What is the size tolerance for the magnets?

The size tolerance is strictly controlled at +/-0.05mm.

What grades of Neodymium magnets do you supply?

We supply grades ranging from N35 to N52, including temperature-stable grades like N35M-N50M, N35H-N48H, N35SH-N45SH, N30UH-N40UH, and N30EH-N38EH.

Where are your main export markets?

Our products are exported to North and South America, Western Europe, Australia, Africa, Eastern Europe, Southeast Asia, Oceania, the Middle East, and Eastern Asia.

Strong Magnets Neodymium Iron Boron Ring Shape for HiFi Device & Audio System

Name: Strong Magnets Neodymium Iron Boron Ring Shape for HiFi Device & Audio System
Brand: Ningbo Hui Hesing Advanced Tech Material Co., Ltd.
SKU: 783047882

Zhejiang, ChinaNingbo Hui Hesing Advanced Tech Material Co., Ltd.

US$0.28

500-1,999 Pieces

US$0.27

2,000+ Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Application

Speaker Magnet, Sound Device

Shape

Ring

Model NO.

HHS0821-7

Coating

Nickel

Grade

N45

Type

Permanent

Composition

Neodymium Magnet

Plating

Nickle

Business Type

Manufacturer/Factory

R&D Capacity

Owned Brand/OEM/ODM

City

Ningbo

Transport Package

Standard Export Packing for Air or Sea Shipping

Specification

Customized

Trademark

HHS MAG

Origin

Ningbo, China

HS Code

85051190

Production Capacity

500ton Per Month

Key features

Customizable Shapes: Available in Disc, Ring, Block, Cylinder, Ball, Bar, Arc, and Irregular shapes.

Wide Grade Range: Offers N35-N52 and various temperature-stable grades like N35M-N50M.

Multiple Coating Options: Coatings include Nickel, Zn, Gold, Silver, Copper, Epoxy, PTFE, and Parylene.

High Precision Tolerance: Size tolerance is strictly controlled at +/-0.05mm for accuracy.

OEM/ODM Service: Manufacturer with owned brand and strong OEM/ODM R&D capacity.

Competitive Pricing: Owns raw material factories and is near ports, ensuring cost-effective prices.

ISO Certified Quality: ISO 9001:2000-certified manufacturer with annual sales exceeding $9.6 million.

Large Production Capacity: Capable of producing 1,000 tons of DfES magnets and 8,000 tons of ferrite magnets annually.

Company profile

Ningbo Hui Hesing Advanced Tech Material Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2014-06-10Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤1.82hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, Others

AI-Powered supplier vetting

SummaryNingbo Hui Hesing Advanced Tech Material Co., Ltd. is identified as a Chinese manufacturer/factory specializing in permanent magnetic products, including neodymium, ferrite, ceramic, flexible, and other magnet types. The supplier reports more than 18 years of permanent-magnet manufacturing experience, ISO 9000 certification, an R&D team, quality-control staff, eight production lines, and export coverage across multiple global regions. It describes after-sales support for logistics, documentation, customs, inspections, and product-quality assistance for 60 days after delivery. Production lead time is stated as one month in the off-peak season, while peak-season fulfillment is stated as 6–12 months, indicating substantially longer peak capacity timing. Evidence is insufficient to assess customization capability and customer cases. Financial credibility cannot be assessed because the available registered-capital information is excluded from consideration and no other financial evidence is provided.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and as a professional manufacturer of permanent magnetic products. Its stated product scope includes permanent, neodymium, ferrite, ceramic, flexible, NdFeB, rare-earth, and isotropic magnets.

CertificationsThe supplier reports ISO 9000 certification and specifically describes having achieved ISO 9001:2000 quality-management-system certification, which it says it follows to help guarantee product quality.

After-Sales capabilityThe supplier explicitly offers assistance with shipping, insurance, customs clearance, export documents, and quality inspections. It also states that product quality is guaranteed for 60 days after delivery, providing direct evidence of structured after-sales support.

R&D capabilityThe supplier reports awards for advanced materials and technology, a first-class R&D team, advanced equipment, sophisticated inspection instruments, and 6–10 years of total R&D-engineer experience. These statements support an innovation-related capability, although no specific technology, patent, or product-development result is provided.

Production capacityThe supplier states that it has manufactured permanent magnets for over 18 years, operates eight production lines, and has 6–10 quality-control staff. It reports a one-month off-peak lead time, but the stated 6–12-month peak-season fulfillment time indicates a significant peak-season scheduling constraint.