Recommendations
Noelson™ SFPP-800M, Compound Ferro-titanium powder (ace shield pigmentL-B/L-C), MF-656R and iron oxide pigments.
Formulations
2K inorganic zinc silicate primer:
| Part A | ||
| Hydrolysates of ethyl silicate | 25 | |
| Diatomaceous earth | 1.9 | |
| Anti-settling agents | 3.1 | CLAYTONE HY/HT By Noelson™ |
| Part B | ||
| Zinc dust | 52.5-20 | Switching dosage depend on cost requirements |
| Ferro-phosphorous Powder | 17.5-50 | Noelson™ SFPP-800M. Complete or partial replacement of Compound Ferro-titanium powder (ace shield pigment L-B/L-C) |
Inorganic zinc silicate primer:
| Components | ||
| Hydrolysates of ethyl silicate | 28.8 | |
| Drying agent | 0.6 | |
| Sericite mica | 2.6 | |
| Bentone | 1.66 | CLAYTONE HY/HT By Noelson™ |
| Suspension agent | 0.9 | |
| Ethyl alcohol | 3.44 | |
| Zinc dust | 46.6 | |
| Ferro-phosphorous Powder | 15.4 | Noelson™ SFPP-800M. Complete or partial replacement of Compound Ferro-titanium powder (ace shield pigment L-B/L-C) |
Salt spray comparison test of 2K inorganic zinc silicate primer:
| Components |
Formulation A |
Formulation B |
Formulation C |
| Hydrolysates of ethyl| silicate |
25 |
25 |
25 |
| Diatomaceous earth |
1.9 |
1.9 |
1.9 |
| Anti-settling agents |
3.1 |
3.1 |
3.1 |
| Zinc dust |
52.5 |
20 |
20 |
| Ferro-phosphorous powder |
17.5 |
50 |
|
| Compound ferro-titanium powder L-B |
|
|
50 |
400hrs salt spray testing (GB/T 1771-1991):
A: Zinc/SFPP=52.7:17.5 B: Zinc/SFPP=20:50 C: Zinc/L-B=20:50