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NBR Gasket Rubber O Ring Diaphragm Rubber Parts with LFGB Certificated
US$0.10-0.90
100 Pieces
Sample price:US$0.01/piece.Request sample
Product profile
Customization
AvailableMaterial
Silicone RubberApplication
Machinery, Industrial Component, Electronic Product, Vehicle, Household ApplianceModel NO.
Silicone Rubber PartsEffect
Rider RingCross-Section Shape
Rectangle RingStorage Life
10yearsSize
CustomColor
AnyLead Time
15daysTransport Package
BagSpecification
Custom sizeTrademark
BomanOrigin
ChinaHS Code
4016931000Production Capacity
600000PCS/MonthKey features
Customizable Size and Color: Size is custom based on drawings; color options are available in any color.
Wide Hardness Range: Hardness adjustable from 20 Shore A to 95 Shore A to meet specific needs.
Diverse Material Options: Available in NBR, FKM, Silicone, EPDM, HNBR, and other rubber materials.
Extensive Mold Library: Over 40,000 existing molds available for fast processing and custom needs.
Premium Raw Materials: Sourced from top brands like DuPont, Dow Corning, Bayer, and 3M.
Comprehensive Certifications: Certified with ISO/TS 16949, LFGB, RoHS, REACH, FDA, and KTW-W270.
10-Year Storage Life: Products guaranteed to maintain quality for up to 10 years of storage.
Strong Technical Team: Expert team capable of customizing rubber raw-material formulas.
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 product MOQ?
A:
MOQ varies by product; usually one size order amount matches 150USD.
Q:Do you provide OEM service?
A:
Yes, we offer both OEM and ODM services.
Q:What are your payment terms?
A:
30% T/T deposit in advance, 70% balance before shipment. Old customers may not need advance deposit.
Q:What is the order lead time?
A:
Usually 15-20 days; during summer high temperatures, it may extend to 30 days.
Q:What are your factory's main products?
A:
Main products include Oil Seal, O Ring, Bonded Seal, Rubber Strip, Gasket, and Customized Rubber Parts.
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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