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Tag Archives: air


Suspension Systems for Rolling Stocks

The track irregularities and their interaction with wheel generate vibration of varying amplitude and frequency. These vibrations may cause damage to different parts of the vehicle if not contained and … Continue reading

Jet Grouting

Jet Grouting is a versatile erosion based system used to create in situ engineered geometries of soil-cement generally with limited required access.  Jet Grouting creates in-situ columns of grouted soil … Continue reading

Switch Heaters – Hot Air Blower

Gas, All-Electric or Oil fueled high pressure heating unit forces hot air throughout the switch area via ducts and nozzles. Complete systems designed and proven for rugged service in severe weather. Keeps switches open and … Continue reading

Braking Systems

Braking Mechanisms When a braking force is applied to stop the cars, the force must be transmitted to something other than the cars, for example, to the rails. The braking … Continue reading

Scroll Compressor

A scroll compressor (also called spiral compressor, scroll pump and scroll vacuum pump) is a device for compressing air or refrigerant. In rolling stocks, scroll compressor is used for HVAC … Continue reading