ITEM
UNIT
VT-28B
VT-28BL
CAPACITY
Swing over Z way cover
mm
680
680
Max. turning diameter
mm
470
470
Swing over cross slide
mm
480
480
Distance between centers
mm
550
1050
Max. turning length
mm
550
1050
Slideway slant angle
degree
45
45
TRAVEL
X-axis travel
mm
240+40
240+40
Z-axis travel
mm
600
1100
Y-axis travel
mm
---
---
W-axis travel
mm
---
---
SPINDLE
Type of spindle nose
ISO
A2-8
A2-8
Chuck diameter & type
mm
10" or 12"
10" or 12"
Spindle bearing inner diameter
mm
∮ 130
∮ 130
Through spindle hole diameter
mm
∮87
∮87
Spindle drive motor(cont/30min)
HP
35
35
Spindle speed range
rpm
3500
3500
Sub-spindle drive motor(cont/30min)
HP
---
---
Through sub-spindle hole diameter
mm
---
---
Through bar capacity
mm
∮77
∮77
TURRET
Number of tool stations
12
12
Turret type
ALEX or VDI
ALEX or VDI
Turret indexing time
sec
0.9
0.9
Shank height of square tool
mm
□ 25
□ 25
Shank diameter for boring bar
mm
∮40
∮40
FEEDRATE
Rapid traverse rate x-axis
m/min
20
20
Rapid traverse rate z-axis
m/min
24
24
Rapid traverse rate y-axis
m/min
---
---
Rapid traverse rate w-axis
m/min
---
---
Ballscrew diameter of x-axis
mm
∮ 32*P10
∮ 32*P10
Ballscrew diameter of z-axis
mm
∮ 32*P10
∮40 *P10
Ballscrew diameter of y-axis
mm
---
---
Ballscrew diameter of w-axis
mm
---
---
TAILSTOCK
Tailstock travel
mm
400
900
Tailstock spindle diameter
mm
∮110
∮110
Tailstock spindle travel
mm
100
100
Taper hole of tailstock spindle
MT-5
MT-5
REMARKS
Coolant pump motor
HP
3/4
Coolant tank capacity
Liter
120
165
Floor space
mm
2900*1750
3600*1750
Machine weight
kg
5700
6900