National Turbine has been at the forefront in the manufacture of blowers tailored to the rapidly expanding anaerobic digester/bio-gas market. This application requires a combination of spark resistance and corrosion resistance for safety and long blower life. Our Centurion series of cast iron multi stage units are available with a wide range of options to meet the demands of this service - phenolic coated internals, phenolic coated or hard coat anodized aluminum impellers, stainless impellers and standard gas tight construction are just a few of the options available.
- Phenolic coated or electroless nickel plated cast iron
- Purged packing gland seals
- Phenolic coated aluminum impellers
- Hard coat anodized aluminum impellers
- Galvanized steel bases
- Stainless steel shafts
- Fabricated stainless steel impellers
- Carbon ring or mechanical seals
For lower flow applications, our Millennium series fabricated units offer flexible construction and material options tailored to meet your specific requirements:
- Aluminum or stainless steel casings
- Cast aluminum or fabricated stainless Steel impellers
- Carbon steel or stainless steel shafts
- Packing gland seal on drive end standard
- Gas-tight bearings
- Flexible inlet and outlet positions