Adjustable Tube Expanders

APPLICATION

parallel expansion of heat exchangers and condensers tubes, air-conditioning, etc.

Legend

cage
rollers
ball bearing thurst collar
mandrel
mandrel square drive
useful length
roller length
tube outside diameter
cage diameter
maximum expansion diameter
tube wall thickness
bore diameter
tube sheet thickness
tube projection

Thrust Collar Selection

tube projection

Flush
Thrust both on sheet face and tube face, aligning tube and tube sheet. Standard supply.

Recess
To provide  uniform outside tube projection (H). Specify “recess type collar” and desired projection (H).

Through
Allows the free passage of tube projection, through the collar. Used for non-regular tube projection.

Adjustable Tube Expanders with Ball Bearing Thrust Collar

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