Raico Engineers-----Blowers

High Pressure Blowers
High Vacuum Blowers

Technical Information - Comparison chart for variouse designs of Blowers

Speciations	Centrifugal Blowers	Regenerative Blow Ring Blower	Twin Lobe Blower Roots Blower
Pressure Range	Maximum 0.2 PSIG For Single Stage (60 MBAR)	Maximum 15 PSIG (1040 MBAR)	Maximum 15 PSIG (1000 MBAR)
Flow Range	For Single Stage (4300 NMVHR)	Maximum 1205SCFM (2050 N3/HR)	Maximum 2500 CFM (4300 NB)
Noise Levels	Quite	Very Quite	Noisy
Physical Size Comparisons	Bigger	Smaller	Medium
Output Air Quality	Clean	Cleaner	With Oil Mist
Drive	Normally V-Belt Drive	Direct	Normally V-Belt Driven
Blower Speed	Normally Higher	Comparative Lower	Lower
Pulsation Of Pressure	No Pulsation	No Pulsation	Pulsation In Output
Heat Generation	No Heat Generation	Low Heat Generation	High Heat Generation
Bearing Lubrication	Required	Not Required (Normally Sealed Bearing Are Use)	Required
Regular Wear	High	Normal	Higher
Suction Filters	Large Size	Medium Size	Medium Size
Breakdowns	Lesser	Lesser	Frequent
Controls	Simple	Simple	Sometimes Elaborate
Cost	Economical	Economical	Highest

Raico Engineers : http://www.raicoengineers.com
Blowers : http://www.blowersandblowersindia.com
Air Knife System : http://www.airknifeindia.com