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What is Aluma Coat Aluma Coat - TW (Trowellable) Aluma Coat - BR (Brushable) Typical Properties Coating Quality
Typical Properties

No.

PROPERTY

ALUMA COAT – TW
TROWELLABLE

ALUMA COAT – BR
BRUSHABLE

1.

Type

Two component Epoxy Resin based doped with 80-85% spherical Alumina Oxide Beads

Two component Epoxy Resin based doped with 80% fine sintered ceramic powders.

2.

Colour

White

Terracotta Brown and Grey.

3.

Appearance at 25°C/77°F

Granular highly viscous paste.

Smooth highly viscous paste.

4.

Average particle size.

0.4mm - 0.8mm

60 - 65 microns.

5.

Mixing Ratio
Part I             :      Part II
Epoxy Resin     :      Hardener


100 : 4gms
by weight


100 : 8gms
by weight

6.

Pot Life 25°C/77°F for 500 gms Mix.

30 - 45 minutes

30 - 45 minutes

7.

Initial setting time at 25°C/77°F

4 - 5 hrs.

4 - 5 hrs.

8.

Curing time at 25°C/77°F

24 hrs. for about 5 - 6 mm
Thick Coating.

24 hrs. for about 0.8 - 1 mm
Thick Coating.

9.

Application method

By Trowel.

Brush / Spray

10.

Thinning recommended by commercially available Acetone / Xylene.

Thinning with Acetone or Xylene not recommended.

As per consistency required.
(Approx 5-10% for brush application)
For spray application use as per consistency required

11.

Over coat time or time interval between two coats.

Over coat is not recommended.

After approx 6-8 Hrs. or when 1st coat has just become tack free.

12.

Recommended thickness.

About 5 - 6 mm.

About 0.8 - 1 mm Thick.

13.

Approximate coverage per Kg. mix.

0.1 m2/Kg. at about 5 mm thick coating.

0.7 m2/Kg. at about 0.8 - 1 mm Thick coating.

14.

Maximum service temperature

150°C / 302°F

150°C / 302°F

15.

*Mechanical strengths

 

 

A.

Compressive strength as per(ASTM-695 Standards)

840 Kg./cm2

840 Kg./cm2

B.

Flexural strength (ASTM-790)

700 Kg./cm2

700 Kg./cm2

C.

Adhesive strength.

90 - 95 mpa.

90 - 95 mpa.

D.

Shore 'D' Hardness (ASTM-D-2240)

85-90

85-90

16.

Salt / Cyclic corrosion Test. According to ASTM B-117-97 standards after 400 Hrs. of test at 35°C, PH value 7.2, Humidity 95% RH

No changes observed.

No changes observed.

 
         
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