1   Machine Type :

CTU90 : Direct Drive, Top Feed, Cylinder Bed Coverstitch Interlock Machines
CTU91 : Direct Drive, Top Feed, Extra Small Cylinder Bed Coverstitch Interlock Machine
CTU93 : Direct Drive, Top Feed, Cylinder Bed Coverstitch Interlock Machine With Left Hand Knife Mechanism
CTU97 : Direct Drive, Top Feed, Small Cylinder Bed Coverstitch Interlock Machine
CTU98 : Direct Drive, Top Feed, Small Cylinder Bed Coverstitch Interlock Machine, With Left Hand Knife Mechanism

2   Application Code :

11-0 ：Bottom Hemming (For Thin, Light Weight Materials And Medium Weight Materials)
13-0 ：Overlock Seam Covering (Folding Over, Overlock Seam Width Under 3.0mm)

3   Top Coverstitch Code :

0 : Without Top Coverstitch
□ : With Top Coverstitch

4   Number Of Needle :

2 : 2 Needle
3 : 3 Needle
4 : 4 Needle

5   Needle Distance :

48 : 48m.m.
56 : 56m.m.
64 : 64m.m.

6   Shape Of Needle Plate Tongue :

L : For Light Weight Materials

M ：For Medium Weight Materials

H ：For Heavy Weight Materials

S ：For Special Sewing Requirement

S1 ：For Special Sewing Requirement

W ：For Woven Fabrics

7   Optional Device :

CTU9000 series :
UCP-FB1 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB03F, STB04)
UCP-FB2 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB3F, WPC03)
UCP-FB3 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB3F, STB04, WPC03)
UCP-FB4 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB3F)
UCP-FB5 ：Pneumatic Type Top And Bottom Thread Trimming System(UTG3F, STB04)
UCP-FB6 ：Pneumatic Type Top And Bottom Thread Trimming System(UTG3F, WPC03)
UCP-FB7 ：Pneumatic Type Top And Bottom Thread Trimming System(UTH3F, STB04)
UCP-FB8 ：Pneumatic Type Top And Bottom Thread Trimming System(UTH3F, WPC03)
UCP-FB9 ：Pneumatic Type Top And Bottom Thread Trimming System(UTH3F, STB04, WPC03)
UCE-FB1 ：Electric Type Top And Bottom Thread Trimming System(UTC03F, STC04)
UCE-FB2 ：Electric Type Top And Bottom Thread Trimming System(UTC3F, WPG02)
UCE-FB3 ：Electric Type Top And Bottom Thread Trimming System(UTC3F, STC04, WPG02)
UCE-FB4 ：Electric Type Top And Bottom Thread Trimming System(UTC3F)

CTU9100 series :
UCP-FS1 ：Pneumatic Type Top And Bottom Thread Trimming System (UTB10F, STB05)
UCP-FS2 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB10F, WPC04)
UCP-FS3 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB10F, STB05, WPC04)
UCP-FS4 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB10F)
UCE-FS1 ：Electric Type Top And Bottom Thread Trimming System(UTC10F, STC05)
UCE-FS2 ：Electric Type Top And Bottom Thread Trimming System(UTC10F, WPG02)
UCE-FS3 ：Electric Type Top And Bottom Thread Trimming System(UTC10F, STC05, WPG02)
UCE-FS4 ：Electric Type Top And Bottom Thread Trimming System(UTC10F)

CTU9711 series :
UCP-FD1 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB07F, STB04)
UCP-FD2 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB07F, WPC03)
UCP-FD3 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB07F, STB04, WPC03)
UCP-FD4 ：Pneumatic Type Top And Bottom Thread Trimming System(UTB07F)
UCP-FD5 ：Pneumatic Type Top And Bottom Thread Trimming System(UTG11F, STB04)
UCP-FD6 ：Pneumatic Type Top And Bottom Thread Trimming System(UTG11F, WPC03)
UCE-FD1 ：Electric Type Top And Bottom Thread Trimming System(UTC07F, STC04)
UCE-FD2 ：Electric Type Top And Bottom Thread Trimming System(UTC07F, WPG02)
UCE-FD3 ：Electric Type Top And Bottom Thread Trimming System(UTC07F, STC04, WPG02)
UCE-FD4 ：Electric Type Top And Bottom Thread Trimming System(UTC07F)