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RECOMMENDED SHADE LEVELS FOR VARIOUS WELDING APPLICATIONS
/ EN 379 /
WELDING
PROCESS
6
MMA
MAG
TIG
MIG heavy
metals
MIG light metals
Stainless, AI
Plasma cutting
4
Micro plasma weld-
ing
LIGHT TRANSMISSION CURVE
100
T[%]
10
1
0,1
0,01
0,001
0,0001
300
400
CURRENT IN AMPERES
10
15
30
40
60
70
8
9
8
8
9
9
10
9
5
6
7
8
500
600
700
800
Wavelength
100
125
150
175
200
10
11
Grand GDS
Grand ES, Grand DS
9
10
11
Grand GDS
Grand ES, Grand DS
10
11
Grand GDS
Grand ES, Grand DS
10
11
Grand GDS
Grand ES, Grand DS
11
Grand GDS
Grand ES, Grand DS
10
11
12
Grand GDS
Grand ES, Grand DS
9
10
11
Grand GDS
Grand ES, Grand DS
Shade 3
LIGHT STATE
Shade 4
Shade 6
Shade 7
Shade 8
Shade 9
DARK STATE
Shade 10
Shade 11
Shade 12
Shade 13
900
1000
1100
1200
225
250
300
350
400
12
13
12
12
13
14
12
13
12
13
13
12
13
1300
1400
λ[nm]
9
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