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Premium PTFE Spiral Wound Gaskets for Superior Leak Prevention
Negotiable
1 Piece
Product profile
Customization
AvailableMaterial
Ss304, 316L, Monel, CS, Graphite, PTFE...Usage
Automobile, Machinery, Doors & WindowsModel NO.
sunwellStandard
Standard, NonstandardStyle
Mechanical SealShape (for Gasket)
Ring GasketFunction
Rotary SealingApplication
Flange SealSize
Standard, NonstandardTransport Package
Wooden CaseSpecification
Standard, according your requestTrademark
SunwellOrigin
NingboHS Code
84841000Production Capacity
400000PCS/MonthKey features
Wide Temperature Resistance: Operates effectively within a broad range of -200 to 870 degrees.
Premium Material Options: Available in SS304, 316L, Monel, CS, Graphite, and PTFE.
Superior Compression Resilience: Ideal for environments with frequent temperature and pressure fluctuations.
Advanced Manufacturing Technology: Produced using German laser cutting and Korean test equipment.
Robust Structural Design: Features inner SS rings, outer CS ring, and reinforced support rings.
Versatile Application Scope: Suitable for automobiles, machinery, doors, and windows.
Customizable Dimensions: Offered in both standard and nonstandard sizes.
High-Quality Sealing Efficiency: Engineered with V-shaped metallic strips and pliable non-metallic fillers.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2011-01-01Nearest Port: Shanghai, NingboAverage Response Time: >24hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, Others
AI-Powered supplier vetting
SummaryNingbo Sunwell Sealing Materials Co., Ltd. is identified primarily as a China-based manufacturer of sealing and heat-preservation products, although one record classifies it as a trading company. The supplier reports ISO 9001 certification, more than 10 production lines, 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces in annual output, and 6–10 R&D engineers and quality-control staff. It has reported export activity since 2011, self-operated import/export rights, and exports representing 51%–70% of total sales. The company states that it supports OEM and ODM orders and provides engineering assistance, but the supplied records do not independently verify these claims. Buyer and transaction evidence is limited, and the records provide insufficient information to assess financial strength or after-sales performance. No financial figures are included.
CertificationsThe supplier reports holding ISO 9001 certification. This is explicit evidence of a certified management system and supports a positive assessment for this field.
R&D capabilityThe supplier reports 6–10 R&D engineers and describes itself as engaged in research and development across multiple sealing-product categories. It also offers engineering assistance according to its company description, providing explicit but largely self-reported evidence of innovation capability.
Production capacityThe supplier reports more than 10 production lines and annual output of 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces. It also identifies itself as a manufacturer and reports export operations since 2011, providing explicit evidence of substantial production capability.
Customization capabilityThe supplier explicitly states that it accepts OEM and ODM orders and can provide engineering assistance for customer applications. This directly supports the availability of customization services, although the records do not specify technical scope, tooling capability, or examples of completed customized projects.
Product Q&A
Q:What materials are used for the gaskets?
A:
We use premium materials including SS304, 316L, Monel, CS, Graphite, and PTFE.
Q:What is the operating temperature range?
A:
The gaskets are designed to withstand temperatures from -200 to 870 degrees.
Q:Can the size be customized?
A:
Yes, we offer both standard and nonstandard sizes to meet specific requirements.
Q:What are the lead times for orders?
A:
Lead time is one month during off-peak season and 6-12 months during peak season.
Q:What payment terms do you accept?
A:
We accept LC, T/T, and PayPal as payment methods.
Send Inquiry
*To:
Ningbo Sunwell Sealing Materials Co., Ltd.
Ningbo Sunwell Sealing Materials Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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