A hydraulic splitter for rock provides controlled static splitting instead of impact breaking. After drilling holes to the required depth, the hydraulic wedge expands inside the rock or concrete, generating powerful splitting force from the inside outward. The result is predictable cracking with lower vibration and less surrounding damage.

Parameters of Hydraulic Splitter for Rock
| Model | YG-250 | YG-350 | YG-450 |
| Wedge Length(mm) | 250mm | 350mm | 450mm |
| Piston Stroke(mm) | 90/220mm | 90/220mm | 90/220mm |
| Drilling Depth(mm) | >500mm | >700mm | >900mm |
| Punching Diameter(mm) | 42mm | 46mm | 46mm |
| Crack Width(mm) | 10-20mm | 10-20mm | 10-20mm |
| Cleavage Time(s) | 10-15/s | 10-15/s | 10-15/s |
| Splitting Force(T) | 500t | 800t | 800t |
| Weight(kg) | 240kg | 250kg | 260kg |
Machine Structural & Accessory Craft Details
- Splitting wedge: Medium carbon alloy steel, heat treated to resist deformation under 800T peak force
- Cylinder body: Integral cast steel shell, anti-rust coating to resist coastal salt fog and tropical humidity
- Hydraulic reversing valve: Built-in pressure gauge for real-time working pressure observation
- Quick disconnect pipe connectors: Universal international standard fittings for fast cross-border site assembly
- Power station frame: Thickened steel support with anti-slip base for uneven mine ground
- Replaceable sealing rings: Standard spare parts for convenient overseas on-site maintenance

Working Principle: Hydraulic Rock Splitter Price & Static Splitting Mechanism
Machine structure and model configuration directly determine the hydraulic rock splitter price.
This device adopts a mature wedge expansion principle for static rock breaking.
- Operators drill standard holes with a specified diameter and depth in rock, boulders, or concrete surfaces.
- Place the matched wedge assembly (one middle wedge + two reverse wedges) into pre-drilled holes.
- The hydraulic power station delivers high-pressure oil to drive the cylinder piston.
- The middle wedge pushes forward and spreads two side wedges outward, generating a powerful splitting force.
The whole splitting process only takes 10–15 seconds and follows preset breaking directions. It produces zero vibration and no impact or flying debris.
Working Scenarios for Hydraulic Boulder Splitter
Quarry & Mining Sites
Split raw stone blocks and waste rocks. The hydraulic boulder splitter easily breaks oversized boulders unfit for impact hammers.
Tunnel & Underground Works
Fit subways, culverts and pipeline trenches. Zero-emission electric units work safely in enclosed, poorly ventilated spaces.
Urban Demolition
Remove concrete foundations, walls and bridge piers. Low-noise operation complies with urban residential construction limits.
Industrial & Smelting Overhaul
Dismantle furnace refractory bricks and carbon blocks. Static splitting protects nearby factory equipment from damage.
Emergency Disaster Relief
Clear landslides, traffic barriers, and earthquake debris. Lightweight structure supports fast deployment in remote sites.

Operating Cost Analysis
Choosing the right equipment is not only about purchase price. Daily operating costs often determine the real return on investment over the life of the machine.
💰 Initial Investment
- One-time equipment purchase
- No explosive materials required
- Compatible with existing drilling equipment
⛽ Daily Operating Cost
- Diesel or electric hydraulic power unit available
- Low hydraulic oil consumption during normal operation
- Only one operator required for most applications
🔧 Maintenance Cost
- Replaceable seals and wedge components
- Routine inspection focuses on hoses and hydraulic connections
- Fewer impact-wear parts than hydraulic breakers
Overseas Customer Success Story
A quarry contractor in Spain needed a non-blasting solution for limestone excavation after local regulations limited the use of explosives near nearby industrial facilities. The customer wanted equipment that could work with their existing drilling machine while maintaining continuous daily production.
Why the Customer Chose YG
- Compatible with the existing drilling equipment
- No blasting permits required for daily operation
- Diesel hydraulic power station for remote job sites
- Simple maintenance during continuous outdoor use

Project Results
| Performance | Result |
|---|---|
| Model | YG-350 |
| Material | Limestone |
| Splitting Cycle | 10–15 s/hole |
| Production Time | 20 Working Days |
| Shipping Time | 32 Days |
Customer Feedback
“The splitter integrated easily with our drilling equipment and reduced delays caused by blasting restrictions. Daily maintenance was simple, and the machine performed consistently throughout the project.”
Following the successful installation, the customer ordered another hydraulic splitter for the next phase of quarry expansion.

Frequently Asked Questions
Q: Can hydraulic concrete splitter process thick reinforced concrete piers?
A: It cracks concrete matrix first; steel bars need separate cutting tools post-splitting.
Q: Can I mix multiple splitting gun models under one power station set?
A: Same-series YG-250/350/450 guns can connect to one matched power unit.
Q: What hole standards must operators follow before inserting wedge assemblies?
A: Drill perpendicular holes with depth 200mm deeper than wedge length, remove internal rock debris completely.
Q: What regular care extends wedge service life?
A: Wipe rock dust off wedges after each shift, apply anti-friction grease every 5–10 uses.
Q: Are replacement wedges and sealing rings available for cross-border fast delivery?
A: Standard spare parts are stocked in YG overseas warehouses for quick air freight dispatch.
About YG
With over 20 years of manufacturing experience, YG supplies rock splitting and construction equipment to customers in mining, quarrying, infrastructure, and demolition projects worldwide. Every machine is manufactured under strict quality control and can be supplied with CE certification for international markets.
Our team provides pre-sales consultation, customized configurations, export documentation, logistics coordination, spare parts supply, and global after-sales technical support to help customers complete projects with confidence.
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