YG Machinery supplies heavy‑duty hydraulic attachments for the construction and mining sectors. Our rock splitter for excavator provides a safe, controlled way to break large rocks and reinforced concrete. Unlike blasting or hammering, this tool uses static hydraulic pressure to crack materials along predetermined lines. It produces minimal vibration, low noise, and zero flyrock. Many contractors choose our excavator rock splitter because it speeds up production while reducing operational risks. The YGM‑S200 and YGM‑S280 models cover most medium‑to‑large excavation jobs, delivering splitting forces from 3800 up to 5700 tons. Each cycle finishes within 40‑50 seconds, which translates into high daily output. We engineer every unit with robust alloy steel and precision components, ensuring long service life even under extreme conditions. Our team also offers custom mounting brackets to fit various excavator brands, so you can deploy the splitter without modifying your existing fleet.
YGM‑S200 vs YGM‑S280 Rock Splitter For Excavator Specifications
| Model | YGM-S200 | YGM-S280 |
| Splitting Force(ton) | 3800 | 5700 |
| Piston Diameter(mm) | 200 | 250 |
| Required Drilling Diameter(mm) | 90-110 | 110-130 |
| Required Drilling Depth(mm) | 1600 | 1700 |
| Crack Width(mm) | 32 | 35 |
| Drilling Gap Distance(mm) | 1000-1500 | 2000-2500 |
| Splitting Speed(s) | 40-50 | 40-50 |
| Required Pressure(MPa). | 60-80 | 80 |
| Splitting Gun Length(mm) | 2700 | 2800 |
| Weight(kg) | 900 | 1000 |
What Is An Excavator Rock Splitter?
An excavator rock splitter is a hydraulic attachment that mounts on the boom of an excavator. It works by inserting a splitting gun into a pre‑drilled hole. Once activated, the hydraulic cylinder pushes a central wedge forward. This wedge forces two counter‑wedges outward, generating immense radial pressure against the hole walls. The rock or concrete then fractures along the weakest plane, producing a clean, controlled split. This process requires no explosives and creates almost no ground vibration. Operators appreciate the precise directional control, which minimizes overbreak and reduces material waste. Because the action is static rather than percussive, the splitter operates quietly and produces very little dust. These features make this hydraulic attachment an excellent choice for urban demolition, selective ore extraction, and tunnel profiling. It also works well in confined spaces where blasting is prohibited or impractical.
Main Components Of The Rock Splitter
Our splitter unit consists of several key parts, each built for durability and easy maintenance.
- Hydraulic Cylinder – The cylinder body uses high‑strength alloy steel with precision‑honed internal surfaces. It houses the main piston that converts hydraulic energy into thrust.
- Wedge Assembly – This set includes one central wedge and two side wedges. All wedges are made of chromium‑molybdenum steel and heat‑treated to HRC 58‑62. This treatment gives them excellent wear resistance, even when splitting abrasive granite or basalt.
- Splitter Gun Body – The gun body connects the cylinder to the wedge assembly. Its thick walls and reinforced ribs withstand high bending stresses during operation.
- Control Valve – This valve block directs oil flow to advance or retract the piston. It responds quickly to operator inputs and allows smooth speed adjustment.
- Mounting Bracket – The bracket adapts the splitter to your excavator’s quick coupler or pin system. We custom‑build brackets for various major excavator brands.
Application Areas For The Hydraulic Rock Splitter For Excavator
This versatile tool serves many industries. Below are the main fields where our hydraulic splitter delivers outstanding results.
- Quarrying and dimensional stone production – The splitter extracts large blocks of marble, granite, and sandstone without damaging the natural stone structure. It reduces waste and improves block yield compared to blasting.
- Demolition of reinforced concrete – Urban renewal projects often require breaking old foundations, bridges, and building slabs. The splitter cracks concrete while leaving rebar intact for later cutting. Its low vibration protects adjacent structures and underground utilities.
- Tunneling and underground mining – In tunnel excavation, the splitter helps control overbreak and shapes tunnel profiles smoothly. Underground mines use it for secondary breaking of ore passes and drawpoints.
