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Vacuum box testing is non-destructive testing used when trying to locate weld seam leaks. A vacuum box and a compressor create a high or low-pressure vacuum while a detergent solution is applied to the test area. The detergent bubbles, make leaks visible within the created pressure envelope.
Advantages
Advantages
Provides an immediate indication visual of the location of any leaks present.
Can detect small leaks within a given area.
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