Long-life design that prevents direct discharge pressure from acting on the shaft seal (mechanical seal)!
The "GR type" is a submersible sand pump developed by Toyo for general construction drainage, focusing on ease of use, long lifespan, and cost-effectiveness. High-chromium cast iron is used for the main wear parts. Additionally, the air release mechanism at the top of the casing allows for stable operation even during cavitation (from GR-3 to GR-15-150 models). 【Specifications】 ■ Diameter: 80 to 150 mm ■ Output: 2.2 to 22 kW ■ Lift diameter: 15 to 40 mm *For more details, please download the PDF or feel free to contact us.
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Toyo Electric Machinery Co., Ltd. is a company engaged in the design, manufacturing, and sales of industrial pumps and underwater machinery. We have sales bases in various countries around the world and are globally expanding as a top manufacturer of slurry pumps. Moving forward, we will continue to contribute to industries and the environment worldwide as a leading manufacturer of underwater agitation sand pumps, slurry pumps, and underwater machinery.