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male H.H. Roberts Machinery Limited
1324 Matheson Blvd E., Mississauga, Ontario, Canada. L4W-2Z7, Fax 905-624-9065
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Freeport
Double Head, Double Column Surface Grinders
87" x 161"   to  87" x 40 feet
with vertical and horizontal spindles
Freeport sgs-t401803 double column surface grinder with twin heads
download the double column grinder catalog
This is the Freeport SGS-T4018  ( 86" x 161" ) grinding a large lathe bed.


 
SGS-T4018PNC
SGS-T5018PNC
SGS-T6018PNC
Max. grinding  surface W x L
2200 x 4100
86.6" x 161.4"
2200 x 5100
86.6" x 200.8"
2200 x 6100
86.6" x 240.2"
Working Surface of table. W x L
1800 x 4000
70.9" x 157.5"
1800 x 5000
70.9" x 196.6"
1800 x 6000
70.9" x 236.2"
Max. Horizontal travel of table.
4200mm   165.4"
5200mm   204.7"
6200mm   244.1"
Max. Cross travel of table.
2300mm     90.6"
Distance between table surface and spindle center
1200mm   47.2" or 1500mm   59"
Inclination of universal head
+/- 90°
Table speed
5~25M/min    16~80fpm
Automatic cross feed of saddle
0~50    0"~2"
Downfeed handwheel min  scale
0.005mm     0.0002"
Cross feed handwheel (1 div)
0.005mm    0.0002"
Longitudinal travel adjustable
150~4300
5.9" x 169.2"
150~5300
5.9" x 208.6"
150~6300
5.9" x 248"
Cross feed travel adjustable
0~2300mm     0"~90.6"
Spindle motor Horizontal Spindle
25HP *30P
Spindle motor Vertical Spindle
10 HP * 15 HP
Hydraulic pump motor
30 HP
Cross feed motor
AC SERVO
Down feed motor
AC SERVO
Grinding wheel (OD x W x ID)
Horizontal Spindle
610 x 100 x 254     24" x 4" x 5"
Grinding wheel   ODxW x ID
Vertical Spindle
406 x 50 x 127    16" x 2" x 5"
Spindle speed Horizontal spindle
1050 RPM
Spindle speed Vertical spindle
1750 RPM
Flow rate of coolant pump
250 l/min
Max. load capacity addition to magnetie chuck
8,000 kgs
17,600 lbs
10,000 kgs
22,000 lbs
12,000 kgs
26,400 lbs
Net Weight
45,000 kgs
99,000 lbs
55,000 kgs
121,000 lbs
65,000 kgs
14,3000 lbs

 
SGS-T7018PNC
SGS-T8018PNC
SGS-T9018PNC
Max. grinding surface WxL
2200 x 7100
86.6" x 279.5"
2200 x 8100
86.6" x 318.9"
2200 x 9100
86.6" x 358.3"
Working Surface of table. WxL
1800 x 7000
70.9" x 275.6"
1800 x 8000
70.9" x 315"
1800 x 9000
70.9" x 354.3"
Max. Horizontal travel of table.
7200    283.5"
8200    322.8"
9200    362.2"
Max. Cross travel of table.
2300    90.6"
Distance between table surface and spindle center
1200   47.2"
1500    59"
Inclination of universal head
±90°
Table speed
5~25 M/min    16~80 fpm
Automatic cross feed of saddle (60HZ)
0~50     0"~2*
Down feed handwheel min scale
0.005    0.0002"
Cross feed handwheel (1 gra)
0.005    0.0002"
Longitudinal travel adjustable from-to
150~7300
5.9" x 287.4"
150~8300
5.9" x 326.7"
150~9300
5.9" x 366.1"
Cross feed travel adjustable
0~2300     0" ~ 90.6"
Horizontal Spindle motor
25 Hp * 30 Hp
Vertical spindle motor
10 Hp * 15Hp
Hydraulic pump motor
50 Hp
Cross feed motor
AC SERVO
Down feed motor
AC SERVO
Grinding wheel (ODxTxID) (Horizontal spindle)
610 x 100 x 254     24" x 4" x 5"
Grinding wheel (ODxTxID) (Vertical spindle)
406 x 50 x 127   16" x 2" x 5"
Spindle speed horizontal spindle
1050 RPM
Spindle speed vertical spindle
1750 RPM
FLOW RATE of coolant pump
300 l/min
Max. load capacity addition to magnetie chuck
14,000 kgs
30,800 lbs
16,000 kgs
35,200 lbs
18,000 kgs
39,600 lbs
Net Weight
85000kgs
(187000lbs)
95000kgs
(209000lbs)
105000kgs
(209000lbs)

 
SGS-T10018 PNC
SGS-T11018 PNC
SGS-T12018 PNC
Max. grinding surface
2200 x 10,100
86.6" x 397.6"
2200 x 11,100
86.6" x 437"
2,200 x 12,100
86.6" x 476.4"
Working Surface of table
1800 x 10,000
70.9" x 393.7"
1800 x 11,000
70.9" x 433.1"
1800 x 12,000
70.9" x 472.4"
Max. Horizontal travel of table
10,200mm   401.6"
11,200mm 440.9"
12,200  480.3"
Max. Cross travel of table
2300
90.6"
Distance between table surface and spindle center
1200  47.2"
1500  59"
Inclination of universal head
±90°
Table speed
5~25 M/min    16~80 fpm
Automatic cross feed of saddle
0~50   0"~2"
Down feed handwheel min scale
0.005    0.0002"
Cross feed handwheel (1 graduation)
0.005   0.0002"
Longitudinal travel adjustable
150~10300
5.9" x 405.5"
150~11300
5.9" x 444.8"
150~12300
5.9" x 484.2"
Cross feed travel adjustable
0~2300    0" ~ 90.6"
Horizontal spindle motor
25 HP *  30 HP
Vertical Spindle motor
10 HP   *  15 HP
Hydraulic pump motor
50 HP
Cross feed motor
AC SERVO
Down feed motor
AC SERVO
Grinding wheel (ODxTxID) horizontal spindle
610 x 100 x 254     24" x 4" x 5"
Grinding wheel (ODxTxID) vertical spindle
406 x 50 x 127   16" x 2" x 5"
Spindle speed horizontal spindle
1050  RPM
Spindle speed 60/50HZ vertical spindle
1750RPM
FLOW RATE of coolant pump
300 l/min
Max. load capacity addition to magnetie chuck
20,000 kgs
44,000 lbs
22,000 kgs
48,400 lbs
24,000 kgs
52,800 lbs
Net Weight
105,000 kgs
231,000 lbs
115,000 kgs
253,000 lbs
125,000 kgs
275,000 lbs
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