PN-2 Zinc Plating Chemicals Water Soluble Sealant
PN-2 Water-soluble Sealant
An environmentally-friendly chromium-free sealant that forms a durable organic protective film with excellent hardness and gloss.
Properties
- Environmentally-friendly formula free from hexavalent chromium
- Forms a protective organic film with excellent hardness and gloss
- Easy to apply, suitable for sealing various zinc passivation layers
- Extends the service life of passivation layers
Process Flow
1. Zinc plating
2. Wash
3. Treat with diluted nitric acid
4. Wash
5. Passivate
6. Wash with recycled water
7. Seal with PN-2
8. Dry (60~80°C)