27.8.10

COOLANT PUMPS -CNC MACHINE

Recently came across a CNC machine running with small amount of coolant discharge from the pump
Checked and found
a) Pump is too small , only about the size of a coffee cup  and how much the flow we can expect ?
b) pump running on wrong rotation
c) although it may seem ro be alright , but lack of coolant accelerate the wear and damages of the tools
  and these tools can be expensive

The point here , is machine makers or users  failed to understand " quantity or flow in case " must be
right in any application

Suggestion : since there are few discharge nozzles around the millling tools and only one nozzle is discharging
                     coolant .the pump is definitely undersize .Determine the flow required from the manual or from
                     the pump at another machine which is big and performing . Replace the pump

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