BK250TK | 250 mm Front-Mounted Through-Hole Pneumatic Chuck
The TOP-TOOL BK250TK is a 250 mm front-mounted through-hole pneumatic chuck for air-operated workholding applications requiring front-side installation and a through-hole structure.
This front-mounted pneumatic chuck is selected for applications that require a through-hole path and convenient front-side installation. Confirm the workpiece dimensions, installation space and air pressure before ordering.
Key Features
- Air-operated clamping for repeatable loading and unloading cycles.
- Through-hole or semi-through-hole structure for workpiece clearance.
- Multiple chuck sizes available for different workpiece ranges.
- Technical parameters are provided for model selection.
Typical Applications
- Pneumatic workholding setups
- Repeat loading and unloading operations
- Machining applications requiring air-operated clamping
- Model selection based on chuck size, gripping range and installation method
Selection Notes
- Confirm the workpiece dimensions and required gripping range.
- Check whether a solid, semi-through-hole or through-hole structure is required.
- Review the allowable air pressure, jaw stroke, clamping force and maximum speed.
- Send the machine information and workpiece drawing for technical review before ordering.
Technical Specifications
| Model | BK250TK |
|---|---|
| D | 256 |
| D1 | 206 |
| D2 | 226 |
| D3 | 300 |
| d | 80 |
| H | 166 |
| H1 | 122 |
| H2 | 14.5 |
| h | 5 |
| Z × d | 3-M12 |
| Power Wedge Serration | 1.5×60° |
| Matching Jaw Model | BK250Z2 |
| Jaw Stroke (Diameter, mm) | 5.4 |
| Max. Clamping Force (kN) | 62.4 |
| Max. Expanding Force (kN) | 32.6 |
| Allowable Pressure (MPa) | 0.4–0.8 |
| Max. Speed (r/min) | 1500 |
| Clamping Range (mm) | 10–260 |
| Expanding Range (mm) | 30–280 |
| Net Weight (kg) | 50 |
Request a Quote
This product is supplied by quotation. Send your machine model, workpiece drawing, required clamping method and quantity so that the configuration can be reviewed before ordering.