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High-Speed 6706 Ball Bearing for Cooling Tower Applications
US$0.20-20.00
10 Pieces

Product specifications

6706

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Deep Groove Ball Bearing / Thin Section Bearing

Material

Gcr15 Chrome Steel / Stainless Steel 440c

Model NO.

6706

Cage Material

Steel Cage / Nylon Cage / Brass Cage

Seals Type

Zz / 2RS / Open

Precision Grade

P0 / P6 / P5 / P4

Radial Clearance

C0 / C3 / C4 / C5

Vibration Level

Z1 / Z2 / Z3 / Z4

Limit Speed

18,000 Rpm (Grease) / 22,000 Rpm (Oil)

Static Load Rating

2.85 kN

Dynamic Load Rating

4.35 kN

Lubrication

Grease / Oil

Load Direction

Radial

Application 1

Cooling Tower Fans, HVAC Systems, Office Equipment

Application 2

Imaging Equipment, Printers, Electric Motors

Features

Ultra-Thin Section, Low Vibration, High Speed

Transport Package

Industrial Packing

Specification

30*37*4mm

Trademark

Welink

Origin

Fujian, China

HS Code

84821020

Production Capacity

2000000/Monthly

Key features

The 6706 bearing features an exceptionally thin 4mm width, saving 60% more space compared to standard bearings while maintaining superior load capacity for compact cooling tower fan designs.
Advanced precision manufacturing and optimized raceway design reduce vibration levels by 40%, ensuring smooth, quiet operation for cooling tower fans and HVAC equipment in sensitive environments.
Engineered with low friction chrome steel balls and precision cages, delivering reliable high-speed rotation for cooling fans, office equipment, and imaging machinery with extended service life.

Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-12-01Nearest Port: Guangzhou, Xiamen, ShanghaiAverage Response Time: ≤2.80hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, DAT, FAS, CIP, CPT, FCA, Others

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier focused on bearings and power-transmission products. It offers broad customization and ODM services, but does not provide 3D software design, SDKs, or OEM services for popular brands, and reported no new products in the past year. ISO 9001 certification is stated. The supplier claims integrated R&D-production bases, automated equipment, measurement tools, and strict quality control, while finished products are checked by packing staff. Export activity is reported at 90% of sales, with self-operated import/export rights and one year of export experience. However, reported operating revenue, costs, gross profit, and operating profit for the stated periods are zero, and there is no overseas warehouse, overseas showroom, overseas agent or branch, or offline trade-show participation. After-sales capability is not sufficiently documented.
Supplier typeThe supplier is explicitly identified as a professional technical supplier and its business scope includes bearing manufacturing, bearing sales, and high-speed precision heavy-duty bearings. This supports classification as a specialized bearing and industrial power-transmission supplier.
CertificationsThe supplier states that it holds an ISO 9001 supplier management-system certification. The provided information does not include the certificate number, issuing body, or validity period, but it is explicit evidence of certification holding.
After-Sales capabilityThe supplier has no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and offers overseas services in zero countries. Service-capability assessment also lacks written procedures or followed records, so the available evidence does not demonstrate a robust after-sales network.
Financial creditThe stated financial records report zero operating revenue, operating costs, gross profit, and operating profit for the listed periods. These figures provide explicit negative evidence regarding reported financial performance and therefore raise a material financial-credibility concern.
Production capacityThe business scope explicitly includes bearing manufacturing, including high-speed precision heavy-duty bearings. The supplier also claims integrated R&D-production bases, automated equipment, precise measuring tools, skilled operators, and strict process quality control, although the provided information does not quantify production capacity.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad product customization capability, despite the absence of 3D software design services.

Product Q&A

Q:What are the exact dimensions of the 6706 thin section bearing?
A:
The 6706 bearing has metric dimensions of 30mm (inner diameter) * 37mm (outer diameter) * 4mm (width). It's an ultra-thin section bearing with only 4mm thickness, making it ideal for space-constrained applications like cooling tower fans and compact machinery.
Q:What is the maximum speed rating for the 6706 ball bearing?
A:
Our high-precision 6706 bearings can achieve a limit speed of up to 18,000 RPM with grease lubrication and 22,000 RPM with oil lubrication. The thin section design reduces friction and heat generation, making it perfect for high-speed cooling fans and HVAC applications.
Q:What are the advantages of thin section bearings like the 6706?
A:
Thin section bearings like the 6706 offer several advantages: 1) Space-saving design with only 4mm width saves 60% space vs standard bearings, 2) Lower weight reduces rotating mass, 3) Reduced friction for higher efficiency, 4) Suitable for compact designs in cooling towers, office equipment, and precision instruments without sacrificing load capacity.
Q:Can the 6706 bearing be used in cooling tower fans and HVAC systems?
A:
Yes, the 6706 bearing is specifically designed for cooling tower fans, HVAC systems, and ventilation equipment. Its low vibration (Z1-Z4 levels available), high-speed capability, and ultra-thin 30x37x4mm design make it ideal for smooth, quiet operation in temperature control and air circulation applications.
Q:What materials and certifications do Welink 6706 bearings have?
A:
Our 6706 bearings are manufactured from premium GCr15 chrome steel or stainless steel 440C for corrosion resistance. The cage is available in steel, nylon, or brass. All bearings are ISO9001 certified, SGS tested, and RoHS compliant. We offer precision grades from P0 to P4 with various clearance options (C0/C3/C4/C5) to meet your specific requirements.

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*To:Xiamen Dreampower Intelligent Technology Co., Ltd.Xiamen Dreampower Intelligent Technology Co., Ltd.
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