Rodamientos de rodillos autoalineables 22220CA 22222CA para camiones mezcladores de concreto con precisión P0-P2
<p>Ensure your concrete mixer trucks run with unrivaled stability and precision using <strong>SKF Self-Aligning Roller Bearings</strong> 22220CA and 22222CA, engineered to deliver P0-P2 precision for heavy-duty mixing operations. These double-row spherical roller bearings automatically compensate for shaft misalignment, reducing premature wear and minimizing costly downtime—perfect for the demanding conditions of construction sites.</p><ul><li>Precision rating options (P0-P2) ensure optimal performance under varying load conditions, with C0/C3/C4 clearance variants to match your specific mixer truck requirements</li><li>Constructed from high-grade bearing steel, these SKF authentic bearings provide consistent original factory quality backed by complete traceability and official warranty</li></ul>
- 100% genuine -- COC & factory certificates available
- In-stock · bulk & small-batch orders accepted
- ISO · DIN · ABMA · JIS compliant
- Full customs clearance documentation provided
Product Details
Full Specifications & Description
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | 22212 |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Clearance | C0 C3 C4 |
| Rolling Body | Roller Bearings |
| The Number of Rows | Double |
| Outer Dimension | Large (200-430mm) |
| Material | Bearing Steel |
| Spherical | Aligning Bearings |
| Load Direction | Radial Bearing |
| Separated | Unseparated |
| Specification | 60*110*28 mm |
| HS Code | 8482300000 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Construction Machinery | Concrete Mixer Trucks |
Self-Aligning Roller Bearings 22220CA 22222CA: Solving Concrete Mixer Truck Reliability Issues
Concrete mixer truck operators know the frustration of unexpected downtime caused by bearing failures. Misalignment under heavy loads, frequent start-stop cycles, and exposure to dust and moisture can quickly degrade standard bearings, leading to costly repairs and project delays. Finding precise replacements for critical components like 22220CA and 22222CA型号 often means navigating fragmented supplier networks with inconsistent quality.
Engineered for Heavy-Duty Concrete Mixer Performance
Our Self-Aligning Roller Bearings address these challenges with design features tailored for concrete mixer trucks. The double-row roller configuration and spherical outer ring allow for angular misalignment up to 2 degrees, compensating for shaft deflection common in mixing drum applications. Available in P0-P2 precision grades, these bearings meet the tight tolerance requirements of heavy machinery while maintaining interchangeable dimensions with major international standards. With bearing steel construction and严格的 quality control流程, they deliver reliable performance in the harsh operating conditions of construction sites.
Optimal Performance in Concrete Mixer Operating Conditions
These bearings excel in the specific demands of concrete mixer trucks, where radial loads exceed 100 kN and operating temperatures range from -20°C to 120°C. The C0, C3, and C4 clearance options allow customization based on thermal expansion needs—critical for equipment exposed to varying ambient temperatures and heavy load cycles. Their unseparated design simplifies installation and reduces maintenance time, while compatibility with both grease and oil lubrication provides flexibility for different maintenance protocols.
Key Engineering Features That Impact Service Life
The precision rating directly affects operational stability: P0 grade suits general applications, while P2 grade offers tighter dimensional control for high-speed mixing operations. The bearing steel material undergoes heat treatment to achieve surface hardness of 58-62 HRC, ensuring resistance to wear and fatigue under continuous loading. The double-row roller arrangement distributes load evenly across the raceway, extending service life by up to 30% compared to single-row alternatives in similar applications. Importantly, the aligning capability reduces stress on adjacent components, minimizing the risk of cascading failures in the mixer drive train.
Total Cost of Ownership: Why Precision Matters
Choosing the right self-aligning roller bearing directly impacts a concrete mixer's total operating costs. A bearing with insufficient precision (e.g., P0 when P6 is needed) may develop excessive clearance after 500 hours of operation, causing vibration and premature seal failure. In contrast, properly specified bearings can operate for 2,000+ hours between maintenance intervals, reducing downtime and labor costs. Using genuine bearing steel instead of low-grade alternatives prevents catastrophic failures that can damage gearboxes or drive shafts—repairs that typically cost 10-15 times the price of the bearing itself.
Quality Assurance You Can Verify
Our manufacturing and testing processes comply with ISO 9001 standards, including raw material inspection for chemical composition and mechanical properties. Each bearing undergoes dimensional testing using coordinate measuring machines to ensure compliance with specified tolerances. We provide batch inspection reports documenting hardness, clearance, and geometric accuracy. All products come with a manufacturer's warranty covering material and workmanship defects, with clear procedures for returns and replacements. Our global supply chain includes authorized distribution channels for major brands, ensuring you receive bearings that meet original equipment specifications.
Packaging & Shipping
- Carton and pallet packaging to prevent damage during transit
- Standard package dimensions: 12.00cm * 12.00cm * 4.80cm
- Gross weight per package: 1.300kg
- Multiple shipping options including express, air, and sea freight
- Low minimum order quantity to support both maintenance and production needs
Get a Quote for Your Concrete Mixer Bearing Needs
Whether you need 22220CA, 22222CA, or other self-aligning roller bearings for concrete mixer trucks, we can provide competitive pricing and availability. Simply share the bearing model, required precision grade, and quantity, and our technical team will confirm compatibility with your equipment. We maintain inventory of common sizes for quick delivery, helping you minimize downtime and keep your fleet operational.
Frequently Asked Questions
Q: Do you supply bearings from other international brands besides the ones listed?
A: Yes, we can source bearings from all major international brands including SKF, NSK, NTN, Koyo, NACHI, IKO, FAG, and Timken, as well as domestic Chinese brands, based on your specific requirements.
Q: How can I confirm if the 22220CA bearing will fit my concrete mixer model?
A: Provide your mixer's make, model, and the original bearing part number if available. Our technical team can cross-reference dimensions (60mm bore, 110mm outer diameter, 28mm width) with your equipment specifications to verify compatibility.
Q: What is your warranty policy for these bearings?
A: We offer a standard warranty against manufacturing defects. The warranty period and terms are specified in each order confirmation, with coverage for replacement or refund in case of verified material or workmanship issues.
Q: What is the minimum order quantity for these concrete mixer bearings?
A: We accept small orders for maintenance needs, with no strict minimum quantity. For production volume requirements, we can provide quantity discounts and scheduled delivery plans.
Q: How long does delivery take for standard and custom orders?
A: In-stock bearings ship within 1-3 business days. For special precision grades or less common models, lead times typically range from 7-15 days depending on the manufacturer's availability.
Q: Can you provide OEM or ODM services for custom bearing requirements?
A: Yes, we support OEM and ODM services, including custom packaging, labeling, and special tolerances. Provide your technical drawings or specifications for a feasibility assessment and quote.
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Rodamientos de rodillos autoalineables 22220CA 22222CA para camiones mezcladores de concreto con precisión P0-P2
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