Spiral Wound Gaskets, Expanded Graphite Gaskets, Ring Joint Gaskets & PTFE Gaskets Manufacturer | Ningbo Kaxite Sealing Materials Co., Ltd.

WHY CHOOSE US

ODM/OEM Experience

Over 10+ years ODM/OEM experience in manufacturing spiral wound gaskets, graphite gaskets and PTFE sealing products. Professional supply chain management and custom design for any industrial sealing need.

Imported Equipment

Well-equipped factories with automated spiral wound gasket winders, CNC punching machines, and precision stamping lines ensuring consistent quality for ring joint gaskets.

Certification

ISO 9001:2015 certified. Materials comply with ASME, DIN, BS standards. Third-party tests available.

Custom Design

OEM orders: gaskets manufactured based on 2D/3D drawings or samples. Flexible production for spiral wound gaskets with inner/outer rings.

Quality Control

Strict raw material inspection, in-process monitoring, and final dimension/performance tests. Every batch is traceable.

Competitive Price

Direct factory pricing. Competitive prices on spiral wound gaskets, expanded graphite sheets, and braided packings.

Frequently Asked Questions

Q: What types of gaskets do you manufacture?

A: Spiral wound, expanded graphite, ring joint (oval/octagonal), PTFE, double jacketed, corrugated, rubber gaskets. Customizable to ASME, DIN, or drawings.

Q: Can you provide samples or custom sizes?

A: Yes, OEM/ODM welcome. Custom sizes, materials (graphite, PTFE, mica, etc.), and inner/outer rings available. Sample orders accepted.

Q: What is your typical lead time?

A: Standard: 7-15 days. Customized: 20-30 days. Fast express for samples.

Q: What filler materials are available for spiral wound gaskets?

A: Graphite, PTFE, mica, ceramic fiber, and non-asbestos. Suitable for different temperature/pressure conditions.

Q: Do you produce API 6A ring joint gaskets for oil & gas?

A: Yes, we manufacture R, RX, BX style ring joint gaskets in stainless steel, soft iron, and Inconel, meeting API 6A and ASME B16.20 standards.

Q: Can you provide 3rd party inspection or test reports?

A: Absolutely. We support SGS, BV, or other third-party inspections. Material certificates (EN 10204 3.1) and hydrostatic test reports are available.

About Us

Ningbo Kaxite Sealing Materials Co., Ltd. (KAXITE) is a leading Chinese manufacturer and supplier of high-performance sealing solutions, established in 2009. We specialize in the R&D and production of Spiral Wound Gaskets, Expanded Graphite Gaskets, Ring Joint Gaskets, PTFE Gaskets, braided packings, compression sheets, flange insulation kits, and PTFE products. Our 10,000㎡ facility houses advanced CNC winding machines, hydraulic presses, and automated cutting systems, ensuring precision for every order.

With ISO 9001:2015 certification and a dedicated quality control lab, KAXITE guarantees strict adherence to ASME, DIN, and API standards. We serve the oil & gas, petrochemical, power generation, marine, and pharmaceutical industries, exporting to over 60 countries. Our engineering team offers custom design support based on 2D/3D drawings or samples, providing fast turnaround and competitive factory pricing.

KAXITE at a Glance

Founded	2009
Certification	ISO 9001:2015
Main Products	Spiral Wound Gaskets, Expanded Graphite Gaskets, Ring Joint Gaskets, PTFE Gaskets, Braided Packings
Export Markets	60+ countries (USA, Germany, Japan, South Korea, Middle East, etc.)
Factory Area	10,000 ㎡
Standards	ASME, DIN, API, BS

Typical Applications: Heat exchangers, pressure vessels, valves, pumps, compressor flanges, pipe joints, and reactor sealing.

Online

We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy

Reject Accept

WHY CHOOSE US

ODM/OEM Experience

Imported Equipment

Certification

Custom Design

Quality Control

Competitive Price

Frequently Asked Questions

Featured Products

Spiral Wound Gasket with Inner and Outer Ring

Standard Spiral Wound Gasket

Spiral Wound Gasket with Outer Ring

Inner and Outer Ring Of SWG

Expanded PTFE Joint Sealant Tape

Expanded PTFE Joint Sealant Gasket Tape with adhesive

HDPE Board

HDPE Rod

Synthetic Stone

Anti-Static Synthetic Stone

PTFE Bearing Strip Teflon Guide Tape

Double Head Sheet Nibbler Cutter