Product Attributes

Brand: Redmay

Origin: DALIAN CHINA

Supply Ability & Additional Information

Productivity: 300000 sets

Transportation: Ocean

Place of Origin: DALIAN CHINA

Port: Dalian Port,Shanghai Port

Packaging & Delivery

Redmay’s self-aligning Spherical Roller Bearings comply with EU metric norms. Director Gao with 10-year EU export experience supplies mill & construction OEMs with certified heavy-duty bearings factory direct FOB Dalian.

As Gao, Redmay’s Export Director with a decade serving European industrial manufacturers, I’ve witnessed a widespread headache across German steel plants, French construction machinery factories and Polish mine operators: generic imported bearings lack self-aligning capacity, fail EU metric dimensional standards and wear rapidly under continuous heavy radial loads. Our EU Standard Metric Spherical Roller Bearing eliminates these bottlenecks entirely. Each Self-Aligning Spherical Roller Bearing for Rolling Mill adopts European unified metric sizes, while our Heavy Load Spherical Roller Bearing withstands persistent shock loads, cutting unexpected production downtime for EU steel and mining lines without costly equipment refitting. Most European mill clients slash unplanned maintenance time by over 30% after switching to our factory-manufactured bearings tailored to local industrial regulations.

1. Core Advantages

Combined Load Capacity: The toroidal rollers feature a drum-shaped curved surface, enabling them to bear radial loads, bidirectional axial loads, and overturning moments simultaneously. No additional Thrust Bearings are needed, simplifying equipment structure.

Self-Aligning Function: The convex contact between rollers and raceways allows an installation deviation of ≤1.5° between the shaft and bearing housing, compensating for centering errors.

Long Service Life & High Rigidity: Line contact ensures uniform force distribution and low wear, with a service life 30% longer than ordinary spherical bearings; radial rigidity meets precision transmission requirements.

2. Key Features

Structure: Consists of outer ring, inner ring, CARB toroidal rollers, and solid cage; available in open type or with contact seals.

Rollers: Drum-shaped curved design, diameter 4-30mm, hardness HRC 60-65, surface roughness Ra ≤ 0.05μm.

Precision: Regular grades P0/P6, precision models up to P5; radial clearance optional in Class C2-C4.

3. Core Manufacturing Processes

Rollers: Bearing steel (SUJ2) undergoes cold heading → quenching → curved Surface Grinding → superfinishing, with profile tolerance ≤ 0.002mm.

Rings: Forging → Turning → heat treatment → convex raceway Grinding , with sphericity ≤ 0.003mm.

Assembly: Roller sorting → precise needle installation in cage → self-aligning performance testing to ensure deviation compensation capability.

4. Usage Method

Installation: Inner ring hot-fitted (80-100℃), outer ring with transition fit (housing bore H7); avoid one-sided force bearing.

Lubrication: Open-type models filled with extreme-pressure lithium-based grease (1/3-1/2 of internal space), re-greased every 2000-4000 hours; sealed models have longer maintenance-free periods.

5. Application Scope

Covers paper machine press rolls, wind turbine gearboxes, injection molding machine spindles, mining crushers, etc., suitable for working conditions with multiple loads and poor centering.

6. Precautions

Prohibit overloading; overturning moment shall not exceed 15% of radial load.

Keep clean during installation to prevent impurities from affecting self-aligning function; check cage condition regularly.

7. Packaging and Transportation

Individual Packaging: Rigid plastic box + anti-rust paper; Bulk Packaging: Corrugated boxes with EPE foam partitions, each ≤ 25kg.

Avoid stacking over 2 layers during transportation; store in dry warehouses with 12-month shelf life. Check anti-rust conditions every 6 months.

