Pulverizer Services | Lewis Mechanical

Pulverizer Services

Lewis Mechanical is continuously developing new technologies to improve the reliability and overall performance, and to reduce operating and maintenance costs of its Lewis Mechanical Roll Wheel and E/EL pulverizers. These design innovations and improvements have proven effective in applications worldwide.

Lewis Mechanical Roll Wheel pulverizer improvement solutions:
• Roll Wheel assembly rebuild programs
• Roll Wheel gear drive remanufacturing
• High-spin stationary classifier
• Redesigned classifier cone discharge assembly
• DSVS® rotating classifier
• Low pressure drop rotating throat
• Wearesistor® asymmetric tires
• Wearesistor® asymmetric low-profile tires and grinding segments
• Smooth ID grinding segments
• Segmented yoke air seal carrier and replaceable labyrinth segments
• Auto-Spring™ wheel loading system
• Heavy duty coil springs
• Primary air chamber access door
• Cera-VAM® erosion protection
• Wear plate gap protective covers (awnings)

E/EL pulverizer solutions:
• E to EL conversions
• High spin stationary classifier
• Raw coal diverter chute
• Bolt-through housing units
• Two-fluted EL pulverizer housing unit
• LongLife™ 13-5/8 inch diameter grinding ball
• On-Track retrofit package
• High inlet air temperature operation modifications
• Main shaft air seal housing with replaceable seal rings
• Spring bolt assemblies
• Pneumatically-operated pyrites gates
• Grinding zone access door
• Cera-VAM® erosion protection
• DSVS® rotating classifier