LITTLE SAMSON MODELS

5HP Road Locomotive Feed Pump

The pictures below show the complexity of the RL feed pump pattern, the normal two part split pattern not being possible.

Click for larger image

 

 

 
3 part pump pattern made in wood A core print is used for the middle section Resin cast made from core print

 

 

 
First resin block cast around pattern

Resin block 2 & 3 cast around pattern
Last resin block cast, 4 blocks in total

 

 

Core print made for plunger, square end
locates and prevents rotation.



Individual core boxes around
resin blocks


Wood core prints made and two
core boxes to make the two cores

 
Some examples of 3D printing.
RL Feed Pump Casting.
RL Feed Pump Casting.

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