Detailed Product Specification Table

Specification Item	Official Parameter	EU Localized Adaptation Note
Main Series	22200, 22300, 23000, 24000, 24100 metric series	No inch-size variants; fully interchangeable with mainstream European mill original bearing models
Load Type	Heavy radial load + moderate axial load	Tested per EU EN 12284 metallurgical equipment load standards for steel rolling lines
Self-Aligning Angle	±0.5°–±2.5°	Matches misalignment tolerance common in European aged rolling mill equipment
Cage Options	Machined brass cage / stamped steel cage	Brass cage prioritized for EU 24/7 continuous-operation steel workshops for extended service life
Precision Grade	P0, P6, P5	P5 grade stock available for high-precision European medium rolling mill production lines
Working Temperature	-25℃ ~ +200℃	Adapts to cold Northern European mines and high-temperature Southern European steel smelting workshops
Supporting Documents	ISO9001, SGS raw material test report, dimension inspection sheet	Dual English-German certification files accepted by EU customs without translation fees
Shipping Terms	FOB Dalian / CFR Hamburg / CFR Rotterdam / CFR Le Havre	Exclusive EU consolidated container service for mixed mill bearing small batch orders

Localized Application Scenario Table

European Target Buyer Category	Local Core Industrial Pain Point	Matching Bearing Model	Quantified EU-Tailored Advantage
German Medium & Large Steel Rolling Mill Manufacturers	Ordinary bearings cannot compensate roller shaft misalignment; 7–9 bearing replacements per year, frequent line stops	Self-Aligning Spherical Roller Bearing for Rolling Mill	±2° self-aligning range; extend bearing service life by 3.1x, cut annual bearing replacement expenditure by 71%
French Construction Machinery OEMs (Crane & Excavator Assembly)	Low-load bearings deform under heavy construction shock loads, fail EU machinery safety audits	Heavy Load Spherical Roller Bearing	Max dynamic radial load up to 5600kN; pass EU CE mechanical safety inspection on first submission, reduce audit delay by 24 working days
Polish Open-Pit Mining Equipment Suppliers	Non-standard bearings require secondary Machining to fit EU mining equipment, raising extra processing costs	EU Standard Metric Spherical Roller Bearing	100% unified European metric dimensions; eliminate secondary rework, lower unit processing cost by 38% per bearing set

FAQ Section (3 High-Frequency Questions from European Buyers)

Q1: Are your EU standard metric spherical roller bearings fully interchangeable with original European rolling mill equipment?

A1: Absolutely. All our self-aligning spherical roller bearings for rolling mill adopt unified European metric dimensions matching mainstream German, French and Italian rolling mill brands. We can provide full dimension comparison sheets upon request. If you need customized non-standard bearing size modification, click to check our [Custom Precision Machining Service].

Q2: Can you provide complete EU compliance certification packages for steel mill tender bidding?

A2: With 10 years of EU export experience, we fully support European metallurgical tender projects. Our heavy load spherical roller bearing is equipped with ISO, SGS material inspection reports and dual English-German certification documents. If your local steel institute requires additional third-party testing, we can coordinate full testing services. You may view our complete heavy-duty bearing range via [UIC Railway Cylindrical Roller Bearing].

Q3: What logistics support can you offer for mixed small-batch orders shipped to European major ports?

A3: We provide consolidated container consolidation service for mixed orders of spherical roller bearings and other Industrial Bearings. We support CFR Hamburg, Rotterdam and Le Havre delivery terms. If your factory also needs heavy-duty rotating components for large engineering equipment, browse [Large Size Turntable Bearing Series] to combine orders and cut total ocean freight by 13%–22%.

I’m Gao, Export Director of Redmay Bearing with a full decade of professional experience supporting European steel mills, mining equipment manufacturers and construction machinery OEMs.

If you’re sourcing compliant, long-life EU Standard Metric Spherical Roller Bearing, Self-Aligning Spherical Roller Bearing for Rolling Mill or Heavy Load Spherical Roller Bearing for your European production line or tender project:

Submit your equipment drawing, required load grade and monthly order quantity via our exclusive EU inquiry email

I will send a customized quotation, full EU certification pack and factory load test report within 12 working hours

Free 1–2 sample bearings are supplied for your on-site mill performance testing before mass bulk cooperation

Fill out the inquiry form at the bottom of this page, or reach out to me directly via WhatsApp for instant technical support tailored to European metallurgical and machinery industry standards.

EU Standard Metric Spherical Roller Bearing | Rolling Mill Heavy Load Supplier