10
33
SPECIFICATIONS
Explanation
Stitch form
Use
Sewing speed
Stitch width
Needle
Needle distance
Needle bar stroke
Presser foot lift
Feeding volume adjustment system
Differential feed ratio
Differential feed ratio adjustment system
Lubrication system
Used oil
Oil pan capacity
Motor direct connection type 4-needle interlock sewing machine (the Arm type).
ISO 607
General sewing (knitwear), For thin materials, For medium-heavy materials
Max. 4,200 s.p.m (in case of intermittent operations)
1.6mm~2.5mm
Stitches per 25.4mm: 10~16, stitches per 30mm: 12~19
Sewing machine needles: Groz-Beckert UY118GKS 4EA
Retainer needles: Groz-Beckert UY36211 1EA
M5 : 5.2mm
M6 : 6.0mm
30mm
Max. 6mm
Adjustment link
Max. Forward differential feed ratio=1.0:1.5
Max. Reverse differential feed ratio=1.0:0.7
Adjustment lever
Automatic lubrication by gear pump
General sewing machine oil ISO VG 22
The lower part of bed: 100cc
The inner part of arm: 100cc
Model
SC 7900 Series