Spiral Wound Gaskets Manufacturer in China – ASME B16.20 & API 601
ISO 9001:2015 certified factory. SS304, SS316, SS316L, Monel, Inconel windings with graphite, PTFE, ceramic or mica fillers. Inner & outer rings, up to 3000 mm OD. MOQ 50 pcs, free samples, quote within 24 hours.
Metal Gaskets & SWG Rings – Factory Direct Wholesale Prices
Competitive bulk pricing on spiral wound gaskets, inner rings, outer rings and metal gaskets. ISO 9001:2015 certified. MTC per EN 10204 3.1 with every order. Fast 15–30 day lead time.
Braided Packing & Sealing Solutions for Valves, Pumps & Rotating Equipment
PTFE, graphite, aramid & carbon fiber braided packings. Custom sizes, die-formed rings and spools available. OEM/ODM supported. Free samples for bulk buyers.
ISO 9001 & ASME Certified
Custom Gasket Manufacturer – Design, Engineer & Produce to Your Spec
Kaxite Sealing delivers custom gaskets, foam gaskets, thermal gaskets, jacket gaskets and industrial seals built to your exact material, size and performance requirements. 10+ years of OEM/ODM experience, exporting to 100+ countries.
MOQ 50 pcs Lead Time 15–30 Days OEM/ODM Free Samples FOB / EXW / CIF
Kaxite in Numbers
10+ Years Experience
100+ Countries Served
1000+ Custom Designs
Factory direct pricing, batch traceability per EN 10204 3.1, and engineering support for every order.
ISO 9001
Certified Quality System
OEM/ODM
Full Customization
100%
Customizable
MTC 3.1
Batch Traceability
Gasket Solutions by Application
From electronics to heavy industry, we design and manufacture sealing solutions for every environment.
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Electronics & Enclosures
Foam gaskets, EMI/RFI shielding, weather seals for IP-rated enclosures.
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Industrial Machinery
Thermal gaskets, oil-resistant seals and anti-vibration mounts for heavy equipment.
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Automotive & Engine
Exhaust gaskets, oil pan seals and head gaskets in custom materials and thickness.
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Chemical & Petrochemical
PTFE, expanded graphite and jacket gaskets for aggressive media and high temps.
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Oil & Gas
Ring joint, spiral wound and metallic gaskets for pipelines and refineries.
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Medical & Pharma
FDA-compliant silicone and PTFE seals for sterile, high-purity environments.
Why Choose Kaxite?
- ✓ Design & Engineering – CAD, 3D modeling, material selection
- ✓ Wide Material Range – rubber, PTFE, graphite, metal, foam, mica
- ✓ Prototyping & Testing – fast samples, pressure/temp validation
- ✓ Any Shape, Any Size – from 5 mm to 5000 mm diameter
- ✓ Global Standards – ASME, DIN, BS, JIS, API, ISO
- ✓ Cost-Effective – competitive wholesale pricing
ISO 9001 ASME FDA RoHS
Custom Gasket Capabilities
Materials: NBR, EPDM, Silicone, Neoprene, Viton, PTFE, Graphite, Mica
Types: Spiral wound, Ring joint, Kammprofile, Corrugated, Jacket, Foam
Thickness: 0.2 mm – 50 mm
Diameter: DN10 – DN3000+
Pressure: Up to 3000 bar
Temperature: -200°C to +650°C
Full Custom OEM/ODM
Frequently Asked Questions
Q: What custom gasket materials do you offer?
A: We provide a full range including rubber (NBR, EPDM, silicone, Viton), PTFE, expanded graphite, mica, cork, metal (copper, stainless steel, Inconel) and composite materials.
Q: Can you design gaskets from my drawings?
A: Yes – we accept CAD files (DWG, DXF, PDF) and can also reverse-engineer from physical samples.
Q: What is your typical MOQ for custom gaskets?
A: For standard materials, MOQ can be as low as 50 pieces. For complex designs, we welcome sample orders.
Q: Do you offer prototyping and testing?
A: Yes – we provide rapid prototyping and can perform pressure, temperature and leak tests.
Q: What certifications do your gaskets hold?
A: Our manufacturing is ISO 9001:2015 certified. Gaskets comply with ASME B16.20, DIN, BS, JIS and API standards.
Q: What is your lead time for custom orders?
A: Prototypes in 7–10 days, production orders in 15–30 days depending on quantity and complexity.
Need a Custom Gasket for Your Application?
Send us your specifications – our engineering team responds within 24 hours with a tailored solution and competitive quote.
Get Your Custom Quote →
About Us
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.View Details
