AK50 Full Automatic Rolling Motor

KRAIS Tube Expanders

Key Features

Pneumatic Rolling Motor has been specifically engineered to ensure uniform tube to tube sheet expansions, thereby preventing the under and over rolling of tubes. This pneumatic tool features an aluminum body, weighing in at only 10.5 lbs (4.76 Kgs) with an ergonomically correct push/pull Throttle. Automatically Stops Tube expansion at defined settings.

AK50 tube rolling motor with automatic reverse. The machine automatically:

  • start up when the expander is located in the tube;
  • reverse the revolution to the left once determine the set up torque;
  • stop when expender is withdrawn from the tube.

Motors

MOTOR FREE SPEED MINIMUM TORQUE MAXIMUM TORQUE WEIGHT LENGTH AIR CONSUMPTION TUBE CAPACITY OD SQUARE SIZE CHUCKS OPT
AK50-1250 1250 rpm 1,58 Nm 14 in.Lbs 12,2 Nm 108 in.Lbs 4,76 kg 10,5 Lbs 311 mm 12 1/4” 1700 l/min 60 cfm 3/4” 19 mm 3/8” 3/8” opt. 1/2”
AK50-600 485 rpm 2,49 Nm 22 in.Lbs 21,81 Nm 193 in.Lbs 4,76 kg 10,5 Lbs 311 mm 12 1/4” 1700 l/min 60 cfm 1” 25,4 mm 3/8” 3/8” opt. 1/2”
AK50-400 400 rpm 5,00 Nm 44,15 in.Lbs 36,00 Nm 318 in.Lbs 4,76 kg 10,5 Lbs 311 mm 12 1/4” 1700 l/min 60 cfm 1 1/4” 31,7 mm 3/8” 3/8” opt. 1/2”