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Forum: 50. Toolheads Thu 17 September 2009, 17:57
Replies: 47
Views: 78,026
Posted By WTI
Not to extend this thread into infinity, but 120...

Not to extend this thread into infinity, but 120 gph was used because of the realistic output of the pump in the above cooling kit.
Forum: 50. Toolheads Thu 17 September 2009, 16:33
Replies: 47
Views: 78,026
Posted By WTI
Lets assume that the flow rate is actually 120...

Lets assume that the flow rate is actually 120 GPH. This represents the worst-case scenario because head loss in a 90 degree elbow is highest for the greatest flow rate.

Flowrate, Q = 120 GPH =...
Forum: 50. Toolheads Thu 17 September 2009, 15:30
Replies: 47
Views: 78,026
Posted By WTI
http://www.thermaltakeusa.com/Product.aspx?C=1160&...

http://www.thermaltakeusa.com/Product.aspx?C=1160&ID=1776

the above kit has been used successfully by several people to cool the 2.2kw spindles.

Yes, the kit cost $150, but at least you are...
Forum: 50. Toolheads Thu 17 September 2009, 09:46
Replies: 47
Views: 78,026
Posted By WTI
Using long coolant lines with lots of twists and...

Using long coolant lines with lots of twists and turns adds way too much resistance (head pressure) for a pump. It is often said that every 90* turn adds 3 feet to your head pressure.

A short...
Forum: 50. Toolheads Thu 17 September 2009, 09:37
Replies: 47
Views: 78,026
Posted By WTI
http://www.frozencpu.com/cat/l1/g30/Liquid_Cooling...

http://www.frozencpu.com/cat/l1/g30/Liquid_Cooling.html

This site has a ton of pumps, radiators and fittings that are small enough to ride along with the spindle itself.
Forum: 50. Toolheads Thu 17 September 2009, 09:28
Replies: 47
Views: 78,026
Posted By WTI
If you look at the Excitech CNC routers with...

If you look at the Excitech CNC routers with factory installed 2kw spindles, they have a rather small radiator and motor that rides along right behind the spindle itself.

So a huge radiator is not...
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