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MULTI HEAD LEAK DETECTORS - LEAK DETECTORS FOR VERY
HIGH SPEED.
Firstly in my history in leak detection I have not been involved in
building many multi-head units. WHY?
BECAUSE OUR SINGLE HEAD UNITS ARE SO FAST.
If 6LD-LP is not fast enough it is far less expensive to get a 6LD
B or HP which has double the speed than build a 2 head budget
machine.
A twin head 6LD B or HP is very FAST, Typically around 1.8 Times
faster than a single head unit
So if a stable 500 ML (1 PINT) bottle could be tested at 3500-4000
BPH on a single head around 7000 -7500 BPH could be tested on a
twin head.
The machine pictured below was made for use with a PET machine.
The single head machine due to bottle instability could test around
2500 BPH, with the double head it was almost double. This machine
to improve handling also had a servo drive for improves ramping of
the bottles as the conveyor was stopped and started.
Some ideal bottles on a twin head could be tested at 8000-10,000
per hour
This type of unit can replace the need for small rotary leak
testers (4-6 head)
Multi head machines are generally more time
consuming to set up and SAMPLES are required to ensure the best
solution is offered.
Bottles with poor stability will have the slowest test rate on the
machine.
A variety of technical solutions are available for high speed
testing.
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