Product Description
Our portable line boring machine for heavy equipment provides accurate bore restoration and alignment. Its portable design makes it suitable for on-site machining in mining, shipyard, marine, offshore, and construction environments. The portable line boring enables on-site machining of large bores without removing heavy components from the work site. It is specifically suitable for handling challenging on-site machining environments where the traditional workshop machining is impossible or inefficient.
The BB2000 heavy equipment line boring machine is configured to handle boring bore diameter from 320 mm to 2000 mm (12.59 inch to 78.74 inch). It is designed for large diameter boring works on heavy industrial equipment repair and maintenance. The field machining challenges are demanding and time limited. That is the market demand for the equipment we design and this is also the reason why our equipment has always existed.
BB2000 industrial portable line boring machine for heavy equipment has two power supply options. The recommend power unit is hydraulic if there have no some special requirements for your on-site machining conditions. Because the hydraulic power can ensure the machine operates continuously and stably. Some customers may require a small size power unit sometimes. The servo unit will work for the requirements. It only requires a servo motor and electric box. But the servo motor needs a rest after working for a period of time. Otherwise the motor may get burnt if it is in a high-temperature state for a long time.
There have a lot of optional attachments of portable line boring machine for heavy equipment, like boring bar length, power supply options, facing head for boring machine, mounting bracket type, hydraulic motors. So that customers can choose them for field machining challenges in their projects. We need think about every component for keeping machining precision and achieving better performance as much as possible.
If you are looking for this type of large diameter line boring machine for heavy equipment. And you have no ideas on it. Please send us an enquiry today and our experienced engineers will recommend you a appropriate model and related necessary components.

Main Machine Specification
| BB2000 | |
| Boring Bar Diameter | Ø200 mm |
| Boring Bar's Length | maximum up to 8 meters, and its length can be customized. |
| Boring Capacity Range | 320 mm to 2000 mm (12.59 inch to 78.74 inch) |
| Boring Stroke | as boring bar length |
| Drive Power Unit | hydraulic power station, servo motor drive. |
| Line Bore Facing Tool | maximum facing up to 2100 mm |
| Mounting Bracket Support | three arms type or four arms type, optional ID support kit & adjustable mounting support. |
Line Boring on Typical Equipment
- Mining shovels
- Crushers
- Haul trucks
- Ball mills
- SAG mills
- Rolling mills
- Ship cranes
- Compressor stations
- Turbine equipment
Typical Bore Repair Areas
- Crusher main frame bearing bores
- Mill bearing housing bores
- Shovel bucket hinge bores
- Bearing housings
- Slewing ring bolt holes
- Crane boom hinge bores
- Structural mounting holes
- Machinery frame alignment bores
- Large flange bolt holes
FAQ
Q: Does your company manufacture line boring and bore welding machine in one portable machining system?
A: Yes, we have several models of portable bore welding and boring machine in one integrated system. They are usually used for handling boring and welding in one setup on construction equipment, like bulldozers, loaders, excavators, etc..
Q: What is the onsite machining capabilities of your line boring machine for heavy equipment?
A: This heavy duty line boring equipment is able to restore bore size correction, bore coaxial alignment, bore end face sealing, tapper boring (optional).
Q: What does your industrial onsite machining equipment include?
A: The most selling, typical and popular machining equipment are onsite line boring machine, onsite milling machine, onsite shaft machining machine, onsite bore repair machine, in situ flange facing machine, portable keyway cutting machine and other customized machines.
Q: What is your price of your line boring machine?
A: The price of line boring tools typically ranges will be USD 2,450 - USD 76,050 depending on the specified model. The final pricing depends on the setup and application.
Q: Can you make a demonstration and provide training to us in our countries?
A: Yes, but you need pay us training fee. When the in situ machining equipment get to your company, we will book a flight to your country for conducting everything.
Q: Are your industrial portable machining system able to adapt to complex on-site machining conditions?
A: Yes, our portable onsite machining equipment is able to work within challenging field machining conditions.
Q: Do you field machining equipment for flange sealing operations?
A: Yes, we have portable flange facing machine for various sealing operations, such as RF (raised face), FF (flat face), RTJ (ring type joint sealing), v grooves, lens ring, o ring grooves, heat exchanger tube plate machining, etc.
Q: Which power will you use for your heavy duty portable boring machine?
A: We use servo unit and hydraulic unit as the power source for heavy duty portable line boring machine. Hydraulic unit is first choice followed by servo unit.
Enhance your field machining capabilities with the powerful onsite boring machine.
Learn more about the portable boring machine.
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