National Power Roll Forming Machine NR-4816

  • National Power Roll Forming Machine NR-4816 at Elite Metal Tools
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Manufacturer Part: EMT ID:

  • Lifetime warranty on breakage of all steel machines
  • Heavy duty gear box
  • 16 gauge capacity
  • 1 hp motor
Details below

National's 3" and 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.

Natioanl'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 durabilitdy and long life. The electric panel and gear box are housed in a ventilated stand for protection.

Precision roll 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.

Model NR-4816
Capacity (Tensile Strength 55,000 lbs @ rated capacity) 16 Gauge
Maximum Forming Length 48 1/4" / 1226mm
Diameter of Roll 3" / 76mm
Minimum Forming Radius 1 1/2" / 38mm
Wire Grooves (Optional) 3/8", 1/2", 5/8", 10mm, 13mm, 16mm
Roll Speed 18 rpm / 14.13 sfpm
Motor: 110-220 Single PH, 208-220-440 3PH 1 HP
Floor Space (LxWxH) 64" x 37" 44 1/2"
Shipping Weight 970 lbs


Shipping Method
LTL Freight
Country of Origin
United States of America
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National Power Roll Forming Machine NR-4816
  • National Power Roll Forming Machine NR-4816 at Elite Metal Tools
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