About Us
About Us
Ningbo Kaxite Sealing Materials Co., Ltd. Ningbo Kaxite Sealing Materials Co., Ltd. is based in Ningbo, Zhejiang Province, China. Kaxite is one of the biggest sealing and heat preservation products manufacturer in China. Kaxite supply the overall solution of Metal Gaskets, Non-metallic Gaskets, Braided Packings, Compressed Gasket Sheets. To assure create more valve for customers from all over the world.Featured Products
PTFE Molded Rods
PTFE Extruded Rod
Discover Kaxite Sealing's PTFE Extruded Rod—an essential solution for high-performance sealing in demanding industrial environments. Crafted from pure PTFE, this rod offers exceptional chemical resistance, low friction, and durability, ensuring reliable performance in harsh conditions. Ideal for engineers and manufacturers, it simplifies maintenance and enhances equipment longevity, providing peace of mind with superior quality. Trust Kaxite Sealing for unmatched precision and innovation—elevate your applications today with this durable, versatile product.
PTFE Skived Sheets
Skived PTFE Teflon Sheet
Discover Kaxite Sealing's premium Skived PTFE Teflon Sheet, expertly crafted for superior sealing and insulation in demanding industrial applications. This high-quality sheet offers exceptional chemical resistance, low friction, and durability, ideal for engineers and manufacturers in aerospace, automotive, and chemical processing. Experience reliable performance and enhanced safety with our unique precision-skiming technology, ensuring consistent thickness and smooth finish. Elevate your projects with Kaxite Sealing's trusted solution for long-lasting protection against harsh environments.
Expanded PTFE Tape
Ptfe Sealant Tape
Discover Kaxite Sealing's Ptfe Sealant Tape, the ultimate solution for leak-proof sealing in plumbing and industrial applications. Made from durable PTFE material, it offers superior resistance to chemicals and extreme temperatures, ensuring long-lasting performance. Ideal for DIY enthusiasts and professionals tackling home repairs or industrial projects, this tape prevents costly leaks and provides peace of mind with every use. Its easy application and high effectiveness set it apart from standard tapes, delivering reliable results. Trust Kaxite Sealing for top-quality sealing solutions that make every job easier and more secure.
PTFE O Ring
PTFE Ring
Kaxite Sealing's PTFE Ring combines durability and chemical resistance for superior sealing across industries. Its high-performance material ensures leak-proof reliability in harsh conditions, enhancing safety and efficiency. Ideal for engineers and manufacturers, this ring transforms operations with unmatched longevity and versatility compared to standard seals. Experience peace of mind and long-term value—choose excellence in every application.
Expanded PTFE Tape
PTFE Tape
Kaxite Sealing PTFE Tape seals pipe threads with unmatched reliability, crafted from premium PTFE for superior leak prevention and easy application. Ideal for DIYers and professionals, it ensures peace of mind in plumbing projects, offering enhanced durability and a smooth finish. Experience lasting protection and upgrade your toolkit today!
Expanded PTFE Tape
Expanded Ptfe Gasket Tape
Kaxite Sealing's Expanded Ptfe Gasket Tape is a premium sealing solution designed for demanding industrial applications. Made from expanded PTFE, it offers superior chemical resistance, durability, and flexibility, making it ideal for professionals in manufacturing, plumbing, and maintenance. Experience leak-free performance and enhanced safety with our easy-to-apply tape, which outperforms traditional gaskets. Trust Kaxite Sealing to deliver reliable, long-lasting protection for your equipment.
Expanded PTFE Tape
Expanded Ptfe Sealant Tape
Kaxite Sealing's Expanded Ptfe Sealant Tape is a premium sealing solution for pipes and joints, offering superior leak-proof protection with its durable PTFE material. Its key advantages include easy application, high-temperature resistance, and long-lasting performance, making it ideal for plumbers, DIY enthusiasts, and industrial users in plumbing, HVAC, or automotive repairs. Users enjoy peace of mind from enhanced safety and reduced maintenance, while its flexibility sets it apart from rigid alternatives. Experience reliable sealing with Kaxite Sealing—your trusted choice for quality assurance.
