Is brushable seam sealer a solvent for 90% Zinc Primer & Bondaprimer?
Should I be painting something else over the primers before seam sealer?
History...
- Perfect steel with a) acid-etch or b) clean-n-stripped bright
- a) 1 day cured Bondaprimer
- b) 1 week cured Bondaprimer
- c) 2 week cured 90% Zinc Plastakote
- Brushable seam sealer, bog standard tin, fresh, warmed to 15oC.
Findings...
- Brushable seam sealer seems to dissolve the red of the Bondaprimer
- Bondaprimer does not come off to expose bare metal, just dissolves a bit.
The brush stroke was "just 1 gentle stroke not going back over".
I found Finaseal PU sealant tube ripped 2 week cured 90% Zinc Plastakote straight off acid etched metal.
Is it seam sealers stick better than primers, basically? (!!).
Should I be painting something else over the primers before seam sealer?
History...
- Perfect steel with a) acid-etch or b) clean-n-stripped bright
- a) 1 day cured Bondaprimer
- b) 1 week cured Bondaprimer
- c) 2 week cured 90% Zinc Plastakote
- Brushable seam sealer, bog standard tin, fresh, warmed to 15oC.
Findings...
- Brushable seam sealer seems to dissolve the red of the Bondaprimer
- Bondaprimer does not come off to expose bare metal, just dissolves a bit.
The brush stroke was "just 1 gentle stroke not going back over".
I found Finaseal PU sealant tube ripped 2 week cured 90% Zinc Plastakote straight off acid etched metal.
Is it seam sealers stick better than primers, basically? (!!).