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Rubber Gasket Oil Seal FEP O Ring PTFE Back up Ring
US$0.01-1.50
100 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableMaterial
NBRApplication
ValveModel NO.
NBR Back up RingType
Dust SealPerformance
CorrosionShape
Square RingStandard
Standard, NonstandardStorage Life
10yearsSize
CustomizeColor
Panton CodeLead Time
15daysTransport Package
Polybag and CartonSpecification
AS568/BS1516/C92/V. S. G. PTrademark
BomanOrigin
ChinaHS Code
4016931000Production Capacity
100000PCS/MonthKey features
Customizable Sizes: Accepts all custom sizes with ID range from 4mm to 6m and C/S over 30m.
Wide Hardness Range: Hardness adjustable from 20 Shore A to 95 Shore A to meet specific needs.
Premium Raw Materials: Uses top brands like DuPont, Dow Corning, Bayer, and 3M for superior quality.
Comprehensive Certifications: Holds ISO/TS 16949, IATF 16949, FDA, RoHS, REACH, KTW-W270, and LFGB.
Custom Color Options: Colors available based on Pantone Code specifications.
Rapid Mold Development: In-house mold department capable of handling complex molds quickly.
100% Recall Policy: Full recall guarantee for any cargo issues within the first instance.
Consistent Lead Time: Standard 15-day lead time maintained during both peak and off-peak seasons.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2010-09-08Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryNingbo Boman Mechanical & Technology Co., Ltd. is identified as a China-based manufacturer/factory producing rubber seals and related rubber, plastic, and silicone products. The supplier reports four production lines, 31–40 quality-control staff, and stated annual output across several product categories. It claims more than 12 years of export experience in one description and more than 15 years in another, with exports representing 71%–90% of total sales. Certifications listed include IATF 16949/TS 16949, ISO 9001, ISO 14001, ISO 20000, and product-related compliance certifications. Evidence also supports customization through a technical team that can adjust rubber formulas and an in-house mold department. The supplier states that it serves several global top 500 companies and offers a recall response for defective cargo, but no independently verified customer names or service-performance records are provided. Financial strength cannot be assessed because financial figures are excluded.
CertificationsThe supplier lists TS 16949, ISO 9001, ISO 14001, and ISO 20000 management-system certifications, and states that its factory is IATF 16949:2016 certified. It also lists KTW-W270, Watermark, LFGB, RoHS, REACH, and FDA product certifications or compliance credentials, although certificate documents and validity details are not provided.
After-Sales capabilityThe supplier explicitly claims to have a dedicated after-sales team and to recall problematic cargo 100% at the first opportunity. This supports a stated corrective-response capability, but no evidence is provided on response times, procedures, or verified service outcomes.
R&D capabilityThe supplier states that it conducts R&D and follows technological innovation, employs 21–30 R&D engineers, and can develop rubber-material formulas for different requirements. These statements indicate technical development resources, but no specific patents, new-product records, or quantified R&D results are supplied.
Production capacityThe supplier reports four production lines, 31–40 quality-control staff, and annual output of 1,000,000 valve stem seals, 10,000,000 O-rings, 10,000,000 oil seals, 1,000,000 bonded seals, and 10,000,000 customized molded rubber parts. Its listed products and factory certifications further support manufacturing capability, although capacity utilization and independent verification are not shown.
Customization capabilityThe supplier states that its technical team can customize rubber raw-material formulas and that it has an in-house mold department capable of fast mold processing and difficult molds. Its product scope explicitly includes customized molded rubber parts, providing direct evidence of customization capability.
Product Q&A
Q:What is the size range available?
A:
We offer custom sizes with an inner diameter from 4mm to 6m and cross-section over 30m.
Q:What materials are used for the seals?
A:
We use premium raw materials from brands like DuPont, Dow Corning, Bayer, and 3M.
Q:Can the hardness be customized?
A:
Yes, hardness can be adjusted from 20 Shore A to 95 Shore A.
Q:What certifications does the product have?
A:
Products are certified with ISO/TS 16949, IATF 16949, FDA, RoHS, REACH, KTW-W270, and LFGB.
Q:How long is the lead time?
A:
The lead time is 15 days for both peak and off-peak seasons.
Send Inquiry
*To:
Ningbo Boman Mechanical & Technology Co., Ltd.
Ningbo Boman Mechanical & Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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