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GCCSEAL
Precision Sealing Solutions

High-performance graphite yarn, PTFE packing, gaskets, and sealing materials engineered for extreme industrial environments.

Explore Products

About GCCSEAL

Xixia Jinfangyuan Sealing Materials Co., Ltd. (GCCSEAL CORPORATION), a member of China Friction & Sealing Materials Association (CFSMA), was established in 2004. We specialize in the research, development, and manufacturing of high-performance sealing materials for industrial applications worldwide.

Our mission is to deliver reliable, durable, and cost-effective sealing solutions that meet the rigorous demands of oil & gas, chemical processing, power generation, and heavy machinery industries.

2004
Founded
18+
Countries Served
GCCSEAL Manufacturing Facility

Our Products

Engineered for performance, durability, and reliability in extreme conditions. Explore our range of sealing materials.

Graphite Yarn

Graphite Yarn

High-purity flexible graphite yarn for braided seals, excellent thermal stability and chemical resistance.

  • • Pure graphite or with PTFE/lubricant
  • • Temperature: -200°C to +650°C (in air)
  • • Ideal for pumps, valves, and reactors
PTFE Yarn

PTFE Yarn

100% virgin PTFE yarn, non-toxic, low friction, and outstanding chemical inertness.

  • • Pure expanded PTFE construction
  • • Temp Range: -260°C to +260°C
  • • FDA compliant options available
Graphite Packing

Graphite Packing

Braided sealing packing for high-temperature and high-pressure applications.

  • • Reinforced with Inconel, copper, or glass fiber
  • • Resists steam, acids, and solvents
  • • Used in turbines and rotary equipment
PTFE Packing

PTFE Packing

Low-emission braided packing with excellent anti-extrusion properties.

  • • Virgin PTFE or filled variants
  • • Low friction coefficient
  • • Suitable for food & pharma
Gasket Material

Graphite Gaskets

Flexible graphite sheet gaskets for flange sealing under thermal cycling.

  • • High recovery and resilience
  • • Compressibility: 10–25%
  • • Non-asbestos, eco-friendly
Sealing Sheet

PTFE Sheets

Molded and skived PTFE sheets for custom gasket fabrication.

  • • Thickness: 0.5mm to 50mm
  • • Virgin or filled (glass, carbon, bronze)
  • • Dielectric and non-stick properties
Insulation Material

Thermal Insulation

High-temp insulation materials for sealing systems in extreme environments.

  • • Withstands up to 1000°C
  • • Low thermal conductivity
  • • Fire-resistant and non-toxic
Raw Material

Expanded Graphite

High-purity expanded graphite flakes for in-house processing and customization.

  • • Fixed carbon: 98–99.9%
  • • Particle size: 20–300 mesh
  • • Used in battery & aerospace

Why Choose GCCSEAL?

Engineered excellence backed by decades of industrial experience.

Certified Quality

Member of China Friction & Sealing Materials Association (CFSMA). ISO-compliant manufacturing processes.

High Performance

Materials tested for extreme temperatures, pressures, and corrosive environments. Long service life.

Global Support

Exported to 18+ countries. Fast delivery, technical support, and custom solutions available.

20+
Years Experience
500+
Industrial Clients
18+
Countries
99.8%
Satisfaction Rate

Frequently Asked Questions

What is the temperature range for graphite packing?

Flexible graphite packing can operate from -200°C to +650°C in oxidizing environments and up to +3000°C in inert atmospheres.

Are your PTFE products FDA compliant?

Yes, we offer virgin PTFE yarns and sheets that meet FDA 21 CFR 177.1550 standards for food and pharmaceutical applications.

Can you customize gasket sizes?

Absolutely. We provide die-cutting and waterjet cutting services for custom gasket fabrication based on your specifications.

What certifications do you hold?

We are a member of the China Friction & Sealing Materials Association (CFSMA). Our processes follow international quality standards.

Get in Touch

For product inquiries, technical support, or custom solutions, reach out to our team.

Contact Information

Address: No.8, Industrial Road, North Industrial Park, Xixia County, Henan Province

Phone: 0086-574-81330392

Fax: 0086-574-63837905

Email: sales@gccseal.com

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