tanks before use.