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Haug Quality Equipment
2530 Wrondel Way
: 775-455-4249
www.haugquality.com
Reno, NV 89502
5.6
Vac-
Pack™ attachment testing for true internal package pressure
The Vac-
Pack™ attachment can be utilized to test the package to a true internal pressure. Internal
pressure can be calculated by the following chart:
Vacuum Level on
Gauge
Internal Package
Pressure
In. Hg -mbar
Torr
-mm Hg
% Vacuum
psi
mbar
0
0.00
760.0 0.0
0.0
0.00
0.00
1
33.86
734.6 25.4
3.3
0.49
33.86
2
67.72
709.2 50.8
6.6
0.98
67.72
3
101.58
683.8 76.2
9.9
1.47
101.58
4
135.44
658.4 101.6
13.2
1.96
135.44
5
169.30
633.0 127.0
16.5
2.45
169.30
6
203.16
607.6 152.4
19.8
2.95
203.16
7
237.02
582.2 177.8
23.1
3.44
237.02
8
270.88
556.8 203.2
26.4
3.93
270.88
9
304.74
531.4 228.6
29.7
4.42
304.74
10
338.60
506.0 254.0
33.0
4.91
338.60
11
372.46
480.6 279.4
36.3
5.40
372.46
12
406.32
455.2 304.8
39.6
5.89
406.32
13
440.18
429.8 330.2
42.9
6.38
440.18
14
474.04
404.4 355.6
46.2
6.87
474.04
15
507.90
379.0 381.0
49.5
7.36
507.90
16
541.76
353.6 406.4
52.8
7.86
541.76
17
575.62
328.2 431.8
56.1
8.35
575.62
18
609.48
302.8 457.2
59.4
8.84
609.48
19
643.34
277.4 482.6
62.7
9.33
643.34
20
677.20
252.0 508.0
66.0
9.82
677.20
21
711.06
226.6 533.4
69.3
10.31
711.06
22
744.92
201.2 558.8
72.6
10.80
744.92
23
778.78
175.8 584.2
75.9
11.29
778.78
24
812.64
150.4 609.6
79.2
11.78
812.64
25
846.50
125.0 635.0
82.5
12.27
846.50
26
880.36
99.6
660.4
85.8
12.76
880.36
27
914.22
74.2
685.8
89.1
13.26
914.22
28
948.08
48.8
711.2
92.4
13.75
948.08
29
981.94
23.4
736.6
95.7
14.24
981.94
29.92
1013.00
0.0
760.0
100.0
14.70
1013.00
