Hydraulic pile breaker

Overview
Choosing an incorrect pile cutter can damage internal rebar and delay pile trimming. This modular hydraulic pile breaker uses synchronized cylinders and alloy chisels to crush cast-in-place or precast pile heads cleanly in seconds. Field performance typically exceeds manual jackhammers by 15–20× in speed, while preserving the core foundation and reducing on-site injury risk.

How it works
The unit applies concentrated point pressure via hardened chisels to fracture the concrete matrix without shearing steel reinforcement. Modular interlinked frames let operators add or remove links to adapt the tool inner diameter for varying pile sizes. Chisels are pinned into the cylinder front head and are field-replaceable by removing a locking pin.

Key differences

• Modular Round Pile Breaker: Interlinked circular modules adjust inner diameter quickly to crack round piles (approx. 300 mm up to 2000 mm) with even radial force.
• Square Pile Breaker: Four-way heavy hydraulic cylinders deliver equal force from each side to produce flat, clean edges on square precast sections (approx. 300 mm to 600 mm).

Operational guidance & field tips

• Match module count to pile diameter precisely; incorrect module combinations can produce uneven cylinder push and deform internal rebar.
• After fracturing the concrete core, lift the excavator boom slowly so the tool hoists and releases the broken concrete block cleanly.
• Replace chisels on site in minutes by knocking out the locking pin and swapping chisel bits.

How to match a pile breaker to excavator or power unit specs

• Small Module Sets (3–6 links): Fit 300–800 mm piles. Typical hydraulic flow: 25–60 L/min at 25–30 MPa; can be powered by ~15-ton excavators.
• Medium Module Sets (7–10 links): Handle 800–1400 mm piles. Typical flow: 60–100 L/min; suited to 20–30-ton excavators.
• Heavy Large Diameter Sets (11–14 links): For 1400–2000 mm piles (bridges, rail). Require 100–140 L/min and are best driven by dedicated hydraulic power packs.

Typical site applications

• High-speed rail and bridge foundations — rapid trimming of large cast-in-place pile heads while preserving rebar integrity.
• Port and harbor marine piling — used with cranes or excavators for marine and riverbank pile trimming.
• Commercial and industrial construction — crushing dense arrays of precast square piles or high-strength prestressed concrete pipe piles.

Pile Breaker Parameter (table)
Module Number | PCS | 4 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18
Combination of the total weight | KG | 1600 | 2640 | 2970 | 3300 | 3630 | 3960 | 4290 | 4620 | 4950 | 5280 | 5610 | 5940
Pile diameter range | m | 400-600 | 600-800 | 800-1000 | 1000-1150 | 1150-1300 | 1300-1500 | 1500-1650 | 1650-1800 | 1800-1970 | 1970-2200 | 2200-2360 | 2360-2500
Hydraulic excavator | T | 20T-30T (small modules) | 20T-30T | 20T-30T | 30T-40T (medium modules) | 30T-40T | 30T-40T | Hydraulic system / pump station (larger sets) | Hydraulic system / pump station | Hydraulic system / pump station | Hydraulic system / pump station | Hydraulic system / pump station | Hydraulic system / pump station
Max. Thrust | 300KN
Max. Cylinder Trip | 300mm
Chisel diameter | 110mm
Single module weight | 335KG
Max. Cylinder Pressure | 300MPa
Max. Hoist Capacity | ≤500mm
Single module size | 1015*865*340mm
Machinery tonnage (recommended) | ≥20T
Location pin | Φ35

Frequently asked points

• Will the pile breaker crush internal steel rebar? No — when used per instructions, chisels fracture the concrete matrix without shearing or pulling rebar.
• Can one set adjust to different pile sizes? Yes — the modular design permits adding or removing modules to cover multiple round pile diameters with a single tool set.
• How to replace worn chisels? Chisels are pinned to cylinder front heads; remove the locking pin to swap bits on site.

Technical specifications

• Module counts available: 4, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 pcs
• Total assembly weight examples: 1600 kg (4 pcs) up to 5940 kg (18 pcs)
• Pile diameter coverage: approx. 400 mm up to 2500 mm depending on module set
• Recommended carrier: excavators from ~15T (small sets) to hydraulic power packs for largest sets; typical recommendation ≥20T for many configurations
• Max thrust: 300 kN
• Max cylinder trip: 300 mm
• Chisel diameter: 110 mm
• Single module weight: 335 kg
• Single module size: 1015 × 865 × 340 mm
• Max cylinder pressure: 300 MPa
• Max hoist capacity (lifting broken concrete): ≤500 mm
• Location pin diameter: Φ35