Jinan Homa Machinery Co., Ltd. shines as a luminary of unmatched precision and mastery in the iron foundry domain, setting the gold standard for extraordinary craftsmanship and industry-leading expertise. Our name is synonymous with excellence!
Our relentless quest for perfection propels us to meticulously select only the most premium raw materials, combined with an unwavering commitment to continuous and rigorous quality inspections. This ensures that superior quality permeates every phase of our production journey.
Endowed with extensive experience and unparalleled production capacity, we rise as a distinguished leader in the iron foundry realm, dedicated to environmentally conscious manufacturing that distinctly sets us apart from the rest.
Our expansive facility, sprawling over 80,000 square meters, is equipped with modern workshops and state-of-the-art machinery, including cutting-edge furnaces and casting machines. This infrastructure is tailored to handle a diverse spectrum of orders with unmatched precision.
Our vast range of cast-iron products is designed for a multitude of applications, from crucial construction items like drainage gratings and manhole covers to intricate machinery parts such as transmission wheels and engine components. We also offer water pump housings and umbrella bases. Our exceptional customization capabilities ensure we meet specific material, size, shape, and performance requirements with exactitude.
At our core, quality and environmental consciousness reign supreme. With ISO 9001, ISO 14001, and ISO 45001 certifications, we begin with premium, eco-friendly raw materials and intricately monitor production to minimize waste and emissions. Our advanced inspections help our products surpass industry standards while achieving the lowest environmental impact possible.
Our dedicated team provides a comprehensive suite of services, including pre-sale consultation and support, ongoing updates on order status during sales, and warranties with prompt post-sales feedback, all of which nurture enduring partnerships.
Parameter |
Details |
Material |
Gray cast iron (HT250) |
Outer diameter |
200 - 500 mm (depending on the pump model) |
Inner diameter (hub) |
50 - 150 mm |
Blade number |
4 - 8 |
Blade thickness |
5 - 15 mm |
Blade shape |
Backward - curved or radial |
Blade angle (relative to the tangent of the rotation circle) |
20 - 40 degrees |
Surface roughness (Ra) |
1.6 - 6.3 μm |
Weight |
5 - 20 kg |
Maximum rotational speed |
1000 - 3000 rpm |
Tolerance of outer diameter |
± 0.5 - ± 2 mm |
Tolerance of inner diameter |
± 0.3 - ± 1 mm |
Tolerance of blade thickness |
± 0.2 - ± 1 mm |
Balance grade |
G2.5 - G6.3 |
Maximum working temperature |
- 20 - 200 °C |
Discover the compelling reasons why we are your ultimate choice; explore the elements that make us truly stand out!
Premium Quality Materials
Through the meticulous selection of top-tier cast iron materials, we ensure our impellers possess exceptional strength and durability. They effectively resist wear and corrosion, even during prolonged exposure to aquatic environments, guaranteeing longevity and reliability.
State-of-the-Art Casting Technology
By embracing advanced casting equipment and techniques, we maintain precise control over our casting process. This precision allows us to produce impellers with exact dimensions and smooth surfaces, significantly reducing the need for extensive post-processing and optimizing performance.
Expert Workforce
Our team, composed of highly skilled and seasoned professionals, excels in casting operations. Their profound expertise in water pump impeller production—from mold creation to casting and quality inspection—ensures the exceptional quality of each impeller we craft.
Meticulous Quality Assurance
Our comprehensive quality control system involves multiple stringent inspections on every water pump impeller, including dimensional verification, material assessment, and performance testing. We ensure that only the finest products depart from our facility.