Branson Emerson Ultraseal 20 Operating Manual page 69

Table 6.3 Start Point Reference for Various Tube Sizes
Tube
Size Thickness
5/16"
.028"
8.0mm
.70mm
O.D
3/8"
.028"
9.5mm
.70mm
O.D
1/2"
.028"
12.7mm
.70mm
O.D
For all tube sizes:
Squeeze Time- 0.25 sec
Hold Time- 0.30 sec
Pre Height min/max- 1.5mm – 15 mm
Height min/max- 0.5mm- 15mm
DCM00051 REV. 10
Weld =
Wall Seal
Trigger
Height
Pressure
.030" -
.038"
≈ 65 psi
.75mm-
.95mm
.030" -
.038"
≈ 75 psi
.75mm-
.95mm
.030" -
.038"
≈ 80 psi
.75mm-
.95mm
Energy
Amplitude
50 - 60 3200 0.25 -
microns joules 1.75 sec
55 - 65 4200 0.25 -
microns joules 1.75 sec
60 - 70 7000 0.25 -
microns joules 2.25 sec
Time
Power
Range
≈ 2200
watts
≈ 3200
watts
≈ 4000
watts
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