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H52 Anti-corrosion Coating for Rusted
Steel
Description:
It is two-component anti-corrosion coating for rusted steel
prepared by macromolecule polymer epoxy resin as filming material
and adding converting agent, anti-rust pigment, filling material
and special curing agent. It has two types: base coat and
surface coat, widely used in steel fabrications in petrochemical,
chemical, ships, bridge industry, anti-corrosion and decorative
coating of tanks, pipeline fittings, etc.
Specifications:
I. Coating
| for rusted steel |
for surface |
| Appearance |
|
|
colorful and smooth coating film |
| Viscosity |
(s) |
70-120 |
70-90 |
| Fineness |
(um) |
50-70 |
50-65 |
| Covering power |
(g/m2) |
80-100 |
80-100 |
| Solid |
(%) |
30-40 |
25-30 |
| Drying time |
(h)surface
total surface |
0.5
24 |
0.5
24 |
| for rusted steel |
for surface |
| H2SO4 |
(5-40%) |
resistant |
resistant |
| HCL |
(5-25%) |
resistant |
resistant |
| HNO3 |
(5-20%) |
resistant |
resistant |
| H3PO4 |
(5-40%) |
resistant |
resistant |
| NaOH |
(5-40%) |
resistant |
resistant |
| Amino liquor |
|
resistant |
resistant |
| Kerosene |
|
resistant |
resistant |
| machine oil |
|
resistant |
resistant |
Coating film:
| |
|
for rusted
steel |
for surface |
| Adhesion |
(grade) |
1 |
1 |
| Hardness |
- |
0.3-0.4 |
0.3 |
| Flexibility |
(mm) |
1 |
1 |
| Resistance
to shock |
(cm) |
50 |
50 |
| Freeze resistance |
(-40 ) |
no
change |
no
change |
| Heat resistance |
(110) |
no change |
no change |
| Salt fog resistance |
(1000h) |
rusty spot |
no change |
| Wet heat resistance |
(1000h) |
rusty spot |
no change |
| Brine resistance |
(3%NaCl
1000h) |
rusty spot |
no change |
| Nitro resistance |
(1000h) |
rusty
spot |
no
change |
| Performance |
|
rusty spot |
no change |
Packing and storing information:
1. stored in cold, dry and ventilated places, avoid strong
light and rain.
2. containing organic solvent, shipped as inflammable goods.
3. packed in plastic drum, 25kg and 10kg.
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