What are the lead times for production?

Peak Season Lead Time is one month. Off Season Lead Time is within 15 workdays.

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

What certifications does the product have?

The product has CE certification.

Wound Gasket with 316 Inner Ring and Mica Filler for Sealing

Name: Wound Gasket with 316 Inner Ring and Mica Filler for Sealing
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2082603132

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 Sealing Safety: Inner ring prevents collapse into pipe, safeguarding against extreme temperatures and harsh mediums.

High-Grade Material Options: Available in 304, 316, Monel, Alloy20, and Inconel for inner/outer rings and fillers like Mica and Graphite.

Corrosion Resistance: Outer rings can be painted or zinc-plated to resist corrosion in high-temperature and severe applications.

Standard Compliance: Adheres to DIN 2699 for inner rings and ASME B16.20 standards for PTFE and graphite fillers.

Versatile Flange Compatibility: Perfectly suited for raised face, flat face, tongue and groove, and male and female flanges.

Customization Capabilities: Offers full customization, minor customization, and flexible options from samples or designs.

Robust Radial Strength: External ring enhances radial strength, countering gasket blowouts and serving as a compression stop.

Wide Size Range: Available in sizes from 16mm to 3000mm with thickness options ranging from 3.2mm to 7.5mm.

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 spiral wound gasket?

Materials include Metal+Non-Metal combinations. Inner/Outer rings can be 304, 316, 321, Monel, Alloy20, Inconel, etc. Fillers include Graphite, Mica, Ceramic, PTFE, and Non-asbestos.

Q:What is the function of the inner ring in this gasket?

The inner ring ensures precise centering on the flange face, prevents collapse into the pipe, protects against flange erosion, and safeguards the sealing element against extreme temperatures.

Q:Which standards does this gasket comply with?

The inner ring adheres to DIN 2699. Gaskets with PTFE or graphite fillers comply with ASME B16.20 standards.

Q:What are the customization options available?

We offer Full Customization, Minor Customization, Flexible customization, Customization from Samples, and Customization from Designs.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 2 units.