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Articles about: Blind holes and threads
7 articles
Parts and contaminants · 4 min readUltrasonic cleaning of medical tubing, cannulas and channelsInside a narrow lumen nothing flows unless something pumps it. How to clean cannulas, tubes and drilled channels in production, and prove the inside is clean.
Parts and contaminants · 4 min readCleaning threaded parts and blind holes with ultrasoundTapped holes, blind bores and internal threads trap chips, coolant and air. Why the trapped air is the real enemy, how part orientation, degassing and movement get the liquid in, which frequency suits fine threads, and how to get the liquid out again.
Parts and contaminants · 4 min readCleaning hydraulic valves and manifold blocks with ultrasoundA hydraulic manifold is a block of intersecting drillings, and every one of them must be free of chips, burr flakes and coolant before oil touches it. The cleaning sequence after deburring, the cleanliness targets, the equipment for new blocks and for repaired valves, and how to keep the clean block clean until it is plugged.
Parts and contaminants · 5 min readRemoving machining swarf, chips and coolantTurned and milled parts carry cutting fluid and fine chips in every pocket, bore, thread and cross-drilling. Ultrasonic cleaning flushes them in one cycle. The bath, what milled parts need in particular, the filtration that makes it last, and the cleanliness checks a machine shop uses.
Parts and contaminants · 4 min readCleaning engine blocks after machiningBoring, honing and decking leave chips, abrasive grit and honing oil in bores, galleries and blind holes, and one grain in an oil gallery can wipe a new bearing. How rebuilders and remanufacturers clean a machined block, with the tank sizes and loads that fit car and truck blocks.
Process and parameters · 4 min readLoading the basket: shadowing, orientation and how much is too muchHalf of all "the machine does not clean" complaints are loading problems. How parts shadow each other, why blind holes go in tilted with the opening upward, what a basket load of 75 or 100 kg really means, and how to lay out a batch so the last part is as clean as the first.
Ultrasonic cleaning basics · 2 min readWhy ultrasonic cleaning reaches where brushes cannotCavitation cleans blind holes, threads and internal passages that scrubbing and soaking leave dirty. What the process is, where it is used and what to expect.Let's find the right fit
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