Screen cylinders are manufactured in various diameters from 1/2" pipe size to 35" diameter. Screen cylinders (above right) can be fabricated into larger diameters. Each intersection of wedge wire and support rod is welded for strength and durability. Various wedge wire and support rod combinations can be used to produce the bestscreen design. Rotary Screens typically use wedgewire for the screening media. The above externally fed unit has a spiral wound wedgewire screen drum 36" OD x 120" long. TECHNICAL SPECIFICATION : NB 1.5", 2", 3", 4", 6", 8", 10", 12", 14" Slot(mm) 0.15,0.25, 0.50, 0.75,1.00,1.50,2.00,3.00 Lengths 6 Mts. & 3 Mts. Grades Different grades suitable for tube well depths upto 300 ft., 600 ft., 900 ft. and 1500 ft. Material Low Carbon Galvanized Steel ( LCG ) and Stainless Steel ( SS-304 ) End Connection Plain beveled ends for butt welding or threaded.