Metro Refrigeration Industries offers Refrigeration Compressors. Metro refrigeration compressor are manufactured in 7 types of single stage and 9 types of two stage (compound) version from 1 two 12 cylinders having capacity upto 590 T.R. Suitable for industrial applications, Metro Compressors have compact design, built in suction and discharge manifold with large size suction filter for protection of vital parts. All welded steel construction of crankcase unit with provision of unloaded starting system and the safeguard against incidental liquid hammer. The crank case is fully leak & impact proof, the smooth internal surfaces of the crank case provides better condition for lubricants. Every parts is precision made and interchangeable. These compressors are suitable for V-belt and Direct drive system.
Piston / Cylinder Liner: Pistons are made from special aluminum alloy. Gudgeon pins are case hardened steel and grounded. Cylinder liners are made from special close grain alloy casting, precision boring, horning and pressed into cylinders blocks. These liners can be easily replaced. Hydraulically operated valve lifting mechanism on each cylinder ensures absolute capacity control and fully unloading start.
Connecting Rod: The connecting rod is die forged. It has steel backed White Metal shells on its big end bronze bearings, While the smaller end has a wear resistant metal.
Crankshaft & Bearings: Has exceptionally good running metal properties and wear resistance. All bearing surfaces are grounded and dynamically balanced. The main Bearings are white metal lined steel shells, the intermediate bearings are provided with split type for 4,6,9 & 12 cylinder compressor.
Shaft Seal Assembly: The rotary face type, sliding surfaces are grounded to an extreme finish and lapped. Frictional heat is removed by the full flow of lubricating oil that is directly fed from oil pump with provision of water cooled system too.
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