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Help CenterKZA100-250 Pump Mechanical Seal for Chemical Processing 304 SS Metal Bellows
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Jiangsu Manqi Machinery Co., Ltd. presents the KZA100-250 Pump Mechanical Seal, engineered specifically for demanding chemical processing environments. As a dedicated manufacturer since 2017 with a factory spanning over 10,000 square meters, we integrate years of industry expertise into every seal we produce. This 304 SS metal bellows design offers superior corrosion resistance and durability, making it an optimal solution for handling aggressive chemicals, high temperatures, and challenging operating conditions. Our commitment to quality control and precision manufacturing ensures that this seal delivers reliable leakage prevention and extended service life for your critical pumping equipment.
Key Features and Specifications
304 Stainless Steel Bellows: Offers excellent resistance to corrosion from a wide range of chemicals, ensuring long-term performance.
Metal Bellows Design: Eliminates dynamic O-rings, reducing wear points and allowing for higher temperature and pressure capabilities.
Precision-Machined Seal Faces: Available in carbon vs silicon carbide or other optional materials, tailored to your specific fluid and operating parameters.
Compatibility with KZA100-250 Pumps: Designed as a direct replacement for standard mechanical seals in this popular pump model, minimizing installation downtime.
High Temperature Tolerance: Operates reliably across a wide temperature range (-20°C to 220°C), suitable for both hot and cold chemical media.
Robust Construction: Built to withstand high rotational speeds up to 3600 rpm and moderate pressure conditions (up to 2.5 MPa).
Technical Specifications (Table)
| Parameter | Value |
|---|---|
| Model No. | KZA100-250 |
| Material of Bellows | 304 Stainless Steel |
| Max Working Pressure | 2.5 MPa (standard) |
| Temperature Range | -20°C to +220°C |
| Max Rotational Speed | 3600 rpm |
| Seal Face Options | Carbon, Silicon Carbide, Tungsten Carbide (optional) |
| Secondary Seals | Viton, EPDM, or NBR (customizable) |
Advantages for Your Chemical Processing Needs
Enhanced Leak Prevention: The metal bellows design ensures a dynamic seal without O-ring slip, drastically reducing leakage risk in corrosive environments.
Extended Service Life: 304 SS resists pitting and stress corrosion cracking, even in chloride-containing media, leading to longer intervals between replacements.
Easy Installation: Pre-assembled and precisely dimensioned to match KZA100-250 pump shafts, reducing maintenance downtime.
Cost-Effective: By combining durability with competitive pricing, our seal reduces total cost of ownership over time.
Versatile Compatibility: Suitable for water, acids, alkalis, salts, and many organic chemicals. Always check chemical compatibility with our technical team.
At Jiangsu Manqi Machinery Co., Ltd., we leverage our 10,000–30,000 square meter manufacturing facility and a dedicated team of 11–50 professionals to produce mechanical seals that meet international standards. Our products are shipped globally via the Port of Shanghai, serving markets in Eastern Europe, Southeast Asia, Africa, and South Asia. With an annual export value below US$1 million, we focus on delivering high-quality, cost-effective solutions tailored to regional requirements. Every seal undergoes rigorous quality checks to ensure dimensional accuracy and material integrity. We stand behind our products and offer customization options to meet your specific pump and process demands.
Ready to upgrade your chemical processing pump’s reliability? Contact us today for a quote or technical consultation. Our experienced team is available to discuss your application and provide the ideal sealing solution. Choose Jiangsu Manqi Machinery for dependable performance and professional support.
Frequently Asked Questions (FAQ)
Q: Is this mechanical seal compatible with pumps other than KZA100-250?
A: The KZA100-250 is specifically designed for that pump model. For other pump models, please provide your pump shaft diameter and seal cavity dimensions, and we can recommend a suitable seal.Q: What chemicals can this seal handle?
A: The 304 SS bellows offers good resistance to many chemicals, including water, mild acids, alkalis, and organic solvents. For highly corrosive media like strong hydrochloric acid, we may recommend a higher-grade alloy. Please consult our technical team.Q: Can the seal face material be customized?
A: Yes. Standard options include carbon vs silicon carbide. We also offer tungsten carbide and other combinations upon request. Indicate your required face materials when ordering.Q: What is the maximum operating temperature?
A: The standard seal operates up to 220°C. For higher temperature applications, special materials or design modifications are available — please contact us.Q: Is the seal pre-assembled and ready to install?
A: Yes, each seal is factory-assembled and tested. Installation instructions are provided. Ensure your pump shaft and stuffing box are clean before installation.Q: Do you offer a warranty?
A: We provide a standard warranty against manufacturing defects. The warranty period can be discussed based on application conditions. Contact our sales team for details.Q: What is the typical lead time?
A: For standard sizes, lead time is usually 7–15 days after order confirmation. Custom orders may require longer. We ship via Port of Shanghai.Q: Can I get a sample before bulk order?
A: Yes, sample orders are welcome. We can provide one or a few pieces for testing. Sample cost and shipping are negotiable.
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