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China Aluminum Oxide Crankshaft Grinding Wheels
US$12.00
1,000-2,999 PCS
US$11.00
3,000-4,999 PCS
US$10.00
5,000+ PCS
Sample price:US$10.00/piece.Request sample
Product profile
Material
AluminaAbrasive
Normal AbrasiveShapes
Edge ShapeModel NO.
AO-1A1Types
Surface Grinding WheelGrain Size
80#Cylindricity
<0.02Circular Degree
<0.01Technics
VitrifiedWorking Style
Surface GrindingHardness
K, LSpeed
35m/SBond
Ceremic(Vitrified)Brand Name
Dong XingColor
Green/Gray/WhiteCompatible Devices
Bench GrinderGrit Material
White Aluminum OxideGrit Type
MediumMaterials
Silicone Carbide , CeramicTransport Package
Cartons and PalletSpecification
6inch 8inch 10 inchTrademark
DONG XINGOrigin
ChinaHS Code
6804221000Production Capacity
1000000PCS/YearKey features
Precision Grinding Capability: Designed for hypodermic needle cannula grinding with precise, burr-free results and minimized penetrating strength.
High Cylindricity Accuracy: Ensures superior grinding quality with cylindricity less than 0.02 and circular degree less than 0.01.
Vitrified Bond Technology: Utilizes vitrified bonding techniques for durable and high-performance surface grinding wheels.
Versatile Material Compatibility: Suitable for precision grinding of ferrous/non-ferrous metals, glass, ceramics, stone, and marble.
Customizable Hardness Options: Offers customizable hardness levels including K and L grades to suit specific application needs.
Professional Manufacturer: Established in 2015 with over 30 years of professional experience in abrasives and vitrified grinding wheels.
Strict Quality Assurance: Guarantees quality through pre-production samples and final inspections before shipment.
Global Market Presence: Exports to Southeast Asia, North America, Middle East, and other regions with a workforce of 101-200 people.
Company profile

Qingdao Sennight International Trading Co., Ltd.Shandong, China
Business Type: Manufacturer/FactoryExport Year: 1998-03-01Nearest Port: Qingdao Port, Shanghai Port, Ningbo PortAverage Response Time: ≤18hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryQingdao Sennight International Trading Co., Ltd. is identified as a China-based limited company in Shandong, with records describing it both as a manufacturer/factory and a trading company. Its offerings cover grinding wheels, cutting discs, saw blades, sharpening stones, and related abrasives. The supplier reports annual grinding-wheel output of 10,000,000 pieces, 11–20 quality-control staff, and 6–10 years of total R&D-engineer experience. It supports flexible customization and has self-operated import/export rights, with exports representing 71%–90% of total sales. However, it reports no in-stock service, overseas warehouses, overseas showrooms, overseas agents or branches, or offline trade-show participation. No new products were launched in the past year, and no ODM, well-known-brand OEM, or SDK capability is reported. Certification, after-sales service, and customer-case evidence are not provided.
Supplier typeThe supplier is recorded as a limited company based in Qingdao, China, while the records classify it as both a Manufacturer/Factory and a Trading Company. Its stated product scope includes grinding wheels, cutting discs, saw blades, sharpening stones, and other abrasive products.
After-Sales capabilityThe supplier reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agent or branch, or overseas-service countries, and has not participated in offline trade shows. It does have written procedures and followed records for assessing effective supplier service capability, but this does not establish customer after-sales capability.
R&D capabilityThe supplier reports 6–10 years of total R&D-engineer experience, but no new products were launched in the past year and it reports no product-information R&D capability, ODM service, well-known-brand OEM capability, or SDK availability. The evidence shows experienced personnel but a clear lack of recent product innovation and related development services.
Production capacityThe supplier reports annual grinding-wheel output of 10,000,000 pieces and 11–20 quality-control staff, with grinding wheels identified as the production unit. These records provide explicit evidence of substantial production and quality-control capacity for grinding-wheel products.
Customization capabilityThe supplier states that its design services support flexible customization and accepts service quotations under FOB, CIF, CFR, and EXW terms. This directly supports customization and multiple commercial-delivery options, although the scope and technical limits of customization are not specified.
Product Q&A
Q:What is the primary application of these grinding wheels?
A:
They are specially designed for hypodermic needle cannula grinding, ensuring parts are precise, burr-free, and have minimized penetrating strength.
Q:What are the accuracy specifications for cylindricity and circular degree?
A:
The product features high precision with cylindricity less than 0.02 and circular degree less than 0.01.
Q:Can the hardness of the grinding wheel be customized?
A:
Yes, the hardness is customizable, with options including K and L grades.
Q:What types of materials can be ground using these wheels?
A:
They are used for precision grinding of ferrous and non-ferrous metals, glass, ceramics, stone, marble, and many other materials.
Q:What quality control measures do you provide?
A:
We guarantee quality by always providing a pre-production sample before mass production and conducting a final inspection before shipment.
Send Inquiry
*To:
Qingdao Sennight International Trading Co., Ltd.
Qingdao Sennight International Trading Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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