SJ-20/SJ-25/SJ-30/SJ-35/SJ-35MC
SJ-25 & 30 SJ-35 Series
* V12 turret has 240mm dia. precision curvic coupling for smooth, accurate operation and location.
* Powerful AC spindle motor for greater power & torque over the whole speed range.
* "Heard rail" design provides rigidity to the whole bed & base assembly, ensuring long life accuracy plus high positioning speeds of the saddle & cross slide. * X-axis 15M(49') / min, Z axis 20M(66') / min.
* Dynamically balanced spindle ensuring smooth running up to 4000rpm.
* Separate coolant tank for easy cleaning and heat dissipation from the main body.

SJ-25HT
* AC servo drives directly coupled to ballscrews through adjustable torque couplings for operator safety & machine protection.
* Thermal & mechanical stability provides repeatability of "5“gm".
* 30 deg slant design together with carefully styled guarding & sealing ensures fast, efficient chip & scrap clearance within a leak-proof cabinet.
* Ergonomically designed & user friendly control panel.
* The rigidity of the frame & robust mounting of spindle, "9mm in 'Z' direction".

MODEL
SJ-25
SJ-25MC
SJ-30
SJ-35
SJ-35MC
Swing Over Bed
580 mm 580 mm 580 mm 640 mm 640 mm
Over Cross Slide
434 mm 434 mm 434 mm 450 mm 450 mm
Max. Turning Dia
340 mm 200 mm 340 mm 400 mm 360 mm
Max. Turning Length
460 mm 420 mm 460 mm 700 mm 650 mm
Chuck Size
8 inch 8 inch 10 inch 12 inch 12 inch
X Axis Travel 
190 mm 190 mm 190 mm 235 mm 235 mm
Z Axis Travel 
520 mm 520 mm 520 mm 750 mm 750 mm
Guideway Type  
HARD RAIL HARD RAIL HARD RAIL HARD RAIL HARD RAIL
Max. Spindle Speed
4800 rpm 4800 rpm 4200 rpm 3300 rpm 3300 rpm
Power Tool Speed
- 4000 rpm - - 3800 rpm
Spindle Nose
A2-6 ASA A2-6 ASA A2-8 ASA A2-8 ASA A2-8 ASA
Through Spindle Hole Dia 
62 mm 62 mm 90 mm 90 mm 90 mm
Draw Tube Dia

52 mm

52 mm

75 mm

78 mm

78 mm

Front Bearing Dia
110 mm 110 mm 130 mm 130 mm 130 mm
No. of Tool Positions
8T/12T 8T/12T 8T/12T 8T/12T 8T/12T
Size of External Turning Tool
25 25 25 25 25
Boring Bar Dia
40 mm 40 mm 40 mm 40 mm 40 mm
Rapid Traverse Rate 

X15/Z20 m/min

X15/Z20 m/min

X15/Z20 m/min

X15/Z20 m/min

X15/Z20 m/min

Cutting Feed
1.26 m/min 1.26 m/min 1.26 m/min 1.26 m/min 1.26 m/min
Quill Dia
90 90 90 90 90
Quill Taper
MT-5 MT-5 MT-5 MT-5 MT-5
Quill Travel
120 mm 120 mm 120 mm 120 mm 120 mm
Spindle Drive Motor
9/11 kw 15/18.5 kw 11/15 kw 15/18.5 kw 15/18.5 kw
X Axis Moto 
3.0 kw 3.0 kw 3.0 kw 3.0 kw 3.0 kw
Z Axis Motor
3.0 kw 3.0 kw 3.0 kw 4.0 kw 4.0 kw
Power Tool Motor
- 2.2/3.7 kw - - 3.7/5.5 kw
Power
32 KVA 32 KVA 32 KVA 40 KVA 40 KVA
Coolant Tank Capacity
147 Liter 147 Liter 147 Liter 162 Liter 162 Liter
Floor Space
4460*1920 mm 4460*1920 mm 4460*1920 mm 4820*2000 mm 4820*2000 mm
Net Weight
5100 kg 5100 kg 5500 kg 7100 kg 7100 kg
Positioning
±0.005 ±0.005 ±0.005 ±0.005 ±0.005
Repeatability
±0.002 ±0.002 ±0.002 ±0.002 ±0.002


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