● ISO 9001 CERTIFIED SUPPLIER
Ningbo Kaxite Sealing Materials Co., Ltd. is a China-based ISO 9001 certified manufacturer with over 30 years of experience in the sealing industry. We specialize in the production of gaskets, braided packing, compression sheets, PTFE, and PEEK sealing solutions, serving procurement professionals in 40+ countries across oil & gas, chemical processing, power generation, marine, and general industrial sectors.
We help you reduce supply chain risk through consistent quality, on-time delivery (15-30 days standard), competitive factory-direct pricing, and responsive technical support backed by our in-house engineering team of 21-30 professionals.
Established in 1996, Ningbo Kaxite Sealing Materials Co., Ltd. has grown from a specialized trading company into a globally recognized manufacturer and exporter of industrial sealing products. Our journey is defined by a continuous commitment to innovation, quality, and customer service.
We operate a modern 10,000+ sqm manufacturing facility in Ningbo, China, equipped with advanced production lines for gaskets, braided packing, compression sheets, and precision-machined PTFE and PEEK components. Our products are engineered to meet international standards including ASME B16.20, DIN, BS, and JIS, ensuring compatibility with global industrial requirements.
Here is how Kaxite answers the five most critical sourcing questions.
Yes. ISO 9001 certified with 100% dimensional inspection, helium leak testing, and full material traceability on every batch. We also offer EN 10204 3.1 material certificates.
Standard 15-30 working days after sample approval. Expedited options available for urgent requirements. We maintain strategic raw material inventory to reduce turnaround times.
Absolutely. Our in-house engineering team provides CAD design, material selection guidance, pressure-temperature rating calculations, and custom drawing verification to ensure perfect fitment.
We manage all logistics – sea freight, air freight, or express courier – with full customs documentation. We offer FOB Ningbo, CIF, and EXW terms to suit your procurement requirements.
Flexible MOQs starting from 50 pieces for standard items, with lower MOQs available for samples. Competitive wholesale pricing with volume discounts and long-term contract pricing available.
● MANUFACTURING EXCELLENCE
Our 10,000+ sqm facility in Ningbo, China, is equipped with advanced winding machines, braiding equipment, CNC machining centers, and compression molding lines. We operate under ISO 9001:2015 quality management systems with full traceability from raw material to finished product.
Certifications: ISO 9001:2015, ASME B16.20, EN 10204 3.1, SGS Tested
Testing Capabilities: Helium leak testing, torque verification, salt spray corrosion testing, tensile strength analysis
Our sealing solutions are trusted across critical industrial sectors worldwide.
Refineries, pipelines, wellhead equipment, offshore platforms – spiral wound and ring joint gaskets for high-pressure, high-temperature service.
Reactors, heat exchangers, pumps, valves – PTFE gaskets and packing for corrosion resistance in aggressive chemical environments.
Steam turbines, boiler feed pumps, nuclear and thermal plants – graphite and carbon fiber packings for extreme temperature resistance.
Shipbuilding, offshore platforms, ballast systems – corrosion-resistant seals for seawater and marine fuel applications.
Digesters, refiners, slurry pumps – aramid and acrylic packings for abrasion resistance and hot water sealing.
Manufacturing, food processing, pharmaceutical, water treatment – standard and custom sealing solutions for every application.
Real feedback from our global supply chain partners across 40+ countries.
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Kaxite's spiral wound gaskets saved us 30% compared to European suppliers, with the same ASME certification. Their engineering support was outstanding – they provided custom drawings within 48 hours.
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We have used Kaxite for PTFE gaskets and braided packing for 5 years across three different facilities. Quality is consistent, delivery always on time, and their team responds to our technical queries within hours.
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The custom SWG rings we ordered for a petrochemical project were perfect – accurate dimensions, proper material certification, and delivered two weeks ahead of schedule. Will definitely order again.
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We have been sourcing graphite sheets and packing from Kaxite for our power plant maintenance. Their product quality and competitive pricing have made them our preferred supplier.
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Kaxite's ability to handle custom PTFE machining requirements has been exceptional. They produce complex shapes with tight tolerances that other suppliers could not achieve.
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Our logistics team appreciates Kaxite's professional packaging and documentation. Every shipment arrives with proper material certificates and customs paperwork ready.
● OUR JOURNEY
From a trading company in 1996 to a global manufacturer trusted by 40+ countries – our journey is built on quality, reliability, and long-term partnerships. We have continuously invested in technology, capacity, and talent to serve the evolving needs of our customers.
● YOUR SUPPORT TEAM
Dedicated professionals ready to assist with your procurement needs from inquiry to delivery. Our team combines technical expertise with responsive communication.
21-30 professionals ready to support your requirements 24/7
Kaxite products are trusted by industrial clients across every major continent. Over 80% of our production is exported to more than 40 countries.
FOB Ningbo – Fast shipping to any global destination via sea, air, or express. We handle full documentation and customs clearance.
The principles that guide our commitment to procurement partners worldwide.
Continuous investment in R&D to stay ahead of industry demands, developing new materials and improved sealing technologies.
Every product undergoes rigorous testing to meet international standards like ASME B16.20, ISO 9001, and EN 10204 3.1.
Building lasting partnerships through personalized service, responsive communication, and proactive problem-solving at every stage.
Understanding and adapting to diverse market requirements, cultural nuances, and regulatory standards across 40+ countries.
Developing environmentally responsible sealing solutions that meet modern ESG standards and help our customers achieve their sustainability goals.
Operating with honesty, clear communication, and unwavering ethical standards in all dealings – from quotation to delivery.
Our streamlined process makes it easy to source custom sealing solutions from Kaxite.
Submit your specifications – material, size, quantity, drawings, and application details.
Receive competitive pricing, lead time, and pre-production samples for verification.
Full production with strict quality control, private labeling, and material certificates.
On-time shipping with tracking, customs documentation, and ongoing after-sales support.
Contact our procurement support team today for a quick quote, product samples, or to discuss your custom sealing requirements. We respond within 24 hours.
[email protected] | 0086-574-87527771 | 24/7 Inquiry Support
