Brother KE-434B - Specifications; 1-1. Specifications Overview; 1-2. Standard Thread Tension

1. SPECIFICATIONS
KE-430B, 430C series
5
１-２. Standard thread tension
[KE-430B, 430C, 431B, 431C, 432B, 432C, 433B, 434B, 434C, 435B, 435C, 436B, 436C]
Medium materials
(Ordinary materials)
Heavy materials (Denim) Knitted materials
Use
Standard hook Large hook Standard hook Large hook Standard hook
Upper thread
#50 or
equivalent
←
#30 or
equivalent
← #60 or equivalent
Lower thread
#60 or
equivalent
←
#50 or
equivalent
← #80 or equivalent
Upper thread tension
(N)
0.8 - 1.2 1.0 - 1.3 1.2 - 1.6 1.4 - 1.8 0.8 - 1.2
Lower thread tension
(N)
0.2 - 0.3
←
0.2 - 0.3
←
0.25 - 0.3
T hread take-up
spring height
(mm)
6 - 8
←
6 - 8
←
6 - 8
Thread take-up
s pring tension
(N)
0.3 - 0.4
←
0.5 - 0.6
←
0.3 - 0.4
Pre-t (N) ension
0.5 - 0.8
←
0.3 - 0.5
←
0.5 - 0.8
Needle
DP×5＃14 ← DP×17NY＃19 ← DP×5＃9
[BE-438B, 438C, KE-484C]
Model BE-438B BE-438C KE-484C
Needle
TQ×1＃12 TQ×1＃ NY＃12 12 DP×17 DP×17＃25
Upper thread #60 or equivalent #60 or equivalent #4 or equivalent
Lower thread
#60 or equivalent or equivale #4 or equivalent #60 nt
Upper thread tension
(N)
0.7 - 1.3 0.7 - 1.3 0.7 - 1.5 4.5 - 5.0
Lo n
0 0 1
wer thread tensio
(N)
.3 - 0.4 .3 - 0.4 .0 - 1.2
T hread take-up
spring height
(mm)
6 - 8 6 - 8 0 - 5
T
spring tension
(N)
0.4 - 0.6 0.4 - 0.6 2.0 - 2.5
hread take-up
Pre-tension (N)
0.1 - 0.3 0.1 - 0.3 0.05 - 0.3 0.3 - 0.5