For wide-area cooling of parts, webs, and conveyors, Exair Corp., Cincinnati, recently came out with a 54-in. Super Air Knife, its widest yet. The energy-efficient design uses a venturi to entrain 40 parts of room air to one part of compressed air. At 80 psig, sound level is only 77 dbA. The device has a compact profile (1.5 × 1. 44 in.) and no moving parts. Price starts at $855. (800) 903-9247 • www.exair.com
11510 Goldcoast Drive Cincinnati, OH 45249-1621
Phone (513) 530-5900 Fax (513) 530-5930
Editor PickHEATING/COOLING: Improved Electronic Flowmeter for Cooling Water
New flow sensors are less vulnerable to dirty cooling water.