4. CLASS-101
Thread - 01
Needle - 01
Looper - 01 (Blind)
Thread Consumption Ratio – 1:5
Single thread chain stitch.
Has good extension, but unravels easily.
Used for temporary Stitch.
FACE SIDE UNDER SIDE
5. CLASS-103
Thread - 01
Needle - 01
Looper - 01 (Blind)
Thread Consumption Ratio – 1:4.5
Formed by curved needle
Use single thread to stitch
UNDER SIDE
7. CLASS-301 (LOCK STITCH)
Thread - 02
Needle - 01
Bobbin - 01
Thread Consumption Ratio – 1:2.5
Formed with two threads: one needle
thread and one bobbin thread.
Does not unravel easily.
Poor extension.
Stitch is reversible.
UNDER SIDEFACE SIDE
9. CLASS-301 (ZIG-ZAG LOCK STITCH)
Thread - 02
Needle - 01
Bobbin - 01
Thread Consumption Ratio – 1:5.5
Has same benefits as 301.
Has better extension due to the zigzag
configuration.
Used mostly where a secure seam with
good extension is required.
UNDER SIDEFACE SIDE
11. CLASS-401
Thread - 02
Needle - 01
Looper - 01
Thread Consumption Ratio – 1:5.5
Two thread chainstitch.
Higher seam strength and seam stretch
than a lock stitch.
Seam security not as good as lock stitch.
Increase bulk under the seam.
UNDER SIDEFACE SIDE
15. CLASS-406
Thread - 03
Needle - 02
Looper - 01
Thread Consumption Ratio – 1:15.5
Cover seam stitch, has 2 needle and 1
looper thread.
Excellent extension, easy to unravel.
Gives very good extension, and is mostly
used to cover a raw edge in the fabric.
UNDER SIDEFACE SIDE
17. CLASS-407
Thread - 04
Needle - 03
Looper - 01
Thread Consumption Ratio – 1:20
Cover seam stitch, has 3 needle and 1
looper thread.
Excellent extension, easy to unravel.
Gives very good extension, and is mostly
used to cover a raw edge in the fabric.
UNDER SIDEFACE SIDE
19. CLASS-408
Thread - 05
Needle - 02
Looper - 02
Spreader - 01
Thread Consumption Ratio - 1:17
Formed using two needle threads ,two
looper threads and one Top covering
thread.
The top covering thread is laid between
and around the needle threads on the
surface of the material UNDER SIDEFACE SIDE
21. CLASS-503
Thread - 02
Needle - 01
Looper - 01
Thread Consumption Ratio - 1:10.5
Formed using one needle and one
looper thread.
Used to secure the edge of fabric
23. CLASS-504
Thread - 03
Needle - 01
Looper - 02
Thread Consumption Ratio - 1:14
Has 1 needle thread and 2 looper
threads.
Has excellent extension and does not
unravel easily.
Used for serging to stop fabric fraying,
and for joining 2 or more plies together.
25. CLASS-505
Thread - 03
Needle - 01
Looper - 02
Thread Consumption Ratio - 1:16
Stitch type 505 is similar to stitch type
504.
In stitch type 505 the lower looper thread
Is tighter and the needle thread is looser
than in stitch type 504
Is 3- thread version of stitch type 503
27. CLASS-512
Thread - 04
Needle - 02
Looper - 02
Thread Consumption Ratio - 1:15.5
Mock safety stitch, has 2 needle and 2
looper threads
Very good extension, will not unravel
easy.
Used where there is a need for a secure
seam that needs very good extension.
31. CLASS-514
Thread - 04
Needle - 02
Looper - 02
Thread Consumption Ratio - 1:17.5
Formed by simultaneously sewing one
row of stitch 401 and one row of stitch type
503 on the edge of the material.
33. CLASS-516
Thread - 05
Needle - 02
Looper - 03
Thread Consumption Ratio - 1:20
5 thread safety stitch, has 2 needle
threads and 3 looper threads.
Has two stitch types in one, 504 and 401.
Good extension, very strong. If one fails the
other can absorb the strain
High seam elasticity
35. CLASS-602
Thread - 04
Needle - 02
Looper -01
Spreader - 01
Thread Consumption Ratio - 1:20
Top and Bottom cover seam stitch, has 2
needle, 1 looper and 1 spreader thread.
Has excellent extension, when a small
stitch is used excellent seam cover is
achieved.
UNDER SIDEFACE SIDE
39. CLASS-607
Thread - 06
Needle - 04
Looper -01
Spreader - 01
Thread Consumption Ratio - 1:32
Formed with 4-needle threads, a top cover
thread and a bottom looper thread.
Can also be used as a decorative seam
UNDER SIDEFACE SIDE