The wmw union bft 1107 table type boring machine is a robust unit designed for heavy‐duty horizontal boring of large engine blocks and structural components. As a used machines listing on Exapro, this model is valued in metalworking facilities for its stability, repeatable accuracy, and ability to handle demanding batch production.
Buyers considering this machine on Exapro appreciate the combination of a compact table layout and strong spindle rigidity, which reduces cycle times while maintaining tight tolerances. The following sections outline key specifications, operational benefits, and maintenance considerations for the wmw union bft 1107 table type boring machine.
| Model | Bore Range (mm) | Max Stroke (mm) | Spindle Speed (min-1) | Table Load (kg) |
|---|---|---|---|---|
| WMW Union BFT 1107 | 80–110 | 900 | 32–200 | 4500 |
| Year Introduced | 1998 | |||
| Drive Type | Hydraulic slide head with mechanical feed | |||
| Control | Digital readout on spindle and table axes | |||
Key Specifications and Condition Details
Reviewing detailed specifications helps buyers compare the wmw union bft 1107 table type boring machine against other used machines on Exapro and confirm fit for their production layout.
Critical specifications include overall dimensions, power requirements, and precision grades, which influence installation planning and long term process capability.
Machine Architecture and Boring Capacity
Rigid Frame Design for High Precision
The machine features a compact, rigid box type frame that minimizes deflection during heavy cuts, supporting consistent hole geometry across large workpieces.
Spindle and Boring Bar System
A hardened steel spindle with taper bore tooling interface ensures secure boring bar retention, while the hollow bore design allows chip evacuation and coolant flow for efficient material removal.
Operational Advantages in Production Cells
The table type boring layout enables straightforward workpiece loading from the front, simplifying integration with upstream loading systems and operator access.
Adjustable hydraulic clamping plates allow quick setup for different block sizes, reducing changeover time and supporting mixed model manufacturing without extensive fixtures.
Maintenance History and Serviceability
Buyers on Exapro can request detailed service records, which often show regular checks of spindle bearings, slide wear, and hydraulic circuit filtration.
- Verify authenticity of spindle taper and runout with a dial indicator before acceptance.
- Inspect ways for uniform wear patterns and minimal pitting under high load areas.
- Confirm that original hydraulic pumps and valves are compatible with current fluid specifications.
- Check electrical cabinet for updated wiring and functioning overload protection on motors.
Industrial Applications and Value Retention
Factories relying on dependable boring capacity for engine block manufacturing often favor the wmw union bft 1107 table type boring machine due to its robust construction and predictable performance.
Strong demand in the second hand market helps retain value, provided the unit receives documented maintenance and calibration checks that buyers can review on Exapro listings.
FAQ
Reader questions
What size engine blocks can the wmw union bft 1107 table type boring machine handle?
The boring range of 80–110 mm bore and 900 mm max stroke makes it suitable for medium to large diesel and gasoline engine blocks commonly found in commercial vehicle and industrial applications.
How accurate is the positioning on this used machine listed on Exapro?
Digital readouts on spindle and table axes typically provide positioning accuracy in the range of 0.01 mm, while repeatability is often better than 0.005 mm when the machine is well maintained.
Are replacement parts and service support still available for this model year unit?
WMW Union distributes spare parts through authorized service centers, and many Exapro sellers provide contact details for component suppliers, ensuring long term availability of wear items and tooling.
What hydraulic power supply and electrical requirements should I verify on site?
Confirm available flow rate and pressure for the hydraulic slide head, and ensure the local power supply matches the motor voltage and frequency stated in the machine nameplate data before commissioning.