WB802 Bronze Sliding Bearing with Lubrication Holes - CuSn8P0.3 Material, 120N/mm² Load Capacity, -100℃ to +200℃ Temperature Range
Price:
Negotiable
MOQ:
50
Delivery Time:
10-20 days
Brand:
PVB
Product Description
Product Overview
Wrapped bronze sliding bearing with lubrication holes WB802 bronze bushing manufactured from high-grade CuSn8P0.3/CuSn6P phosphorous tin bronze alloy. Features punched-through lubrication holes for enhanced lubricant distribution and reduced maintenance requirements.
Material Composition
CuSn8P0.3 Bronze Alloy (DIN ISO 4382-2:1991)
| Element | Percentage |
|---|---|
| Copper (Cu) | 91.3% |
| Tin (Sn) | 8.5% |
| Phosphorus (P) | 0.2% |
Material conforms to DIN 17662 ISO 4382-2:1991 standard (CW453K). Composition proportions may vary within standard tolerance ranges.
Key Features
- Wear-resistant perforated bronze bearing material with integrated seals
- Integrated lip seals reduce installation space and protect against contamination
- Compatible with all standard greases and lubricants
- Optimal performance under high loads up to 120N/mm² static and low speeds
- Extended service life after proper greasing
Technical Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Max Static Load | 120 N/mm² | Elongation | 40% |
| Max Dynamic Load | 40 N/mm² | Temperature Range | -100℃ to +200℃ |
| Max Speed (lubricated) | 2 m/s | Friction Coefficient | 0.08-0.25 |
| Max PV Value | 2.8 N/mm²*m/s | Thermal Conductivity | 58 W/(m*K) |
| Tensile Strength | 450 N/mm² | Thermal Expansion | 18.5×10⁻⁶ K⁻¹ |
| Alloy Hardness | HB 110-150 | ||
Operational Performance
| Operation Type | Performance Rating |
|---|---|
| Dry Operation | Not Recommended |
| Lubricated Operation | Fair |
| Greased Operation | Good |
| Machinable | Consult Applications Engineer |
| RoHS Compliant | Compliant |
Applications
- Hydraulic cylinders and rotators
- Forest machinery and equipment
- Construction and crane machinery
- Agricultural machinery
- Hydraulic linkage systems
Mounting Specifications
Recommended installation parameters for optimal performance:
- Housing tolerance: ØH7
- Bushing inner diameter after mounting: H9
- Shaft tolerance: f7
- Shaft material: Steel (hardened or untempered)
- Shaft surface roughness: ≤ Rz 4-6
- Housing mounting bevel: minimum 1.5mm × 15-45°
- Shaft mounting bevel: 5mm × 15° with rounded edges
Use adequate force fitting mandrel for installation. Grease lubrication of outer surface may be necessary during mounting. Ensure adhesive does not contact sliding surface.
Available Forms
Plain bronze cylindrical bearings, flanged bronze bearings, bronze thrust washers, and sliding plates.
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Company
Jiaxing Joyreap Precision Machinery Co.,Ltd
Location
No 168 Kapa Road Dayun Town Jiashan Zhejiang China
Contact Person
Catherine Hu