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K50 Heavy Duty Pneumatic Torque-Controlled Tube Expansion Motor

Precision Tube Expansion for Extended Operation and Operator Comfort

The K50 is a heavy duty pneumatic torque controlled motor for the expansion of tubes used in HeatExchangers, Condensers and Coolers.

This machine is particularly well suited to extended periods of operation. It features an ergonomically designed push/pull throttle mechanism to reduce operator fatigue.

The torque control clutch mechanism is easily set and ensures precise, repeat expansions over long periods of use.

Three machines are available to suit tubes of nominal sizes 3/4”, 1” and 1 ¼".

  • Heavy duty & highly durable
  • Ensures precise, repeat expansions
  • Reliable & easy to use
  • Automatic reverse trigger control

MODEL

TUBE CAPACITY

FREE

SPEED

MAX

TORQUE

LENGTH

WEIGHT

STANDARD

CHUCK SIZE

OPTIONAL

CHUCK SIZE

 K50-1250

 19mm

3/4”

1250 RPM

 12.2 NM

108 in.lb

 311mm

12 ¼”

 4.8 KG

10.5 lbs

3/8”

1/2"

 K50-600

25mm

 1”

485 RPM

 21.8 NM

193 in.lb

 311mm

12 ¼”

 4.8 KG

10.5 lbs

 3/8”

1/2"

 K50-400

 32mm

 1 ¼”

 400 RPM

36.0 NM

318 in.lb

 311mm

12 ¼”

 4.8 KG

10.5 lbs

3/8”

1/2"

Comparison chart

Specification

K50


K20


K60


K70
Tube Capacity

19mm to 32mm (3/4" to 1 1/4")

6.3mm to 12.7mm (1/4" to 1/2")

38.1mm to 63.5mm (1 1/2" to 2 1/2")

50.8mm to 101.6mm (2" to 4")

Max Torque

12.2NM to 36NM (108in.lb to 318in.lb)

0.9 NM to 8.47NM (2.42 ft.lbs to 6.25ft.lbs)

41.6NM to 135.5NM (30.7in.lb to 100in.lb)

110NM to 410NM (85ft.lbs to 305ft.lbs)

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