This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Precision Mechanical Seals for Demanding Environments

WanYu Mechanical Co., Ltd. is a trusted manufacturer and exporter of high-performance mechanical seals, O-rings, bellow seals, and OEM sealing solutions for industrial pumps including FLYGT, GRUNDFOS, ITT, and Xylem.

Mechanical Seal Product Seal Assembly Industrial Seal

About WanYu Mechanical

NingBo WanYu Mechanical Seals LTD. is a professional manufacturer and exporter of all kinds of mechanical sealing solutions. With years of experience, we specialize in Single and Multi Spring Mechanical Seals, Cartridge Seals, FLYGT Pump Mechanical Seals, Grundfos Pump Seals, ITT and Xylem Pump Seals, Flygt Plug-in Seals, Gaskets, O-rings, and OEM custom sealing systems.

Our products are engineered for reliability, durability, and performance in harsh industrial environments. We serve global clients across water treatment, chemical processing, oil & gas, and power generation industries.

Industrial Expertise

Pump seals for critical applications

OEM Solutions

Custom seals tailored to your needs

Factory or Workshop

Our Product Range

High-quality mechanical seals designed for reliability, efficiency, and long service life in industrial pumping systems.

FS-90mm Seal

FS-90mm

High-performance mechanical seal for industrial pumps, suitable for abrasive and corrosive environments.

Type: Cartridge Seal
WYFET Seal

WYFET

Advanced elastomer bellow shaft seal with excellent chemical resistance and thermal stability.

Type: Bellow Seal

WY5860

Multi-spring mechanical seal ideal for high-pressure applications in chemical and process industries.

Type: Multi-Spring

WY320

Compact single spring seal for clean water and light-duty applications. Easy installation and maintenance.

Type: Single Spring

WY300A

Flygt plug-in mechanical seal with quick-connect design for submersible pumps and wastewater systems.

Type: Plug-in Seal

WY300Q

High-flow mechanical seal for Grundfos and similar pump models. Optimized for continuous operation.

Type: Pump Seal

PTFE Wedge Seal

Chemically inert PTFE-based wedge seal for aggressive media. Resistant to acids, solvents, and high temperatures.

Material: PTFE

O-Rings & Gaskets

Precision-engineered O-rings and gaskets in various elastomers including NBR, EPDM, Viton, and silicone.

Custom Sizes Available

Metal Bellow Seals

Hermetically sealed metal bellow technology for zero leakage in critical process applications.

Zero Emission Design

OEM Custom Seals

Tailored sealing solutions based on customer drawings, samples, or specifications. Fast turnaround.

Made to Order
View All Products on Official Site

Why Choose WanYu Seals?

Our commitment to quality, innovation, and customer service sets us apart in the global sealing industry.

Reliability

Engineered for long service life under extreme pressure, temperature, and chemical exposure.

Precision Manufacturing

CNC-machined components with tight tolerances ensure consistent performance and leak-free operation.

Global Support

Exported to multiple countries with responsive technical support and after-sales service.

Customization

OEM and ODM services available. We adapt to your specific pump models and operational needs.

Material Diversity

Wide selection of seal face materials: Silicon Carbide, Tungsten Carbide, Ceramic, Graphite, and more.

Quality Certified

Rigorous testing and inspection processes ensure every seal meets international standards.

15+
Years Experience
50+
Countries Served
10M+
Seals Produced
99.2%
Customer Satisfaction

Frequently Asked Questions

What types of mechanical seals do you manufacture?

We produce a wide range including single and multi-spring mechanical seals, cartridge seals, bellow seals (elastomer and metal), PTFE wedge seals, O-rings, gaskets, and OEM custom solutions for FLYGT, GRUNDFOS, ITT, Xylem, and other pump brands.

Can you provide custom seals based on our drawings?

Yes, we offer full OEM and ODM services. You can send us your technical drawings, samples, or specifications, and we will manufacture seals to your exact requirements.

What materials are available for seal faces and elastomers?

Seal face materials include Silicon Carbide, Tungsten Carbide, Ceramic, and Graphite. Elastomers include NBR, EPDM, Viton, PTFE, and Silicone, depending on chemical compatibility.

Do you export internationally?

Yes, we export to over 50 countries worldwide. Our products are used in water treatment, chemical processing, oil & gas, and power generation industries globally.

What is the lead time for orders?

Standard products are typically shipped within 7–15 days. Custom OEM orders may take 2–4 weeks depending on complexity and quantity.

Get in Touch

For inquiries, quotes, or technical support, please visit our official website to contact the WanYu team directly.

Company

Ning Bo WanYu Mechanical Sales Co., Ltd.

Address

Ningbo Fenghua Shang Tian Zhen Da Ao industrial area

Phone

0086-0574-88636813

Fax

0086-0574-88632307

Email

[email protected]

Website

www.wanyuseal.com

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact [email protected] via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系[email protected] 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact [email protected]

如果您是其他域名合作 也请联系[email protected]