ASKOCOAT™ 520 by ASK Chemicals is a modified isocyanate grade. Possesses good mechanical properties, high efficiency and heat resistance. Catalyst 704 can be added to provide fast and efficient process. The typical curing time for one layer is only 2 minutes to be tack free. The release time can be adjusted from 2 to 24 months. Designed for 2K PU controlled release fertilizer coatings. ASKOCOAT™ 520 has a minimum shelf life of 6 months.
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ASKOCOAT™ 520 properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Isocyanate Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |