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.
KAXITE Sealing – a leading China-based gasket manufacturer and packing supplier with 25+ years expertise. We engineer spiral wound gaskets, PTFE seals, braided packing, and compression sheets for critical applications. OEM/ODM with full material traceability – factory direct pricing and global shipping.
Modern facility with automated SWG winding, CNC machining, and in-house heat treatment.
Comprehensive testing for sealability, creep relaxation, and tensile strength – certified reports with every order.
Supplying to 40+ countries with established logistics partners for reliable worldwide delivery.
Strict quality checks at every production step – ≤0.01% defect rate.
25+ years custom manufacturing for Europe, USA, Middle East – 500+ molds.
Factory direct pricing – save 20–35% vs. European brands. Volume discounts available.
Quote in ≤2 hours, 24/7 support, real-time order tracking and updates.
Precision gaskets and packing engineered for your sector
SWG, RTJ, Kammprofile for refineries, pipelines, offshore
🧪PTFE, graphite, non-asbestos gaskets for aggressive media
⚡High-temp sealing for turbines, boilers, exhaust systems
💧Rubber, EPDM, and PTFE gaskets for potable and sewage
"Kaxite's spiral wound gaskets delivered 100% leak-free performance in our refinery project. Excellent quality and on-time delivery – a reliable partner."
— Mohammed A., Saudi Aramco Contractor
"We've been sourcing PTFE gaskets and braided packing from Kaxite for 5 years. Consistent quality, competitive pricing, and responsive support."
— John M., USA Valve Manufacturer
A: SS304, SS316, Monel, Inconel for windings; fillers include graphite, PTFE, ceramic fiber, and mica – all ASME B16.20 compliant.
A: Yes. We produce SWGs with inner ring for pressure resistance and outer ring for centering, plus non-standard dimensions for special flanges.
A: MOQ is 10–50 pcs for standard sizes, and we offer free sample service for qualified customers.
A: Every shipment includes MTR and EN 10204 3.1 certificates upon request. Full traceability and compliance guaranteed.
Submit your specifications – we'll provide a detailed quote within 4 hours with full engineering support.
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