Thermal Dryer (Coating)

for Metal Coating Lines

Thermal drying system for coated metal sheets featuring integrated HighEcon technology engineered for metal decorating production requirements.

Thermal Dryer for Metal Coating Lines

  • Up to 70% gas savings versus systems without air purification
  • Integrated HighEcon VOC air purification with thermal energy recovery
  • Airflow engineered to support sensitive BPA-NI coating processes 
  • Cooling zone with ambient temperature fan regulation
  • Real-time transparency of utility consumption data via touch panel 
  • JobData Management with automated setting suggestions for rapid setup

Thermal Drying for Coated Metal Sheets

In the metal packaging industry, thermal drying is a proven all-round solution for the challenging demands of internal, external, and protective coatings. Continuous developments, such as the AirFlow Pro principle, promote uniform airflow in the heating and curing zones, supporting the requirements of even sensitive BPA-NI coatings.

The heart of the system is the integrated air purification with the HighEcon system. It uses the solvent-laden exhaust air as a valuable energy source. As the solvent load increases, external gas consumption decreases accordingly, as thermal energy from solvent combustion is recirculated into the drying process.

Thermal Dryer Options

  • Hydrogen-capable heating technology
  • Hydrogen-ready burner systems: engineered for flexible operation, accommodating natural gas, H2 blends, or operation on up to 100 % hydrogen*
  • Flexible fuel adjustment: adjustable H2 blending ratios enable operational responsiveness to local fuel availability, pricing, and grid mixing limits
  • Emissions & taxation support: targeted to lower direct site-level combustion emissions (Scope 1) and associated carbon tax exposure when operated with hydrogen from certified renewable sources.*

 

* Tested with 100% H2 operation. Actual reductions in Scope 1 emissions and local carbon tax liabilities depend on customer-side gas supply infrastructure, local approvals, and the origin of the supplied hydrogen.

  • Waste heat recovery: recovery and transfer of thermal exhaust energy from dryers into reusable process heat 
  • Versatile energy use: repurposing of energy for building heating, process water, or district heating networks 
  • Facility-integrated energy management: heat recovery configured to lower facility energy demand and operational carbon output compared to operations without waste heat recovery

Even Temperature Distribution in The Come-Up Zone

  • Developed for BPA-NI and sensitive coatings requiring tight thermal distribution 
  • Increased number of specialised baffle plates for uniform air flow
  • Effective prevention  of localised overheating to curb hot spots and protect against yellowing 
  • Reduced turbulence and sheet movement for stable processing 
  • Double-walled construction built to limit contamination risk within the oven

Optimised airflow for thin metal sheets

  • Optimised internal airflow from the bottom in addition to AirFlow Pro 
  • Reduction of air turbulence helping to minimise sheet movement on the wickets 
  • Engineered to reduce enhanced process stability 
  • Targeted to curtail substrate spoilage and material scrap during inline operation

 

Thermal Dryer Sample Configurations

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