Modified PTFE Gaskets
Modified PTFE Gasket
Discover Kaxite Sealing's Modified PTFE Gasket, engineered for superior sealing in demanding industrial applications. Its advanced modified PTFE material offers exceptional chemical resistance, durability, and reliability, ensuring leak-free performance under extreme conditions. Ideal for engineers, manufacturers, and maintenance professionals, this gasket enhances efficiency and safety in chemical processing, aerospace, and automotive sectors. Experience peace of mind with reduced downtime and costs. Stand out with our certified quality and cutting-edge technology—choose Kaxite Sealing for unmatched precision and trust.
Expanded PTFE Gaskets
Expanded PTFE Gasket
Kaxite Sealing's Expanded PTFE Gasket offers superior sealing for demanding industrial applications. Its unique expanded PTFE material provides exceptional chemical resistance, flexibility, and durability, outperforming traditional gaskets. Ideal for engineers and maintenance teams in chemical, pharmaceutical, and oil & gas industries, it ensures leak-proof performance even under extreme conditions. Experience peace of mind with reliable, long-lasting seals that reduce downtime and maintenance costs. Choose Kaxite Sealing for cutting-edge sealing solutions that deliver unmatched quality and efficiency.
PTFE Envelope Gaskets
PTFE Envelope Gasket
Discover Kaxite Sealing's PTFE Envelope Gasket: a durable, low-friction sealing solution ideal for chemical and industrial applications. Its PTFE envelope core ensures superior resistance to corrosion and extreme temperatures, providing reliable performance for engineers and maintenance professionals. Experience enhanced safety and efficiency in harsh environments, with a design that outperforms standard gaskets in longevity and versatility. Trust Kaxite Sealing for quality that seals the deal—upgrade your equipment today with this innovative gasket technology.
Pure PTFE Gaskets
Pure PTFE Gasket
Discover the Kaxite Sealing Pure PTFE Gasket, the ultimate solution for superior chemical resistance and durability in industrial sealing. Engineered with pure PTFE, it outperforms competitors, ensuring leak-free performance in harsh environments like chemical processing. Its versatility makes it ideal for engineers and manufacturers seeking reliable, long-lasting seals. Experience peace of mind with enhanced safety and efficiency, backed by our quality commitment. Act now to upgrade your operations.
PTFE Filter Bag
PTFE Filter Bag
Discover Kaxite Sealing's PTFE Filter Bag, a premium solution for superior filtration in demanding industries. Crafted from high-quality PTFE, it offers exceptional chemical resistance, durability, and efficiency, ensuring reliable performance in harsh environments. Ideal for manufacturing, pharmaceuticals, and chemical processing, this bag solves filtration challenges, delivering peace of mind and enhanced productivity. Its unique design and advanced technology set it apart from competitors, providing unmatched value and results.
ISO 9001:2015 Certified
PTFE Sealing Solutions —
PTFE Sealing Solutions —
Engineered for Extreme Conditions
KAXITE supplies high-performance PTFE gaskets, rods, tubes, and packings to chemical, pharmaceutical, and food processing industries across 50+ countries. OEM/ODM with 4.5M annual capacity.
100 pcs
MOQ for Standard
5-7 Days
Sample Lead Time
EXW / FOB / CIF
Flexible Terms
Custom
OEM / ODM Solutions
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Full-Scale PTFE Production
Integrated molding, skiving, and extrusion lines for PTFE sheets, rods, tubes, and custom parts.
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Material Certification Lab
In-house testing for density, tensile strength, and chemical resistance. Certified reports with every order.
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Global PTFE Supply Network
Reliable delivery to Europe, North America, Southeast Asia, and the Middle East.
Industry Solutions
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Chemical Processing
PTFE gaskets, rods, and tubes for aggressive media, reactors, and heat exchangers.