- Underwater and restricted‑space work – With proper sealing, the splitter operates effectively below water. It also fits into narrow trenches, basements, and shafts where large equipment cannot enter.
- Site preparation and leveling – Construction crews use the splitter to remove irregular rock formations for building footings, roadbeds, and railway embankments. This precise removal reduces backfill material and saves costs.
Advantages Of YG Machinery Rock Splitter For Excavator
YG Machinery stands out for engineering quality and customer support. Our excavator rock splitter offers these clear benefits.
- High splitting force with fast cycle times – The YGM‑S280 produces 5700 tons of force, yet each cycle takes only 40‑50 seconds. This combination allows you to split many holes per hour, boosting daily tonnage noticeably.
- Safe and environmentally friendly – You avoid explosives, which removes permit hassles, storage risks, and blast vibrations. The operation generates low noise and no toxic fumes, making it easier to comply with strict environmental regulations.
- Precise cracking with minimal waste – The splitter follows the drilled hole pattern, so the rock breaks exactly where you want. This precision is especially valuable in dimensional stone quarries, where block integrity directly affects market value.
- Rugged construction for long life – We use premium alloy steels and advanced heat treatment for the wedges. The cylinder barrels receive nitriding treatment to resist scoring and corrosion. These measures extend service intervals and lower long‑term costs.
- Simple maintenance and fast parts supply – Common wear items like wedges and seals can be replaced with basic tools. Our global warehouse network keeps genuine YG parts in stock, so downtime stays short. We also provide clear service manuals and video guides.
- Broad excavator compatibility – We supply custom brackets for almost all 20‑40 ton excavators from various major brands. This flexibility lets you standardize on YG splitters across mixed fleets.
- Cost‑effective investment – Compared to buying additional crushers or expanding blasting operations, our splitter represents a moderate capital outlay. Many customers recover their investment within 6‑12 months through savings on explosives, insurance, and equipment wear.
Frequently Asked Questions About Rock Splitter For Excavator
We recommend 20‑30 metric ton excavators for the YGM‑S200 and 30‑40 metric ton units for the YGM‑S280. These weight classes supply adequate hydraulic flow and structural stability. However, we can adjust the bracket design to suit other carriers. Contact us to verify your specific model.
The splitter uses static force to push materials apart, while a breaker impacts them. Therefore, the splitter produces much less vibration, noise, and dust. It also offers better directional control. Breakers work faster on soft or fractured rock, but splitters excel on hard, massive, or sensitive structures. Many operators use both tools together for maximum efficiency.
Yes, it effectively cracks concrete even with substantial rebar. The high splitting force overcomes the tensile strength of concrete. After cracking, the rebar remains intact and can be cut separately. For very dense reinforcement, we suggest reducing hole spacing toward the minimum gap distance to ensure complete separation.
Daily checks include inspecting wedge tips for wear, looking for hydraulic leaks, and greasing the wedge pins. Weekly tasks involve cleaning the cylinder breather, checking oil levels, and tightening mounting bolts. Every 500 operating hours, replace the hydraulic filter and inspect the piston seal. We supply a detailed maintenance schedule with every machine.
YG Machinery Rock Splitter For Excavator Now On Sale
YG Machinery currently offers the complete YGM series at factory‑direct prices. We also provide a drilling‑and‑splitting integrated solution that pairs our splitter with a high‑performance hydraulic drill rig. This combo eliminates compatibility worries and streamlines your workflow. With one supplier for both machines, you simplify spare parts management and receive unified technical support. Many clients find the integrated package shortens the learning curve and speeds up project startup. Please contact our sales engineers today with your rock type, production targets, and excavator specifications. We will recommend the best model or combo system for your needs. We also offer custom colours, special hose lengths, and auxiliary valve kits. All YG Machinery products come with a comprehensive warranty and lifetime technical consultation. Reach out via our website, email, or WhatsApp. Our team replies promptly with quotations, stock availability, and delivery timelines. Let YG Machinery help you split rocks more efficiently and safely.
