HTSEAL New Material Co., Ltd. | Advanced Sealing Solutions

About HTSEAL New Material Co., Ltd.

HTSEAL New Material Co., Ltd. is a leading manufacturer and exporter of advanced sealing materials based in China. With years of expertise in industrial sealing solutions, we specialize in producing high-quality graphite and PTFE-based products designed for extreme temperature, pressure, and corrosive environments.

Our product line includes graphite yarn, graphite sheets, PTFE tapes, gaskets, and custom-engineered sealing components used across oil & gas, chemical processing, power generation, and manufacturing industries.

Trusted by Global Industrial Leaders

Our Premium Products

Engineered for reliability and performance in demanding industrial environments.

Graphite Yarn

High-purity flexible graphite yarn ideal for braided packing and high-temperature sealing applications.

• Temperature resistance: up to 500°C (in air)
• Excellent chemical resistance
• Available in various diameters and densities

Graphite Sheet

Flexible graphite sheets for gasketing, heat shielding, and electrical grounding.

• Density: 1.0–1.8 g/cm³
• Thickness: 0.4mm to 3.0mm
• Custom die-cutting available

Graphite Tape

Pre-cut graphite tape for easy installation in flange sealing and expansion joints.

• Widths: 10mm to 100mm
• Thickness: 0.4mm to 1.5mm
• High compressibility and recovery

Graphite Yarn with Inconel Wire

Reinforced graphite yarn with Inconel core for enhanced tensile strength and durability.

• Inconel 600 or Inconel 625 core
• Ideal for dynamic sealing
• Superior resistance to creep

PTFE Yarn

Pure PTFE filament yarn for chemical-resistant packing and thread sealing.

• Chemical inertness across pH range
• Operating temp: -200°C to +260°C
• Low coefficient of friction

Graphited PTFE Yarn

PTFE yarn filled with graphite for improved thermal conductivity and anti-static properties.

• Enhanced thermal dissipation
• Reduces electrostatic buildup
• Used in pumps and valves

PTFE Tape (China)

High-density PTFE sealing tape for threaded pipe joints and general-purpose sealing.

• Standard and premium grades
• Widths: 12mm, 19mm, 25mm
• Rolls of 10m, 20m, 50m

PTFE Sheet

Virgin and filled PTFE sheets for gaskets, liners, and insulating components.

• Thickness: 0.5mm to 50mm
• ASTM D1710 compliant
• Machinable to custom shapes

PTFE Gasket

Precision-cut PTFE gaskets for chemical and pharmaceutical equipment.

• Full-face and ring-type designs
• FDA-compliant options
• Custom flange standards (ANSI, DIN, JIS)

Graphite Gasket

High-performance flexible graphite gaskets for heat exchangers, reactors, and turbines.

• Temperature range: -200°C to 500°C
• High thermal conductivity
• Excellent recovery after compression

Custom Gaskets

Tailored sealing solutions based on customer specifications and OEM requirements.

• CAD/CAM design support
• Prototype and volume production
• Material testing and certification

Graphite with PTFE

Composite materials combining graphite and PTFE for balanced performance.

• Hybrid yarns and sheets
• Optimized for wear and chemical resistance
• Used in aggressive media environments

Why Choose HTSEAL?

Engineered excellence backed by quality and reliability.

High Temp Resistant

Materials tested up to 500°C in oxidizing environments, ideal for extreme thermal conditions.

Chemical Resistant

Inert to most acids, alkalis, and solvents, ensuring long-term performance in corrosive settings.

Industrial Grade

Manufactured under strict quality control to meet international industrial standards.

Global Delivery

Reliable logistics network serving customers across Asia, Europe, and North America.

Frequently Asked Questions

Find answers to common inquiries about our products and services.

What is the temperature range for your graphite products?

Our flexible graphite materials can withstand continuous use up to 500°C in air and up to 3000°C in inert atmospheres.

Are your PTFE products FDA compliant?

Yes, we offer FDA-compliant PTFE materials suitable for food, beverage, and pharmaceutical applications.

Can you produce custom gasket sizes?

Absolutely. We provide full customization including size, shape, thickness, and material composition based on your drawings or samples.

What certifications do you hold?

Our manufacturing processes follow ISO 9001 standards. Material test reports and RoHS compliance documentation are available upon request.

How do I place an order?

You can contact us directly through the official website to discuss your requirements and receive a quotation.

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