What materials are used to make this magnet?

It is made from Neodymium (NdFeB) magnet and Steel (Q235/A3) with various coating options.

Does the magnet pass salt spray tests?

Yes, it passes salt spray tests for 48 to 96 hours to ensure corrosion resistance.

What are the available thread hole sizes?

The available thread hole sizes are M8 and M10.

Underwater Strong Pot Magnet with Plastic Coating for Deep Sea

Name: Underwater Strong Pot Magnet with Plastic Coating for Deep Sea
Brand: Ningbo Multimagnets Technology Co., Ltd.
SKU: 2005882512

Zhejiang, ChinaNingbo Multimagnets Technology Co., Ltd.

US$33.00

50-199 Pieces

US$28.00

200+ Pieces

Product specifications

Force

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS

Feature

Single Magnetic

Model NO.

DM75

Type

Anisotropic Magnetic

Application

Industrial Magnet, Motor Magnet, Underwater Magnet

Shape

Cup Shape

Coating

Nickel

Material

Neodymium /NdFeB Magnet & Shell

Thread Hole

M8/M10

Shell Coating

Nickel

Process

Lathing or Punching

Strength

180kg ~ 250kg

Transport Package

White Box

Specification

D75mm

Trademark

Multimagnets

Origin

Ningbo, China

HS Code

8505111000

Production Capacity

2000/Month

Key features

Hard Plastic Coating: Provides waterproof protection and corrosion resistance for underwater use.

High Pulling Force: Delivers 180kg to 250kg vertical magnetic pull force on ideal steel plates.

Durable Material: Constructed with Neodymium (NdFeB) magnet and Q235/A3 steel shell.

Salt Spray Resistance: Passes salt spray tests for 48 hours or 96 hours depending on coating.

Customization Available: Supports customization from samples, designs, and full customization options.

High Quality Control: 100% new standard materials with 99.5% pass rate after multi-stage inspection.

Flexible Shipping: Available via Air, Express, Truck, and Sea with necessary shielding for air transport.

Professional Technical Support: CAD drawings and strength simulation provided by professional technical team.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Ningbo Multimagnets Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Ningbo Port; Shanghai PortAverage Response Time: ≤8.66h

AI-Powered supplier vetting

SummaryNingbo Multimagnets Technology Co., Ltd. is a China-based limited trading company established in 2019, with four employees and a product focus on magnets and magnetic materials. It provides OEM and broad customization services and reports that 90% of total sales come from exports, serving South America, Europe, and North America. Its service processes include documented procedures for complaint handling and corrective actions, while its stated after-sales policy promises replies within 12 hours and refunds or alternative solutions for quality issues. However, the supplier reported no new products launched in the past year and no available SDK. Production and quality-control resources appear limited, with fewer than five quality-control staff and only two years of total staff experience reported. An audit by TÜV Rheinland is documented, but the audit result is recorded as 0 and the stated report validity period has expired. Financial credibility and customer-case evidence remain insufficient for a...

Supplier typeThe supplier is identified as a limited company and trading company based in Ningbo, Zhejiang, China, established in 2019. Its scope covers magnetic materials and products, related components, tools, toys, hardware, and equipment, and it is not indicated as part of a larger group.

After-Sales capabilityThe supplier states that customer issues are answered within 12 hours and that quality problems may receive refunds or alternative solutions. It also reports written and followed procedures for complaint handling, corrective and preventive actions, and service-capability assessment, although the approved-supplier list lacks approval signatures or dates.

R&D capabilityThe supplier states that it has research and development capability within its business scope, but it has no available SDK and launched no new products in the past year. These explicit limitations prevent a positive assessment of current innovation capability.

Customization capabilityCustomization is explicitly described as an advantage, with services covering sample-based customization, design-based customization, full and minor customization, and flexible customization. The supplier also states that products can be designed with technical support and a focus on lower cost, providing direct evidence of broad customization capability.