dwell time

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dwell time

The period for which a dye penetrant should remain on the surface of the component being inspected for any surface-defect-by-dyepenentrant inspection method. The dwell time is a direct function of the size of the surface defect and the temperature of the part. See also dye penetrant inspection.
References in periodicals archive ?
The one and three second dwell times (type A and M) produced equivalent and repeatable results.
If the level of plastification difficulty increases, the resistance also has to be increased, and with it the compound dwell time.
With an introductory price of $875,000-$1,100,000, and productivity of greater than 100 wafers per hour for a 20-second dwell time, the Aspen RTP offers a considerable improvement in capital productivity as compared with other competing RTP systems.
For example, Ooredoo will be able to measure visitor footfall, dwell times, shopping patterns and repeat visits at venues and outlets and gather insightful information such as how guests are using the network in select venue locations and how crowds are being managed during events.
There was no significant difference between the 1-minute and 5-minute dwell times, except for the injured cell count and Enterobacteriaceae count during anaerobic storage, and for total bacterial counts during aerobic storage.
The new Flexi-Free HS Laminates heat seal at temperatures 40[degrees] lower than standard laminate materials, allowing machine operators to shorten dwell times and increase speed.
Ampac's new Flexi-Free HS Laminates heat seal at temperatures 40 degrees lower than standard laminate materials, allowing the machine operator to shorten dwell times and increase machine speed.
Single drum drier designs feature high evaporation rates for short dwell times, high speeds, delicate web or single-sided contact applications.
These methods probably will have less impact on erosion rates than limiting dwell times or switching alloys, but in a process that has the potential to ruin an assembly in 30 sec.
More air-flow results in greater air contact with the product being conveyed, lowering dwell times and in-turn, increasing production.
To comply with ASTM E-18 tolerances, the system provides preset dwell times and automatic cylindrical correction.
The soft drinks category in the UK is among retail's most innovative and exciting--it has to be to fight against one of the shortest dwell times of any category.