Advice sought on new Mill build

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Great contribution silyavski.

This is the spindle i'll be using: http://www.aliexpress.com/item/High-...004506503.html

This is the spindle tool release mechanism i'll be using:


This is the motor i'll be using: http://www.aliexpress.com/item/Spind...849189611.html

The motor has limited information on it, so i contacted the seller directly and got the following graph for it:


Not purchasing the items from the sellers listed (except for the motor).

Prices: Spindle is 755USD, tool release mechanism is 200USD
2.2Kw motor and driver is 1210USD.