Yuheng Sealing Material Co., Ltd | Professional Sealing Solutions

About Yuheng

Hejian Yuheng Sealing Materials Co., Ltd. is a professional manufacturer of sealing products. Over the years, we have developed various sealing materials and products that are resistant to high and low temperatures, high pressure, and acid and alkali corrosion.

Our mission is rooted in technology-first innovation and market-oriented solutions. We are committed to providing customers with high-quality products and services through a sincere and dedicated spirit.

Expertise in extreme environment sealing

Years of industrial experience and R&D

Global distribution and customer support

Corporate Culture

Guided by innovation, driven by quality.

"Technology First and Market Oriented"

We believe in leading with advanced technology while staying closely aligned with market needs. Our team delivers high-quality sealing solutions with a sincere and dedicated spirit, ensuring every customer receives reliable, long-lasting performance.

Our Products

Engineered for durability and performance in the most demanding industrial environments.

EPDM Rubber Seals

Ethylene Propylene Diene Monomer (EPDM) rubber seals ideal for outdoor and weather-resistant applications. Resistant to UV, ozone, and extreme temperatures.

• Temperature Range: -50°C to +150°C
• Excellent weather resistance
• Used in automotive and HVAC systems

Aramid Fiber Packing

High-strength aramid-based packing for dynamic sealing in pumps and valves. Offers excellent resistance to wear and high temperatures.

• Max Temp: Up to 280°C
• Low friction coefficient
• Ideal for chemical processing

Carbon Fiber Packing

Reinforced carbon fiber packing with superior thermal conductivity and mechanical strength. Suitable for high-speed shafts.

• High thermal stability
• Low thermal expansion
• Resistant to most chemicals

Flexible Graphite Packing

Pure flexible graphite packing for high-temperature and high-pressure applications. Self-lubricating and chemically inert.

• Temp Range: -200°C to +650°C (inert)
• Excellent conformability
• Used in refineries and power plants

Polytetrafluoroethylene (PTFE) Packing

Pure PTFE packing offering unmatched chemical resistance and low friction. Ideal for aggressive media and food-grade applications.

• Chemically inert to most substances
• Operating Temp: -200°C to +260°C
• FDA compliant options available

High Water-Based Packing

Environmentally friendly packing material formulated with high water content for reduced emissions and improved safety.

• Low environmental impact
• Suitable for water pumps
• Reduced fugitive emissions

Ramie Fiber Packing

Natural ramie fiber-based packing with good mechanical strength and biodegradability. Used in eco-conscious industrial settings.

• Renewable raw material
• Moderate temperature resistance
• Biodegradable and sustainable

High Carbon Fiber Packing

Enhanced version with increased carbon content for superior heat dissipation and wear resistance in heavy-duty applications.

• Superior thermal conductivity
• Extended service life
• Ideal for high-load machinery

Why Choose Yuheng?

Engineered excellence backed by decades of industrial expertise.

Reliability

Our sealing products are tested under extreme conditions to ensure long-term performance and safety.

Innovation

We continuously develop new materials and designs to meet evolving industrial challenges.

Global Reach

Serving clients across industries worldwide with consistent quality and on-time delivery.

Customer Focus

We listen, adapt, and deliver tailored sealing solutions that meet your exact requirements.

15+

Years in Industry

50+

Global Clients

200+

Product Variants

99.8%

Customer Satisfaction

Frequently Asked Questions

Find answers to common inquiries about our sealing materials.

What is EPDM rubber used for?

EPDM (Ethylene Propylene Diene Monomer) rubber is commonly used in outdoor applications due to its excellent resistance to UV, ozone, and weathering. It's widely used in automotive seals, roofing membranes, and HVAC systems.

Can your products handle high pressure?

Yes, our sealing materials are specifically engineered to withstand high-pressure environments, including industrial pumps, valves, and hydraulic systems.

Are PTFE products chemically resistant?

Absolutely. Polytetrafluoroethylene (PTFE) is known for its exceptional chemical inertness, making it ideal for use with aggressive acids, bases, and solvents.

Do you offer custom sealing solutions?

Yes, we provide customized sealing products based on specific size, material, and performance requirements. Contact us for technical consultation.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to reach our team.

Visit Official Website

Email: yh@yuhengmifeng.com

Phone: 008618730779696

Address: Liu Gu Si Town Xiao Bao Che Village, Hejian City, Cangzhou, Hebei Province

Advanced Sealing Solutions for Extreme Environments