1985-11-11

A New Method for Leaktest 852283

A new method for leaktest has been developed to check the leakage of some automobile parts, such as intake/exhaust valve, water jacket, oil gallery of cylinder block, and so on. The basic principle of the new method is based on using a new type air gauge, which has got the feature of large measuring clearance and very high amplification, and can detect very small pin holes in casting.

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