５０
SK1-21/31
（
5
）
Label specifications
SK1-31 prints label paper with black marks and without black marks.
Use label paper complying with the following conditions.
Item
No black mark
With black mark
Recommendable media
HW76B
（
Nippon Paper Ind.
）
Length: 94µm
Thickness of base paper: 60µm
Color on base paper: White
Total thickness: 154µm or less
（
incl. adhesive
）
Roll diameter
Φ
102mm or less
Label core
Φ
25.4
（
Internal dia.
）
×
Φ
31.4
（
External dia.
）
mm
Base paper width
57.5±0.5mm
／
59.5±0.5mm
／
79.5±0.5mm
Label width
54±0.5mm
／
56±0.5mm
／
76±0.5mm
Length
25 to 350mm
Label gap
3 to 6mm
0 to 6mm
Rolling up direction
Label surface is outside of a roll
Black mark size
−
Width
：
12mm or more
Length
：
4 to 6mm
Density of black mark
−
Ink
：
Reflective ratio should be
7
％
or less.
Note 1. Above illustration shows the paper width 80.0mm..
Note 2. The position of black mark is decided by that of black mark.
Note 3. When 58mm
／
60mm width paper is used, the black mark sensor must be installed on left side.
1.75 or more
1.75 or more
Label gap (L2)
3 to 6mm
Label length (L1)
25 to 350
Label pitch
L1+L2
（
Unit
：
mm
）
Front
（
Label surface
）
4〜6
12 or more
Paper feed
Black mark
（
Reverse side
）
Black mark position
Note2,3
12 or more
Paper feed
