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| PRODUCTS - PRECISION “SAFE-SHEAR®” BURST DISC | |||
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Sample of our latest Burst Disc Projects
Hydrodyne will design, manufacture, and test a precision shear diaphragm assembly for your application. Precision diaphragms are capable of precise and reliable burst point from low pressures on up.
Precision Burst Discs: Making use of patented belleville snap-over trigger mechanism to achieve extreme accuracy. Diaphragm thickness resists 2 to 3 times the burst set pressure, thus is less subject to fatigue. May be repeatedly pressure cycled up to 98% of set burst pressure without altering performance. It has been demonstrated that Belleville type burst discs are one order of magnitude more accurate than Frangible type burst discs.
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Normal Position: System pressure below rupture setting. Bellville spring provides a calculated pre-load by retainer with micrometer precision adjustment. | ||
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During Snap-Over: System pressure at rupture setting. Diaphragm dynamically contacts hollow punch. | ||
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Snap-Over Position: Diaphragm sheared by punch for full flow. Sheared segments travels toward catch screen. | ||
* Ability to test Burst Pressure on each Unit