Jinan Homa Machinery Co., Ltd. proudly shines as a beacon of unparalleled precision and expert craftsmanship in the iron foundry industry, exemplifying a new standard of excellence and a pinnacle of industry-leading proficiency, admired by all!
Our unwavering dedication to excellence drives us to meticulously select only the finest raw materials. Paired with our relentless commitment to executing continuous and rigorous quality inspections, we ensure that superior quality permeates every phase of our production process, from inception to completion.
With extensive experience, unmatched production capacity, and an unwavering dedication to sustainable production practices, we distinguish ourselves as a preeminent authority in the iron foundry arena, recognized for our leadership and innovation.
Occupying a substantial 80,000-square-meter domain, our factory is outfitted with modern workshops and the most sophisticated machinery. Our state-of-the-art furnaces and casting machines are engineered to manage an extensive variety of orders with impeccable precision and efficiency.
We take pride in offering an expansive selection of cast-iron products tailored for a myriad of applications. Our portfolio spans essential construction items like drainage gratings and manhole covers, alongside intricate machinery components such as transmission wheels and engine parts. Additionally, we provide water pump housings and umbrella bases. Our remarkable customization expertise empowers us to meet specific demands for material, size, shape, and performance with exactitude.
At the core of our values is an unwavering commitment to quality and environmental stewardship. With ISO 9001, ISO 14001, and ISO 45001 accreditations, we start with premium, eco-friendly raw materials and carefully monitor production to minimize waste and emissions. Our cutting-edge inspections ensure our products exceed industry standards while achieving the smallest environmental footprint possible.
Our dedicated team delivers an extensive range of services, from pre-sale consultation and support to continuous order status updates during sales. We provide warranties and timely post-sales feedback, all integral to fostering long-lasting partnerships built on trust and satisfaction.
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 |
Why choose us as your ultimate partner? Discover the compelling reasons that set us apart and make us your ideal choice!
Premium Quality Materials
We rigorously select top-quality cast iron materials, ensuring our impellers possess unmatched strength and durability. This meticulous selection process guarantees they withstand wear and corrosion, even with extended use in aquatic environments.
State-of-the-Art Casting Technology
Utilizing advanced casting equipment and techniques, we maintain meticulous control over our casting processes. This precision allows us to produce impellers with exact dimensions and smooth surfaces, minimizing the need for extensive post-processing, thereby enhancing impeller performance significantly.
Expert Workforce
Our team consists of highly skilled and experienced professionals proficient in casting operations. Their deep expertise spans water pump impeller production, from mold creation to casting and quality inspection, ensuring every impeller meets exceptional quality standards.
Meticulous Quality Assurance
With a comprehensive quality control system in place, we subject every water pump impeller to rigorous inspections, including dimensional verification, material assessment, and performance testing. This thorough process ensures that only top-tier products leave our facility.