Xiamen WangQin Chemical Technology Co., Ltd.
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Product Introduction
Typical parameters
| Item | Typical value | Test method |
| Appearance | Milky white liquid | Visual inspection |
| Non-volatile matter (%) | 44±2 | GB/T1725-2007 |
| Viscosity (mPa·S) | 450~4500 | GB/T 21059-2007 |
| Hydroxyl content (reference value) (%) | 2.8 | Based on solid content |
Test report
| 140℃/20min | White Paint | Red Paint |
| Appearance | Good leveling and high vividness | high vividness, excellent leveling, excellent color rendering |
| Film thickness | 37-43 | 19-24 |
| Gloss (tinplate) | 85.3/92.4 | 85.6/92.9 |
| Adhesion | 1 | 0-1 |
| Hardness | F/H scratch-free | F scratch-free |
| impact resistance(front) 40cm | pass | pass |
| impact resistance(back) 30cm | pass | slight chipping at the top |
| Flexibility(1mm) | pass | pass |
| MEK wiping resistance | 30 times, without losing luster, without becoming soft, and with no noticeable changes | 30 times, without losing luster and slightly softening. |
Recoatability test
| 140℃/20min | ||
| Recoating times | White | Red |
| 1 | 0-1(1) | 0-1(0) |
| 2 | 0 | 0-1(1) |
| 3 | 0 | 0 |
| 160℃/20min | ||
| Recoating times | White | Red |
| 1 | 1 | 1 |
| 2 | 0-1(1) | 1 |
| 3 | 0 | 0 |
Product packaging and storage