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Mini-Mill 1 |
Mini-Mill 2 |
Mini-Mill 3 |
Mini-Mill 3-Pro |
Mini-Mill 4 |
Significant Features |
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Table Size |
12" x 5" |
12" x 6" |
18" x 6" |
18" x 6" |
30" x 6" |
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X, Y, Z
Axis Travel |
5" x 5"
x 5" |
10" x 5"
x 8" |
12" x 9"
x 9" |
12" x 9"
x 9" |
24" x 10" x 10" |
Mini-Mill/3 and Mill/3Pro have the same core machine with
same travels and size |
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Stepper Motors |
Nema 23,
250 oz. in., 400 steps/rev Optional Digital
Servo System Available |
All use
the same motors |
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Drivers |
Stepper
Motor - 10 x Micro step, 10 amps, |
All use
the same controller |
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Table Mechanism |
Dual
Linear Sleeve Bearing |
Dual
Linear Sleeve Bearing |
Dual
Linear Ball-bearing THK |
Dual
Linear Ball-bearing THK |
Dual
Linear Ball-bearing THK |
Mill/1
and Mill/2 use a sleeve bearing, Mill/3 and Mill/4 use THK
LB 15mm series. |
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Drive Mechanism |
ACME
zero-backlash lead screw |
ACME
zero-backlash lead screw |
ACME
zero-backlash lead screw |
Pre-loaded Ball-screw |
Pre-loaded Ball-screw |
Mill/1,
Mill/2 and Mill,3 use an ACME screw, Mill/3Pro has ball
screws on all axes |
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Spindle System |
Minitech
proprietary |
Sherline -
modified for Minitech |
Sherline -
modified for Minitech |
NSK Astro
- E 250 spindle system |
NSK Astro
- E 250 spindle system |
All
machines can use any of the Spindle's |
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Spindle Speeds |
500 -3500 RPM |
500 to
3500 RPM |
500 to
3500 RPM |
5,000 to
30,000 RPM - high precision, Brushless |
5,000 to
30,000 RPM - high precision, Brushless |
Mill1,2 and
3 use the same Sherline-modified spindle |
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Machine Weight |
45 lbs |
75 Lbs |
115 Lbs |
125 Lbs |
175 Lbs |
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Base Price |
$5,500.00 |
7,500.00 |
$9,500.00 |
$13,950.00 |
Call |
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