News
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Is a used waterjet a good investment, or is pump rebuild cost prohibitive?
A used waterjet can be an excellent investment or a financial trap—the deciding factor is almost always the pump's condition and type. The machine table (X-Y motion system, CNC control, catcher tank) typically ages gracefully. The pump does not.Read more -
How to reduce abrasive consumption without sacrificing cutting speed?
Reducing abrasive consumption while maintaining cutting speed seems contradictory—less abrasive typically means slower cutting. However, several strategies achieve both goals by improving cutting efficiency rather than simply reducing flow.Read more -
How much garnet abrasive is consumed per hour, and can it be recycled?
Garnet consumption depends primarily on nozzle orifice size, operating pressure, and abrasive feed rate. Typical consumption ranges from 0.5 to 2.5 pounds per minute (30–150 pounds per hour).Read more -
What is the true cost per hour to run a waterjet (abrasive, electricity, water, parts)?
The true operating cost of a waterjet cutter extends far beyond the purchase price. Based on real-world 50 HP (37 kW) intensifier-style machines running 2,000 hours per year, here is the breakdown.Read more -
What is the typical lifespan of a direct drive pump vs. intensifier pump before major overhaul?
The service life before a major overhaul differs significantly between these two waterjet pump technologies. A major overhaul is defined as replacing the high-pressure cylinder, plungers/ pistons, all seals, valves, and bearings—essentially returning the pump to factory condition.Read more -
How to properly maintain the waterjet abrasive hopper and metering valve to avoid bridging?
Bridging occurs when abrasive garnet forms a stable arch over the metering valve, stopping flow while the hopper still appears full. This leads to incomplete cuts, excessive nozzle wear, and scrapped parts. Proper maintenance focuses on moisture control, component geometry, and routine cleaning.Read more
