The Surface Engineering Leader
Nantong Rongheng’s 30-year technical evolution includes specialized surface treatments. Our ceramic-coated blowers are the professional choice for handling the "sincere" challenges of abrasive and acidic air streams.
| Coating Material | Cr2O3 / WC-Co / Al2O3 |
| Hardness | > 1200 HV (Vickers) |
| Coating Thickness | 0.2mm - 0.5mm |
| Adhesion | High-Bond Thermal Spray |
Hard-Duty Applications
- Fly ash pneumatic conveying
- Sulphuric acid mist extraction
- Sand/Silica dust transport
- Fertilizer plant chemical air
Base & Coating Selection
We select the base rotor material (Ductile Iron or Stainless) and the specific ceramic coating based on your air stream's pH level and particle hardness.

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