الصين
هويشيان، خنان
service1@hanhaicasting.com
+86 191 0373 1073
ISO 9001 وISO 14001
معايير صناعة التعدين
هويشيان، خنان
+86 191 0373 1073
معايير صناعة التعدين
الصفحة الرئيسية – المنتجات - تفاصيل المنتج
Engineered to meet exact OEM specifications, our heavy-duty bearing housings provide precise bearing alignment, structural rigidity, and vibration control for rotary kilns, ball mills, crushers, and other high-load transmission systems. We specialize in custom large-scale castings, offering complete metallurgical control from melting and secondary refining to final precision machining of bearing seats.
Designed to support heavy radial and axial loads, the bearing housing ensures stable shaft positioning and long-term structural integrity in large rotary systems.
Its reinforced casting structure minimizes deformation under continuous operation.
The internal bearing seat is CNC-machined to meet strict dimensional tolerances, ensuring accurate bearing fit and proper alignment.
This reduces vibration, uneven wear, and premature failure.
Manufactured from high-grade carbon or alloy steel, the housing delivers excellent mechanical strength and fatigue resistance.
Heat treatment processes enhance hardness, durability, and long service life.
Engineered for demanding industrial conditions, the bearing housing performs reliably in high-temperature, dusty, and heavy-impact environments.
Surface treatment options are available to improve corrosion resistance.
| PARAMETER | SPECIFICATION |
|---|---|
| Casting Weight Range | 1,000 kg – 80,000 kg (Per Single Piece, Customizable) |
| Maximum Overall Dimension | Up to 8,000 mm (Length / Width / Height Based on Drawing) |
| Material Grades |
Carbon Steel & Alloy Steel: ASTM A216 WCB / ASTM A148 (90-60, 105-85) / ASTM A27 EN 10293 / DIN 42CrMo4 / 34CrNiMo6 / GB Standards Available |
| Mechanical Properties (After Heat Treatment) |
Tensile Strength: 500 – 900 MPa Yield Strength: 300 – 700 MPa Impact Toughness: ≥20 J (Optional Requirement) |
| المعالجة الحرارية | Normalizing / Quenching & Tempering (Q&T) / Stress Relieving (As per Mechanical Requirement) |
| Bearing Seat Machining | CNC Machined Bearing Bore & Mounting Interfaces (Tolerance per Drawing Requirement) |
| Bearing Bore Accuracy | IT6 – IT8 (Depending on Application Requirement) |
| Dimensional Tolerance (Casting) | ISO 8062-3 CT10 – CT12 |
| Surface Finish (Machined Areas) | Ra 1.6 – Ra 3.2 (Bearing Seat & Critical Contact Surfaces Only) |
| NDT & Inspection | 100% UT / MT on Critical Areas, RT Available Upon Request |
| Dimensional Inspection | CMM / Laser Tracker / Bore Alignment Verification |
| Quality Documentation |
Mill Test Certificate (MTC) Heat Treatment Report NDT Report Dimensional Inspection Report Full Traceability Records |
| Operating Conditions | Designed for high-temperature, dusty and heavy-load environments (Operating range customized per project) |
| Corrosion Protection (Optional) | Anti-rust coating / primer painting / customized protection for coastal or humid environments |
| Packaging & Delivery | Export seaworthy packing (steel frame / plywood case) + moisture protection, suitable for long-distance shipment |
| Third-Party Inspection (Optional) | BV / SGS / TÜV or customer-appointed inspection available before shipment |
We begin with detailed pattern design based on customer drawings and load requirements. Casting simulation software is used to optimize feeding systems, minimize shrinkage defects, and ensure internal soundness before production.
High-strength resin sand molding and precise core assembly ensure dimensional accuracy and structural stability for large bearing housings.
Strict control of mold compaction and positioning reduces deformation risk during pouring.
Molten steel is produced in electric arc furnaces with secondary refining to control chemical composition and reduce impurities.
This guarantees mechanical strength and fatigue resistance for heavy-duty applications.
Precision-controlled pouring ensures uniform metal flow and reduces internal stress concentration.
Solidification is monitored to achieve optimal grain structure and minimize internal defects.
Normalizing or Quenching & Tempering is applied based on mechanical requirements to enhance tensile strength, toughness, and structural stability.
Temperature control is strictly monitored to ensure consistent material properties.
CNC machining centers process bearing seats and mounting interfaces to achieve required tolerance and surface finish.
Bore alignment and concentricity are carefully verified before delivery.
Each bearing housing undergoes dimensional inspection, ultrasonic testing (UT), magnetic particle testing (MT), and optional third-party inspection before shipment.
Full documentation and traceability records are provided.
Our quality control system covers every stage from raw material inspection to final delivery. Each bearing housing undergoes strict testing procedures to ensure structural integrity, dimensional accuracy, and long-term operational reliability.
Our bearing housings are widely used in heavy-duty rotary systems across multiple industrial sectors requiring high load capacity and stable performance.
Used in rotary kilns, clinker coolers, and grinding mills where high temperature and continuous operation are required.
Applied in crushers, ball mills, and conveying systems operating under heavy shock loads and abrasive conditions.
Supporting rotating equipment in steel plants and smelting facilities with demanding load requirements.
Used in large rotating machinery within thermal and industrial power generation systems.
Our engineering team will assess manufacturability, structural integrity, and cost feasibility within 48 hours.
