For more than 35 years, DACROMET®️ 500 Coated Fasteners like bolt nuts washers & stud bolts are used worldwide for high performance corrosion protection with chrome.
| Grade | Coating Weight | Salt Spray Test (ISO 9227) | Cyclic Test |
|---|---|---|---|
| DACROMET® 320 / 500 Grade A | 24 g/m2 | 240 hours without white rust 600 hours without red rust | |
| DACROMET® 320 / 500 Grade B | 36 g/m2 | 240 hours without white rust 1000 hours without red rust | |
| DACROMET® 320 / 500 High thickness | 80 g/m2 | 15 Kesternich cycles | |
| Results may vary depending on substrate, geometry of parts and type of application processes | |||