Wuxi Guangqiang Bearing Trade Co.,Ltd
| Supply Ability | 10000/month |
| Packaging Details | Plastic Bag+cox+carton |
| Product Type | Expansion Coupling Sleeve |
| Application | Automotive.tractor.construction Machinery.rolling Mill |
| Axial force Ft(kN) | 1050-1650 |
| Torque Mt(kN.m) | 105-245 |
| Material, bearing | Bearing steel |
| Brand Name | GQZ or Other famous brand |
| Model Number | Z4 Series |
| Certification | ISO9001,ROHS |
| Place of Origin | China |
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Product Specification
| Supply Ability | 10000/month | Packaging Details | Plastic Bag+cox+carton |
| Product Type | Expansion Coupling Sleeve | Application | Automotive.tractor.construction Machinery.rolling Mill |
| Axial force Ft(kN) | 1050-1650 | Torque Mt(kN.m) | 105-245 |
| Material, bearing | Bearing steel | Brand Name | GQZ or Other famous brand |
| Model Number | Z4 Series | Certification | ISO9001,ROHS |
| Place of Origin | China | ||
| High Light | Z4 Expansion Sleeve ，Keyless Expansion Sleeve ，High Strength Expansion Sleeve | ||
Expansion coupling sleeve is an advanced basic component widely used in the international market for mechanical coupling under heavy load. In the connection of shaft and wheel, it is a keyless coupling device to realise load transmission by tightening the pressure and friction generated between the accommodating surfaces of high-strength bolts.
| Applicable Industries | Automotive.tractor.construction Machinery.rolling Mill |
| Place of Origin | China |
| Type | BALL |
| Model Number | Z2 series |
| Brand Name | GQZ or OEM |
| Seals Type | Open |
| Material | Chrome Steel |
| Outside diameter | 200-300mm |
| Bore size | 270-390mm |
| Feature | Long Life |
| Certificate | ISO9001:2008 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Precision | P0,P5,P6 |
| Service | OEM Service |
| Stock | Rich |
| Package | Original Packing |
| Dimentions | Hexagon socket head cap screws | Rated burden | Pressure on the joint surface between the expansion sleeve and the shaft | Pressure on the expansion sleeve-hub interface | Screw tightening torque | Weight | ||||||
| d | D | l | L | L1 | d1 | n | Axial force Ft(kN) | Torque Mt(kN.m) | pf(N/mm2) | pf1(N/mm2) | MA(N.m) | W.t(kg) |
| 200 | 270 | 88 | 94 | 110 | M16 | 24 | 1050 | 105 | 242 | 179 | 355 | 18.8 |
| 210 | 290 | 110 | 116 | 134 | M18 | 20 | 1118 | 117.3 | 197 | 143 | 485 | 23 |
| 220 | 300 | 110 | 116 | 134 | M18 | 21 | 1120 | 123 | 189 | 138 | 485 | 27.7 |
| 240 | 320 | 110 | 116 | 134 | M18 | 24 | 1280 | 153 | 198 | 148 | 485 | 29.8 |
| 250 | 330 | 110 | 116 | 134 | M18 | 27 | 1282 | 160.2 | 205 | 157 | 485 | 31 |
| 260 | 340 | 110 | 116 | 134 | M18 | 27 | 1430 | 186 | 205 | 157 | 485 | 32 |
| 280 | 370 | 130 | 136 | 156 | M20 | 24 | 1650 | 230 | 192 | 145 | 690 | 46 |
| 300 | 390 | 130 | 136 | 156 | M20 | 24 | 1650 | 245 | 179 | 138 | 690 | 49 |
Harsh environments, characterized by moisture, dust, and extreme temperatures, pose significant challenges. Corrosion Resistance: Exposure to moisture can lead to corrosion, affecting the sleeve's performance. Solution: For operations in harsh environments, select adapter sleeves made from corrosion-resistant materials or consider protective coatings to enhance the durability of adapter sleeves.
Effective maintenance is crucial for maximizing lifespan and performance. Inspection Schedules: Establishing routine inspection schedules helps detect potential issues early. Lubrication Needs: Proper lubrication ensures smooth operation and reduces wear. Solution: To maintain systems with adapter sleeves effectively: Implement a comprehensive maintenance schedule including cleaning, inspection, and re-lubrication of components around the adapter sleeve. Keep detailed records of all maintenance activities to track the condition and performance of adapter sleeves over time.
High-speed applications require careful selection to manage heat generation and vibration. Heat Management: High speeds can generate significant heat, leading to increased wear. Solution: For high-speed applications, choose adapter sleeves designed for enhanced speed capabilities with optimized internal geometries. Ensure adequate lubrication and cooling systems are in place to support the adapter sleeves.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification：
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...
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