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Pharmaceutical & Food
FDA-compliant PTFE sheets, gaskets, and tubing for sanitary processing.
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Electrical & Electronics
PTFE rods, tubes, and film for high-frequency insulation and wire jacketing.
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Custom OEM / ODM
Precision-machined PTFE parts, custom gaskets, and packing to your drawings.
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✓ ISO 9001:2015 ✓ FDA Compliant ✓ REACH / RoHS ✓ UL 94 V-0 ✓ NORSOK M-710
Frequently Asked Questions
Quick answers about our PTFE sealing solutions
Q: What PTFE products do you manufacture?
A: We produce PTFE sheets (molded & skived), rods (molded & extruded), tubes, gaskets (pure, expanded, envelope, modified), O-rings, packings, tapes, and custom machined parts.
Q: What is your lead time for custom PTFE gaskets?
A: Standard custom gaskets are delivered in 5-7 working days. Complex shapes or large volumes may take 10-15 days. Rush options available.
Q: Do you provide material certificates and test reports?
A: Yes, each shipment includes a material test report covering density, tensile strength, elongation, and chemical resistance. We can also provide third-party lab reports upon request.
Q: Can you support OEM branding and custom packaging?
A: Absolutely. We offer private labeling, custom packaging, and drop-shipping services for distributors and OEM partners worldwide.
Request a Free Quote
Get custom PTFE sealing solutions and price list within 24 hours
News
What are the common applications for Modified PTFE Gaskets in the chemical industry?An overview of the typical uses and benefits of Modified PTFE Gaskets in chemical processing and equipment sealing.
2026-02-19
What are common failure modes for PTFE ring gaskets?Common failure modes for PTFE ring gaskets include cold flow, creep relaxation, chemical degradation, and thermal expansion.
2026-02-13
PTFE hose offers superior chemical resistance and a wider temperature range, while rubber hose provides greater flexibility and is often more cost-effective.
2026-02-12
Graphite PTFE packing is designed for high-speed rotary equipment such as pumps, offering excellent lubrication, chemical resistance, and durability under demanding conditions.
2026-02-11
This article examines the suitability of PTFE hose for demanding food-grade and steam environments, focusing on its non-toxic, non-stick properties and high-temperature resistance to determine if it meets strict safety and performance standards.
2026-07-31
Graphite PTFE packing lifespan varies based on operating conditions, but it typically lasts between 3 to 5 years in standard applications before requiring replacement.
2026-07-23
What is a PTFE ring gasket used for?A PTFE ring gasket is used to create a tight, leak-proof seal between two mating surfaces, especially in applications involving aggressive chemicals, high temperatures, or food-grade processing. Its non-stick, corrosion-resistant properties make it ideal for piping systems, flanges, and equipment in the chemical, pharmaceutical, and water treatment industries.
2026-07-15
What are the properties of PTFE molded rods?PTFE molded rods exhibit outstanding chemical inertness, a low coefficient of friction, a wide operating temperature range, and superior dielectric strength, making them ideal for demanding sealing, bearing, and insulation applications.
2026-07-07
How to select the right grade of extrusion PTFE rod?Learn how to choose the correct grade of extruded PTFE rod for your application by understanding key factors like mechanical properties, temperature resistance, chemical compatibility, and industry standards.
2026-06-29
How do you clean PTFE sheet?Learn the proper methods for cleaning PTFE sheets to maintain their non-stick and chemical-resistant properties without causing damage.
2026-06-19
What are the common applications of PTFE molded sheets?PTFE molded sheets are widely used in chemical processing equipment, electrical insulation, food and pharmaceutical machinery, and sealing applications due to their excellent chemical resistance, low friction, and high-temperature stability.
2026-06-18
How to cut and machine PTFE skived sheet?PTFE skived sheet is a thin, flexible fluoropolymer film with excellent chemical resistance and low friction. Proper cutting and machining techniques are essential to achieve clean edges and precise dimensions without damaging the material. This guide covers essential methods, recommended tools, and key considerations for working with PTFE skived sheet.