| Overlock Sewing
Machines
|
|
 |
 |
K
Series
Cylinder Bed Overlock Sewing
Machine
|
EF3-K11
Sub-class |
-02-3
4
5 |
-04-3
4
5 |
-12-3
4
5 |
-52-4 |
| Materials |
Thin
Medium |
Heavy
Extra
heavy
|
Thin/Medium
(Blind hemming)
|
Thin/Medium
(Elastic tape
attaching) |
| No. of needles |
1 |
1 |
1 |
1 |
| No. of threads |
3 |
3 |
3 |
3 |
| Needle gauge (mm) |
- |
- |
- |
- |
| Stitch width (mm) |
3,4,5 |
3,4,5 |
3,4,5 |
4 |
| Max. stitch length
(mm) |
0.8 - 3.7 |
0.8 - 3.7 |
0.8 - 3.7 |
0.8 - 3.7 |
| Differential ratio |
0.8 - 1.8 |
0.8 - 1.8 |
0.8 - 1.8 |
0.8 - 1.8 |
| Height of presser foot (mm)
|
5 |
7 |
5.5 |
5.5 |
| Pitch of feed
dog (mm) |
1.6 |
1.6 |
1.6 |
1.6 |
| Type of feed
dog (Standard) |
3-Row |
3-Row |
2-Row |
3-Row |
| Needle size (DC x 27) |
9 |
11 |
9 |
9 |
| Max. speed (rpm) |
8,500 |
6,500 |
8,500 |
7,000 |
| Looper locus |
Standard lift |
Super high lift |
Standard lift |
High lift |
| Attachment |
|
|
Blind hemming ruler |
MC3 device |
EF3-K21
Sub-class |
-03-5
6
7 |
-04-5
6
7 |
-92-4
5 |
| Materials |
Medium
/ Heavy |
Heavy/Extra heavy
|
Thin/Medium
(Versatile sewing) |
| No. of needles |
2 |
2 |
2 |
| No. of threads |
4 |
4 |
4 |
| Needle gauge (mm) |
2 |
2 |
2 |
| Stitch width (mm) |
5,6,7 |
5,6,7 |
4,5 |
| Max. stitch length
(mm) |
0.8 - 3.7 |
0.8 - 3.7 |
0.8 - 3.7 |
| Differential ratio |
0.8 - 1.8 |
0.8 - 1.8 |
0.8 - 1.8 |
| Height of presser foot (mm)
|
5.5 |
7 |
5.5 |
| Pitch of feed
dog (mm) |
1.6 |
1.6 |
1.6 |
| Type of feed
dog (Standard) |
3-Row |
3-Row |
2-Row |
| Needle size (DC x 27) |
9 |
11 |
9 |
| Max. speed (rpm) |
7,500 |
6,500 |
8,000 |
| Looper locus |
High lift |
Super high lift |
Standard lift |
| Attachment |
|
|
Cloth plate
Blind hemming
ruler |
|
