Re: [CAD_CAM_EDM_DRO] Re: Looking for belt drive ISO 10 spindle

they're pretty cheap, check www.hgrindustrialsurplus.com for some, if
you already have the infrastructure in place, they make sense, but for
most, they don't.
Heck, I have a 25hp, 200 gal beast here that could supply that spindle,
but at over 50 A draw, it just isn't economically feasible.

erie

flyasuperseven wrote:

>Yaa, I'm not use to looking at the industrial air compressors but
>once I found them (just now online) I see that it would take about a
>15HP compressor. Pretty poor payoff- 15hp for 1hp at the spindle!
>
>They might have other advantages that outweigh this though? Quiet?
>Long life? Don't bog down as easy? Lighter (for quicker
>acceleration)?
>
>Joa
>
>--- In CAD_CAM_EDM_DRO@yahoogroups.com, "cnc_4_me" <cnc4me@g...>
>wrote:
>
>
>>I think my 10 hp ingersol rand only put out 28cfm....I do not
>>
>>
>think
>
>
>>an air spindle is practical.
>>
>>Wally
>>
>>
>>
>>--- In CAD_CAM_EDM_DRO@yahoogroups.com, "flyasuperseven"
>><flyasuperseven@y...> wrote:
>>
>>
>>>Thanks for the info.
>>>
>>>As another option I googled and found an air spindle that seems
>>>
>>>
>in
>
>
>>>this range. What are the pros and cons of an air spindle vs an
>>>electric spindle?
>>>
>>>One thing I noticed is that they sure use the air. What type of
>>>compressor is able to deliver around 60cfm at 90psi? Even the
>>>
>>>
>big
>
>
>>>standup shop ones only put out about 1/4 this. Is there another
>>>style that is typically used on the air spindles?
>>>
>>>Joa
>>>
>>>
>
>
>
>
>
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