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Fast Hardener HF31(equivalent to Vestagon B-31)
HF31 is a curing agent applying for pure epoxy resin and epoxy/polyester hybrid powder coating. Curing
condition: 10-15 minutes at 140℃ or 3-5 minutes at 200℃.
Specification
Appearance: light yellow crystal powder.
Purity: ≥99%.
Melting range: 95-101C.
Application
It is an accelerating agent to cure epoxy resin powder or epoxy/polyester hybrid powder coating.
Recommend Formula
| Recommending Formula | ITEM | I | II |
| Epoxy(663U or E-12) | 56 | 50 | |
| Polyester(high acidity) | / | 50 | |
| HF31 | 3.5 | 0.05-0.3 | |
| Levelling agent TP88 | 0.1 | 0.1 | |
| Titanium white or other filler | 40 | 40 | |
| Recommending curing condition | ITEM /I: | 140C | 15-20Min |
| 160C | 8-10Min | ||
| 200C | 3-5Min | ||
| 250C | 45Sec | ||
| ITEM /II: | 160C | 15-20Min | |
| 170C | 10-15Min | ||
| 180C | 5-10Min |
Anticorrosion Pigments,
Inkjet Receptive Coating,
Matting Agent
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Main Product:
Paint Matting Agent,
Silica Matting Agent ,
Inkjet Receptive Coating,
Nano Alumina,
Teflon Heater,
Anticorrosion Pigments
