|
Typical properties of Diamond Dotted Paper
|
||||||||
|
Specified Properties
|
Units
|
Standard
|
||||||
|
Thickness Tolerance
|
inch
|
0.003
|
0.050
|
0.070
|
0.010
|
0.015
|
0.020
|
|
|
Mm
|
0.076
|
0.130
|
0.180
|
0.250
|
0.380
|
0.500
|
||
|
Thickness tolerance(base paper)
|
%
|
±10
|
||||||
|
Width tolerance
|
mm
|
± 5
|
||||||
|
Apparent Density
|
g/mm^3
|
0.95 – 1.15
|
||||||
|
Tensile strength Min Machine direction
|
N/mm2
|
70
|
70
|
80
|
80
|
80
|
80
|
|
|
corss machine direction
|
35
|
35
|
35
|
35
|
35
|
35
|
||
|
Elongation MD
|
%
|
2
|
||||||
|
CD
|
4
|
|||||||
|
Dielectric breakdown (volts/layer, dry test)
|
volts
|
750
|
1100
|
1400
|
2100
|
2900
|
3100
|
|
|
No pollution oil of transformer
|
%
|
Non pollution
|
||||||
|
Moisture Content
|
%
|
4.0-8.0,all thickness
|
||||||
|
PH water extract
|
%
|
6.0-8.0, all thickness
|
||||||
|
Ash Content Max
|
%
|
1% maximum
|
||||||
|
Bond Strength Min
|
kPa
|
450
|
||||||
|
Coating thickness per side
|
mm
|
0.006 to 0.012
|
||||||
|
All date shown represents nominal o typical vlues only and should not be construed or maximun unless specifically stated
|
||||||||
