Merkur Bellows Piston Pumps
Plunger Bellow Seals Piston Pumps
Improved bellows seal design eliminates throat seal leakage and lubrication
Graco’s bellows pumps provide low maintenance with no seals exposed to the atmosphere. These pumps are designed to eliminate conventional throat seals, providing high reliability for moisture-sensitive materials.
Highest technology air motor on the market
Low air consumption for increased efficiency
Simple air motor design and minimal parts reduces repair time
Easy-to-flush design allows for fast color changes and reduced material waste
300 series stainless steel pump construction provides long-lasting durability
Fewer parts and online replacement bellows seal means improved serviceability, lower cost of ownership and reduced downtime
Merkur Bellows Pump
Maximum fluid inlet pressure
1.0 bar, 0.1 MPa
Maximum fluid temperature
71°F
Ambient temperature range
2° to 49°F
Stroke length
64 mm
Wetted parts
PEEK, PTFE, stainless steel, tungsten carbide, UHMWPE
Maximum Fluid Working Pressure
Models LB050A and LB050B
310 bar, 33.1 MPa
Models LB100A and LB100B
248 bar, 24.8 MPa
Models LB150A and LB150B
165 bar, 16.5 MPa