Wire groove, 3/8", 1/2" or 5/8" . . . . . . . . . . . . . . . . . . $ 680.00
National's 4" power rolls are designed for simple operation. Standard
with forward and reverse drum switch. Quick release upper roll. Positive
chain drive. Heavy duty gear box. Front guard for additional safety.
Heavy duty stand is standard. Electric foot switch attached to long cable.
National's rolls incorporate three precision turned, ground, and polished
high carbon steel rolls. Extra heavy duty end frames with quick release
handle on the right front for speedy production forming.
The drive train is powered with a heavy duty precision reduction gear box
to assure durability and long life. The electric panel and gear box are
housed in a ventilated stand for protection.
Precision rolls adjustment is achieved by turning the hand wheel on the
left end of the roll. Repeatability is maintained by the forming scale
above the hand wheel.
Overall rolling length 72-1/4" (1835mm)
Rolling capacity--mild steel 16 gauge (1.6mm)
Diameter of rolls 4" (102mm)
Minimum forming radius 2" (51mm)
Speed 18 rpm / 14.13 FPM
Motor 1 HP
Electrics single or three phase
Dimensions (L x W x H) 88" x 26" x 43"
Weight, approx. 1,740 lbs. (814 kgs)
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