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Epo-Chem
TM
RA
500P
Wet
Blast Primer |
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PRODUCT CHARACTERISTICS
Primer system suitable for
applications where UHP water jetting or UHP hydroblasting is the
method of surface preparation.
Excellent moisture-tolerant
characteristics, suitable for application to dry or green concrete,
steel, glass, etc.
PRODUCT DESCRIPTION
Two pack epoxy resin and hardener.
PRODUCT INFORMATION
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Volume solids: |
100% |
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Mix ratio: |
Mix part A (resin RA 500P) and part B
(hardener HF 500)
in proportionate weights as supplied. |
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Cure: |
Catalyst induced cross-linking
polymerisation. |
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Typical thickness range: |
25 - 100 microns per
coat. |
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Theoretical coverage: |
16.3m²/kg @ 50 microns.
(Allow for losses due to surface irregularities, etc). |
SURFACE PREPARATION
This material is
surface-tolerant and can be applied to poorly prepared surfaces and under
adverse
conditions.
Blast Cleaning
STEEL SUBSTRATE
Wet blasting to be carried out
in accordance with current standard practices adopted by the industry.
Dry grit blast to SA2½ (in
accordance with ISO8501-1).
APPLICATION DATA
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Method: |
Conventional/airless spray, brush or
roller. |
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Thinner: |
No thinning agents to be added. |
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Cleaner: |
S11 |
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Recoating interval: |
Minimum:
4 - 6 hrs (touch dry). Faster cure is available.
Maximum: Unlimited. |
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Pot life: |
30 - 50 minutes depending on
temperature. |
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Curing time: |
24 - 72 hrs (depending on temperature and other
environmental conditions). |
APPLICATION
| Constituents: |
Two pack epoxy
system consisting of base resin and hardener. |
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Conventional/airless spray: |
Pump
(minimum 33:1 ratio).
Tip size 15
- 21 thou. |
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Brush/roller: |
For
inaccessible or awkward areas, or when spray
application
is not required or feasible. |
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