What are the lead times for production?

Lead times vary by season: during peak season, it takes one month; during the off-season, production is completed within 15 workdays.

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments to accommodate various transaction needs.

What are the typical applications for this gasket?

It is designed for demanding environments involving flanges, shaft seals, and heat exchangers, offering wear resistance and protection against erosion and implosion.

High-Performance Spiral Winding Gasket with Monel Inner Ring and Mica Winding

Name: High-Performance Spiral Winding Gasket with Monel Inner Ring and Mica Winding
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2079233062

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10-0.20

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Metal+Non-Metal

Application

Flanges

Model NO.

XINSEN-SD

Type

Shaft Seal

Performance

Wear

Shape

O-Ring

Standard

Standard, Nonstandard

Inner Ring

304,316,Monel,Alloy20, Uns S32750

Hoope

304,316,321,317,Monel, 32750, Inconel

Filler

Graphite, Mica, Ceramic

Outer Ring

304, 316, 321, Monel, Inconel

Transport Package

Wooden Carton

Specification

DN15 ~ DN10000

Trademark

XINSEN/DONHONSIL

Origin

China

HS Code

8484100000

Production Capacity

50000000PCS/Year

Key features

Enhanced Inner Ring Design: Integral inner ring enhances performance, prevents implosion, and ensures perfect flange alignment.

Wide Material Customization: Customizable inner/outer rings and fillers including Monel, Inconel, Graphite, and Mica.

High Corrosion Resistance: Outer ring options in painted/zinc-plated carbon steel or alloys for extreme temperature resistance.

DIN 2699 Standard Compliance: Engineered to adhere to rigorous DIN 2699 standards for reliable industrial sealing.

Versatile Flange Compatibility: Tailored for raised face, flat face, tongue and groove, and male/female flange configurations.

OEM/ODM Service Available: Supports full customization from samples, designs, and flexible minor customization options.

Robust Structural Integrity: External guide ring reinforces radial strength to prevent blowout and serves as a compression stop.

Low Minimum Order Quantity: Flexible purchasing with a minimum order quantity of just 2 units.

Company profile

Fast DeliveryOEM ServicesQuality AssuranceQA/QC Inspectors

Ningbo Dongheng Sealing Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier manufactures industrial sealing products, including spiral wound gaskets, PTFE tape, and PTFE gaskets, from a 4,500 m² facility with three production lines. It offers extensive customization, 3D design, ODM, and OEM services, and reports new products within the past year. Quality-related evidence includes CE certification, ISO 9001:2015 certification, quality assurance, and documented corrective and preventive action procedures. However, complaint handling lacks written records, supplier approval documentation is incomplete, and the factory does not continuously reconcile production quantities or maintain standard outsourcing procedures. The supplier has inventory capability and valid contracts with affiliated subcontractors, but no overseas warehouse, showroom, agents, branches, or overseas service locations. Export activity is reported, with 31%–40% of sales from exports and four years of export experience. Customer evidence includes a 50%–80% repeat-buyer preference, but no Fortune 500...

Supplier typeThe supplier is a manufacturing-oriented industrial equipment and components provider producing spiral wound gaskets, PTFE tape, and PTFE gaskets. It has a 4,500 m² manufacturing plant, three production lines, inventory capability, and valid contracts with affiliated subcontractors, while lacking overseas warehouses, showrooms, agents, and branches.

CertificationsThe supplier reports CE product compliance certification and an ISO 9001:2015 management-system certificate. It also states that quality assurance is present in its quality-control processes, providing explicit certification and quality-system evidence.

R&D capabilityThe supplier provides 3D software design, ODM, and OEM services and reports new products within the past year. It has one R&D engineer and no available SDK, indicating some development capability but limited evidence of broader technical resources.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and 3D software design services. This establishes broad customization coverage across both design-based and sample-based requirements.

Product Q&A

Q:What materials are available for the inner and outer rings?

Inner rings can be made from 304, 316, Monel, Alloy20, and UNS S32750. Outer rings typically use 304, 316, 321, Monel, or Inconel, often painted or zinc-plated for corrosion resistance.

Q:What filler materials can be used in the spiral wound gasket?

The gasket supports various fillers including Graphite, Mica, Ceramic, PTFE, Asbestos, and Non-asbestos materials, allowing for customization based on specific chemical and temperature requirements.

Q:Does the product support OEM or ODM customization?

Yes, we offer comprehensive OEM and ODM services, including full customization from samples, designs, and flexible minor customization options.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 2 units, making it suitable for both small-scale testing and large industrial projects.

Q:What standards does this spiral wound gasket comply with?

The gasket is engineered to adhere to DIN 2699 standards. Additionally, inner rings are necessary for ASME B16.20 compliant gaskets with PTFE fillers.