- Complete immersion of product.
- Multiple chemical tanks.
- Suitable for complex geometries.
- Excellent internal surface coverage.
- Can include air agitation or chemical filtration circulation.
| Criteria | Batch Spray Booth | In-Line Spray Tunnel | Dip Tank |
| Initial Cost | Low | Medium-High | High |
| Throughput | Low | Very High | Medium |
| Labor Requirement | High | Low | Medium |
| Floor Space | Small | Long Layout | Large |
| Chemical Consumption | Low | Medium | High |
| Water Consumption | Low | Medium | High |
| Automation Level | Low | High | Medium-High |
| Coverage of Complex Parts | Fair | Good | Excellent |
| Internal Cavities Coverage | Poor | Poor-Fair | Excellent |
| Quality Consistency | Medium | Excellent | Excellent |
| Maintenance | Simple | Moderate | Moderate |
Selection Recommendation
Choose Batch Direct Spray When:
- Production volume is low.
- Product sizes vary significantly.
- Budget is limited.
- Custom fabrication work dominates.
Choose In-Line Direct Spray When:
- Production volume is high.
- Products are relatively uniform.
- A conveyorized powder coating line is planned.
- Consistent quality and lower labor costs are priorities.
Choose Dip Tank When:
- Parts have hollow sections, tubes, or deep recesses.
- Maximum corrosion resistance is required.
- Products are heavy fabrications or structural components.
- Internal surface treatment is critical.
Additional Features we provided for your pre-treatment system:
- Auto/Manual Chemical dosing systems and Chemical supply
- Ventilation and ducting system
- Scrubber setup
- Waste Water Treatment
- Heating System & Chimney
Capacity
- Size: custom made to your needs. No limitation!
- We can integrated new pre-treatment
- We can also upgrade your current
- Best chemical contact.
- Excellent cleaning effectiveness.
- Superior treatment of complex parts.
- Reaches blind holes, internal cavities, and tubular sections.
- High coating adhesion quality.
- Suitable for heavy fabrication products.
- Largest floor space requirement.
- Highest chemical inventory.
- Higher wastewater generation.
- More sludge management.
- Higher heating energy requirements.
