Auto Paint: GPI-690 epoxy primer
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Quality/Safety Certification: 0.00
1.Fine adhesion between coats and iron
2.Strong chemical resistance.
| Characteristic:Pure two pack epoxy primer, fine adhesion between coats and iron, strong chemical resistance | ||||||||
| Substrates | steel,zinic-plate,aluminum material | |||||||
| Substrates treatment | clean the polished substrates with GPI-287 degreaser | |||||||
| Mixing ratio | Temprature | Name | GPI-690 epoxy primer | GPI-690 epoxy primer solid color | GPI-2K thinner secies | |||
| According to the Hardener and Thinner to choose temperature | weight ratio | 100 parts | 25 parts | ≤100parts | ||||
| volume ratio | 4 parts | 1part | <3parts | |||||
| Pot life | 50 minutes at 25°C | |||||||
| Spray viscosity | 20-22 seconds at 20°C | |||||||
| No. of coats | 2 or 3 coats | |||||||
| Drying time | 3-5 minutes | |||||||
| Tthick of coats | 30-35 micron | |||||||
| Spray pressure | gravity feed 1.5/3-4.5kg siphon feed 1.8/3.5-5kg | |||||||
| Drying time | Temprature | Free time | Dry to handle | Thorough dry | ||||
| 25°C | 30 minutes | 5 hours | 8 hours | |||||
| 60°C | 15 minutes | 50 minutes | 2 hours | |||||
| Sandability and Polishability | wet-milling:P800-P1000 dry-miling:P360-P400 | |||||||
| Shelf life | GPI-690 epoxy primer:2 years in priginal sealed .GPI-691 epoxy primer solid color:1 year in original sealed | |||||||
| Packgaging | GPI-690 epoxy primer:4L .GPI-691 epoxy primer solid color:1L | |||||||
| Above products are designed for special using, please reference to the label and detailed security parameter , the product users should comply with the health and safe treatment regulations | ||||||||
| The above technical data is correct, but we don't provides guarantee, because the final result will be effected by the environment and the use of methods. | ||||||||
