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NBR Silicone Rubber Product Rubber O-Ring with High Quality
US$0.02-0.90
100 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableMaterial
NBRApplication
ValveModel NO.
O RingType
Rotary SealPerformance
High PressureShape
O-RingStandard
Standard, NonstandardStorage Life
10yearsSize
CustomizeColor
Black/Brown/Orange/...AnyLead Time
15daysDelivery Port
Ningbo/ShanghaiCertificated
RoHS/Reach/FDA...OEM/ODM
YesSample Lead Time
15daysTransport Package
BagSpecification
AS568/BS1516/C92/V. S. G. PTrademark
BomanOrigin
ChinaHS Code
4016931000Production Capacity
100000000/YearKey features
Extensive Mold Library: Over 40,000 standard sizes available with existing molds for fast delivery.
Premium Raw Materials: Sourced from top brands like DuPont, Dow Corning, Bayer, and 3M.
Wide Hardness Range: Hardness adjustable from 20 Shore A to 95 Shore A to meet specific needs.
High Pressure Resistance: Designed for operation conditions with pressure up to 50MPa.
Multiple Certifications: Holds ISO/TS 16949, RoHS, Reach, FDA, KTW-W270, and Watermark certs.
Custom Size Acceptance: All customized sizes are acceptable to fit unique application requirements.
Experienced Manufacturer: Professional rubber seal specialist with over 10 years of industry experience.
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 raw material brands are used?
A:
We use premium raw materials from brands such as DuPont (US), Dow Corning (Germany), Bayer (Germany), and 3M.
Q:What is the available hardness range?
A:
The hardness can be customized from 20 Shore A to 95 Shore A to suit different application requirements.
Q:What is the maximum operating pressure?
A:
The products are designed for operation conditions with a pressure of up to 50MPa.
Q:Is OEM and ODM service available?
A:
Yes, we provide OEM and ODM services, and all customized sizes are acceptable.
Q:What is the lead time for production?
A:
The lead time is approximately 15 days. Peak and off-season lead times are both within 15 workdays.
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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