Powered by Made-in-China.com
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
AvailableType
Deep Groove Ball Bearing / Thin Section BearingMaterial
Gcr15 Chrome Steel / Stainless Steel 440cModel NO.
6706Cage Material
Steel Cage / Nylon Cage / Brass CageSeals Type
Zz / 2RS / OpenPrecision Grade
P0 / P6 / P5 / P4Radial Clearance
C0 / C3 / C4 / C5Vibration Level
Z1 / Z2 / Z3 / Z4Limit Speed
18,000 Rpm (Grease) / 22,000 Rpm (Oil)Static Load Rating
2.85 kNDynamic Load Rating
4.35 kNLubrication
Grease / OilLoad Direction
RadialApplication 1
Cooling Tower Fans, HVAC Systems, Office EquipmentApplication 2
Imaging Equipment, Printers, Electric MotorsFeatures
Ultra-Thin Section, Low Vibration, High SpeedTransport Package
Industrial PackingSpecification
30*37*4mmTrademark
WelinkOrigin
Fujian, ChinaHS Code
84821020Production Capacity
2000000/MonthlyKey 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.
Send Inquiry
*To:
Xiamen Dreampower Intelligent Technology Co., Ltd.
Xiamen Dreampower Intelligent Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
High-Speed 830zz 3X8X4mm Ball Bearing for Cooling Fans
US$0.25-0.32
100 Pieces(MOQ)
High-Efficiency 520zz 2X5X2.5mm Deep Groove Ball Bearing for Computer Equipment & Appliance Fan Cooling
US$0.35-0.60
100 Pieces(MOQ)
High-Speed 6900 Bearings for Efficient Miniature Gearbox Applications
US$0.50-1.00
10,000 Pieces(MOQ)
High-Efficiency 830zz Deep Groove Ball Bearing for Cooling Fans
US$0.25-0.32
100 Pieces(MOQ)
High-Speed 415zz Deep Groove Ball Bearing for Cooling Solutions
US$0.35-0.60
100 Pieces(MOQ)
6400 Series Deep Groove Radial Ball Bearings Suitable for High-Speed Applications
US$1.50-14.00
10 Pieces(MOQ)
High-Speed 6200zz Deep Groove Ball Bearing for Motor Applications
US$0.30-0.35
100 Pieces(MOQ)
High Speed 676 Miniature Ball Bearing for Quiet Cooling Fans
US$0.10-5.00
10 Pieces(MOQ)
628-8 Full Ball Bearing for High-Speed Applications
US$1.71
10 Pieces(MOQ)
High Radial Stiffness Deep Groove Ball Bearing for Cooling Towers
US$0.10-5.00
10 Pieces(MOQ)
High-Speed 6803 Zz Ball Bearing for Power Tool Applications
US$0.15-0.50
10,000 Pieces(MOQ)
635 Full Ball Bearing for High-Speed Applications
US$1.29
10 Pieces(MOQ)
698V22 Full Ball Bearing for High-Speed Applications
US$1.37
10 Pieces(MOQ)
6001 Full Ball Bearing for High-Speed Applications
US$1.50
10 Pieces(MOQ)
High-Performance 6800 Deep Groove Ball Bearing for OEM Applications
US$0.10-1.50
100 Sets(MOQ)
Low Friction Deep Groove Ball Bearing for High Speed Motor Applications
US$1.00-4,999.00
10 Pieces(MOQ)
6310 Deep Groove Ball Bearing High Radial Stiffness for Cooling Tower Fans
US$0.15-0.99
5,000 Sets(MOQ)
High-Speed 6005/6206/6302/6006 Series Deep Groove Ball Bearing for Pump and Fan System
US$0.20-4.90
100 Sets(MOQ)



















