| Color Sample | Color fastness 1:1 standard depth | ||||||
|---|---|---|---|---|---|---|---|
| Staining depth (o.w.f) | % | Sun exposure | Soap washing at 95℃ | Sweat stains | Friction | Ironing | Chlorine bleaching |
| % | CHCO | CHCO | Dry and wet | ||||
| 6-7 | 4-5，4 | 3-4，4-5 | 3-4，2 | 4-5 | 4-5 | ||
C.I. Vat Black 9 is not a dye for ordinary black products, but a strategic material specifically designed to meet uncompromising requirements for black color durability and stability in extreme scenarios such as "automotive interior exposure," "harsh military equipment environments," and "years of outdoor weathering." Choosing it means choosing the highest fastness standards and corresponding process costs.
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