Rotech Pumps

Rotech equipment supports chemical processing, industrial liquid transfer, water management, and circulation. Its different pump families address a range of flow, pressure, and fluid requirements.

Options include process pumps, end-suction designs, split-case pumps, self-priming pumps, vertical inline pumps, and vertical multistage pumps.

An ANSI process pump follows a standardized design framework used in industrial processing. Standardized dimensions can simplify replacement planning, but hydraulic performance and material compatibility still require review.

Yes. Selected Rotech series offer interchangeability with specified equipment from other manufacturers. Confirm the exact model, component, dimensions, and material before ordering.

Suitable configurations can. Rotech offers multiple construction materials, but the casing, impeller, seals, and elastomers must be compatible with the chemical at its operating concentration and temperature.

Depending on the series, options include cast iron, stainless steel, and specialized alloys. Material selection should consider corrosion, abrasion, temperature, and the process specifications.

A self-priming design can suit an installation with suction lift. Initial filling, suction piping, and allowable lift must follow the selected pump's instructions.

Split-case pumps are often considered for substantial water-transfer and circulation duties. Their suitability depends on the required flow, pressure, installation arrangement, and liquid characteristics.

Provide flow, total dynamic head, suction conditions, liquid properties, temperature, and operating schedule. Include electrical requirements and any site restrictions.

The curve shows how flow and head relate for a particular configuration. It helps assess whether the pump can meet demand within an appropriate operating range.

Possible causes include suction-side air leaks, inadequate liquid level, excessive suction lift, or a faulty check valve. Identify the cause before repeatedly restarting the pump.

Cavitation develops when local pressure falls low enough for vapor bubbles to form and collapse. Suction restrictions, elevated temperature, and inadequate available suction head can contribute.

Causes can include wear, dry running, misalignment, unsuitable seal materials, or operation outside the seal's limits. Replacing the seal alone may not resolve the underlying problem.

Use the model-specific maintenance schedule. Typical checks cover lubrication, alignment, seals, bearings, vibration, and operating conditions.

Often, yes. Review the duty point, foundation, pipe connections, electrical supply, and controls. Dimensional compatibility alone does not establish that a replacement is suitable.

Contact Industrial Air Services at (615) 641-3100 with your application requirements, existing equipment details, and any performance concerns.