JT-9902# High-Quality Acid and Alkali Resistant Enamel Frit
Cobalt blue, suitable for reactors and accessories.
* Only powder form can be delivered to overseas regions
| Name | Unit | Method | Indicators | Test Data |
| Resistant to 20% boiling hydrochloric acid 168h corrosion | g/m².d | GB/T7989 | ≤0.55 | 0.4-0.45 |
| Resistant to 0.1mol/L 80℃ sodium hydroxide 24h corrosion | g/m².d | GB/T7991.1 | ≤2.75 | 1.8-2.3 |
| Resistance to rapid temperature change | ℃ | GB/T7991.3 | ≥200 | 200-210 |
| Mechanical impact resistance | J | GB/T7991.4 | ≥220x10⁻³ | 240-280 |
| Color | Cobalt Blue | |||
| Applicable products | Reaction kettle, stirring accessories | |||