PPG ZIRCOBOND® Pretreatment
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Description
Based on zirconium chemistry and a proprietary blend of additives, Zircobond pretreatment products cut sludge by-product from the pretreatment process by at least 80 percent compared to zinc-phosphate-based products. As an added benefit, Zircobond can be used in existing pretreatment lines.
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Chemistry
Thin Film Pretreatment
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Benefits
• Process versatility
• Ecoat compatibility
• Low temperature operation (60 - 115°F / 16 - 46°C)
• No post rinse sealer required -
Suggested End Uses
• Agriculture Equipment
• Construction Equipment
• Home laundry
• Recreational Vehicles
• Automotive parts
Technical Properties
| Property | Composition | Appearance | Recommended Concentrations | Recommended Temperature | pH (working solutions) | pH (concentrate) |
|---|---|---|---|---|---|---|
| Results: ZB4200SM | Liquid | Clear light blue | 2 - 3% by volume | 60 - 115°F (16 - 46°C) | 4.4 - 5.2 | 1.4 - 1.9 |
| Results: ZB4200SR | Liquid | Clear light blue | Replenisher only | 75 – 95°F (24 – 35°C) | 4.6 - 4.8 | NA |
Operating Ranges
| Property | Results |
|---|---|
| Application | Spray or Immersion |
| Operating Concentration | 87 fluid ounces / 1000 gallons (2.6 L / 3780 L) |
| Operating pH | 6.0 – 10.0 |
| Contact Time | 60 seconds minimum |
| Zinc Concentration | 200 – 400 ppm |
| Target Zinc Concentration | 250 – 300 ppm |