Name: Vanadium Drier 6%
Brand: Coatingsink
SKU: vanadium-drier-6pct
Availability: InStock

Question 1

How does Vanadium Drier 6% differ from cobalt drier in alkyd systems?

Accepted Answer

Vanadium acts primarily as a through-drier that promotes oxidative crosslinking in the lower film layers, similar to cobalt but with less tendency to cause surface skinning. It is used as a partial or full cobalt replacement at 0.02–0.08% V on binder solids.

Question 2

What auxiliary driers should be combined with Vanadium Drier 6% for optimal cure?

Accepted Answer

Vanadium performs best with calcium (0.05–0.15% Ca) as co-drier and zirconium as hardener. This three-component cobalt-free system delivers balanced surface dry, through-cure, and film hardness development.

Question 3

Does Vanadium Drier 6% affect the color of white or light-colored alkyd coatings?

Accepted Answer

Vanadium can impart a slight greenish tint at higher loadings, which may be visible in white or pale formulations. Use at the minimum effective dosage. For color-critical white systems, calcium-zirconium or bismuth-based drier combinations are preferred.

Appearance	Dark green to black liquid
Flash Point	> 60°C
Density (25°C)	0.94–0.98 g/ml
Vanadium Content	6% V
Viscosity (25°C)	< 100 mPa·s

Vanadium Drier 6%

Specifications

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