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Help CenterSLOW350-380 Dynamically Balanced Pump Shaft – Steel Spare Parts for Liancheng Slurry and Process Pumps
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Jiangsu Manqi Machinery Co., Ltd. is a professional manufacturer of pump spare parts based in Suzhou, Jiangsu, China. Since our establishment in 2017, we have focused on producing high-quality replacement components for industrial pumps, serving clients across Eastern Europe, Southeast Asia, Africa, and South Asia. The SLOW350-380 Dynamically Balanced Pump Shaft is one of our core products, engineered specifically as a durable steel spare part for Liancheng slurry and process pumps. It is designed to deliver reliable performance in demanding pumping environments, ensuring smooth operation and extended service life.
This pump shaft is manufactured from high-strength steel, with precision machining to meet strict dimensional tolerances. Each shaft undergoes dynamic balancing procedures to minimize vibration during high-speed rotation, protecting both the pump and the motor from unnecessary wear. The SLOW350-380 shaft is directly interchangeable with original Liancheng parts, making it a practical and cost-effective replacement option for maintenance teams and pump service providers.
Key features and benefits of the SLOW350-380 pump shaft include:
High-grade steel material – Provides excellent tensile strength, toughness, and resistance to fatigue, suitable for continuous operation under heavy loads.
Precision machined – Manufactured with CNC equipment to ensure accurate dimensions and smooth surface finish, reducing friction and improving sealing effectiveness.
Dynamic balancing (G2.5 / optional G1.6) – Reduces radial vibration, enhances operational stability, and prolongs bearing and mechanical seal life.
Direct replacement for Liancheng pumps – Designed to match the SLOW350-380 pump configuration, ideal for slurry transfer, tailings handling, and process fluid circulation.
Customizable features – Keyway dimensions, thread sizes, and material grades can be adapted according to your specific pump model or application requirements.
Cost-effective alternative – Provides OEM-comparable performance at a competitive price, helping you reduce maintenance and downtime costs.
Below is a summary of the general specifications for the SLOW350-380 pump shaft:
| Parameter | Specification |
|---|---|
| Shaft Model | SLOW350-380 |
| Suitable Pump Type | Liancheng slurry pump / process pump |
| Material Option | 45# steel, 40Cr, 2Cr13, or other alloys (customizable) |
| Balancing Grade | G2.5 (standard), G1.6 (optional) |
| Surface Finish | Ra 0.8 – 1.6 μm (machined) |
| Heat Treatment | Quenching & tempering / normalizing (according to material) |
| Hardness | HB 220 – 300 (adjustable) |
| Inspection | Dimension check, material test report, dynamic balance report |
Our manufacturing facility covers an area of 10,000–30,000 square meters, equipped with advanced machining and testing equipment. We implement strict quality control procedures from raw material selection to final inspection, ensuring each shaft meets the required industrial standards. With a dedicated team of 11–50 employees, we can handle both small and medium-sized orders with flexible lead times.
Products are packed with care in export-standard wooden cases and shipped via the Port of Shanghai, providing convenient delivery to customers worldwide. We understand that pump downtime is costly, so we prioritize clear communication and reliable dispatch to ensure your operations continue without interruption. For detailed drawings, material certificates, or sample requests, please contact us – our technical team is ready to assist you in finding the most suitable pump shaft solution for your equipment.
Choose the SLOW350-380 dynamically balanced pump shaft from Jiangsu Manqi Machinery to keep your Liancheng slurry and process pumps running efficiently. We invite you to send us your inquiry or pump model details for a prompt quotation. Your satisfaction is our priority, and we look forward to building a lasting business partnership.
Frequently Asked Questions
Q: Is the SLOW350-380 shaft a direct replacement for original Liancheng parts?
A: Yes, the shaft is designed to match the original SLOW350-380 pump specifications. We manufacture based on standard drawings and can also customize according to your sample or blueprint.
Q: What materials are available for this pump shaft?
A: Standard material is high-quality alloy steel. We can also supply 40Cr, 2Cr13 stainless steel, and other materials upon request to suit different slurry or process media.
Q: Does the shaft come with dynamic balancing?
A: Yes, every shaft is dynamically balanced before shipment. The standard balance quality grade is G2.5, and G1.6 is available as an option for high-speed applications.
Q: Can you provide a material test certificate?
A: Yes, a material test report is available for each batch. Additional inspection reports such as hardness test and dimensional report can also be provided upon request.
Q: What is the typical production and delivery time?
A: For standard sizes, production usually takes 7–15 working days after confirmation. Larger quantities or customized specifications may require 20–30 days depending on complexity.
Q: Do you offer custom machining for keyways, threads, or shaft length?
A: Absolutely. We can machine keyways, threads, center holes, and other features according to your drawings. Please provide detailed dimensions for quotation.
Q: What is the minimum order quantity?
A: We accept single-piece trial orders. For bulk orders, we offer better pricing and priority production scheduling.
Q: How do you pack the pump shafts for export?
A: Shafts are protected with oil coating, wrapped with anti-rust paper, and secured in reinforced wooden crates suitable for sea freight.
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