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    Rock Breakers
    Rock Breakers
    1. Dozco
    2. Rock Breakers
    Rock Breakers

    Hydraulic Rock Breaker & Excavator Hammer Attachments in Australia

    DOZCO is a reliable supplier of high-quality hydraulic rock breakers and excavator hammer attachments in major Australian cities, including Melbourne, Sydney, AdelaideBrisbane and Perth. The hydraulic hammers come in different sizes making them suitable wide range of jobs, from light demolition and asphalt removal to tunnelling and breaking hard stone or reinforced concrete.

    Built for strength and durability, DOZCO rock breaker machines and hydraulic excavator hammer perform reliably in mining, quarrying, construction, and demolition work. They are designed to handle tough conditions, helping operators achieve steady productivity, fewer breakdowns, and longer service life, supported by DOZCO’s proven manufacturing expertise.

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    30 k+
    Projects
    850 +
    People
    40 +
    Years
    39 k SQ. MTR
    Manufacturing Facility
    25000 +
    Parts in Stock
    6
    Continents Coverage
    Our Products

    Range of DOZCO Rock Breakers for Heavy Machinery in Australia

    Type

    Operating Weight (kg)

    Operating Weight (kg)

    Application

    DOZCO D100 Rock Breaker

    DOZCO D100 Rock Breaker

    Medium Range

    DOZCO D100 Rock Breaker - Medium Range

    DOZCO D100 Rock Breaker

    Operating Weight

    989 Kg

    Optimal Oil Flow

    80 - 110 lpm

    Impact Rate

    200 - 350 lpm

    Tool Diameter

    100 mm

    DOZCO 5000A Rock Breaker

    DOZCO 5000A Rock Breaker

    Heavy Range

    DOZCO 5000A Rock Breaker - Heavy Range

    DOZCO 5000A Rock Breaker

    Operating Weight

    4269 Kg

    Optimal Oil Flow

    240 - 320 lpm

    Impact Rate

    200 - 350 lpm

    Tool Diameter

    175 mm

    DOZCO D155 Rock Breaker

    DOZCO D155 Rock Breaker

    Heavy Range

    DOZCO D155 Rock Breaker - Heavy Range

    DOZCO D155 Rock Breaker

    Operating Weight

    2550 Kg

    Optimal Oil Flow

    180 - 240 lpm

    Impact Rate

    300 - 450 lpm

    Tool Diameter

    155 mm

    DOZCO 430A Rock Breaker

    DOZCO 430A Rock Breaker

    Light Range

    DOZCO 430A Rock Breaker - Light Range

    DOZCO 430A Rock Breaker

    Operating Weight

    434 Kg

    Optimal Oil Flow

    50 - 90 lpm

    Impact Rate

    400 - 800 lpm

    Tool Diameter

    75 mm

    DOZCO D135 Rock Breaker

    DOZCO D135 Rock Breaker

    Medium Range

    DOZCO D135 Rock Breaker - Medium Range

    DOZCO D135 Rock Breaker

    Operating Weight

    1725 Kg

    Optimal Oil Flow

    120 - 180 lpm

    Impact Rate

    300 - 550 lpm

    Tool Diameter

    135 mm

    DOZCO D110 Rock Breaker

    DOZCO D110 Rock Breaker

    Medium Range

    DOZCO D110 Rock Breaker - Medium Range

    DOZCO D110 Rock Breaker

    Operating Weight

    973 Kg

    Optimal Oil Flow

    90 - 120 lpm

    Impact Rate

    650 - 350 lpm

    Tool Diameter

    110 mm

    Applicable Machines:

    • Mini-Excavators,
    • Backhoes,
    • Skid Steer Loaders,
    Specification

    Understanding DOZCO Hydraulic Rock Breakers

    DOZCO hydraulic rock breakers are built to be strong, reliable, and easy to operate. Their balanced power-to-weight design helps operators work efficiently without overloading the machine.
    Depending on the model, the hydraulic breakers come with features such as a BPM adjuster, a reinforced chisel pin, optional auto greasing, and an integrated accumulator. This improves breaking efficiency and reduces wear. Since, the products are manufactured for demanding job sites, they deliver consistent performance and longer service life.

    Rock Breaker Parts and Their Functions

    A rock breaker is made of different parts, including:

    • Cap Bracket: It secures the breaker to the carrier machine and ensures stable attachment.
    • Frame: The outer housing that protects internal components from external damage.
    • BH-Supporter: It provides structural support and maintains proper alignment of internal parts.
    • Upper Damper: Absorbs vibration generated during operation to reduce stress on the machine.
    • Side Damper: Minimizes lateral shock and enhances overall stability.
    • Main Body: Contains the piston, cylinder, and other core components that generate impact force.
    • Bottom Damper: Reduces shock transmission to the tool and improves durability.
    • Window Cover: Helps with inspection and access to internal components for maintenance.
    DOZCO Dealership
    Dealer

    Grow with DOZCO

    If you’re a reseller or distributor of undercarriage parts or rock breakers across Australia, New Zealand, Fiji or the south pacific region, we invite you to get in touch to discuss how we can help you grow your business with quality products backed by responsive local service.

    To learn more or request a quote, contact our local team on 1300 2 36929 or admin@dozco.com.au or submit the form below and we’ll get back to you.

    FAQ

    Frequently Asked Questions

    Q. What gas is used inside a hydraulic rock breaker and why?

    Many hydraulic rock breaking hammers use a nitrogen charge to support the piston return action and help maintain consistent impact force.

    Q. What are DOZCO hydraulic rock breakers used for?

    DOZCO hydraulic rock breakers are used for demolition, asphalt removal, tunnelling, and breaking hard rock or reinforced concrete across different sectors.

    Q. How do I choose the right rock breaker for my excavator?

    When it comes to choosing an excavator rock breaker, you should consider your carrier’s weight, hydraulic flow, pressure specs, and the hardness of the rock or concrete you need to break.

    Q. What size rock breakers are available from DOZCO?

    DOZCO offers rock breakers in light, medium, and heavy ranges to match various machine sizes from mini-excavators to large carriers across diverse job sites.

    Q. Do hydraulic rock breakers work on both primary and secondary breaking tasks?

    Yes. DOZCO hydraulic rock breakers help with both intense primary breaking and delicate secondary breaking on site.

    Q. Are DOZCO rock breakers suitable for different machine sizes?

    Yes. DOZCO rock breakers are available in multiple sizes, making them suitable for light, medium, and heavy machines used in varied job condition

    Q. Are DOZCO rock breakers reliable in the Australian landscape?

    Yes, our rock breakers are built with strong materials and engineered to withstand the harsh landscape in Australia.

    Q. Do DOZCO rock breakers require high maintenance?

    Our rock breakers are designed to minimize wear and maintenance needs, helping operators keep machines running smoothly for longer periods.

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      Disclaimer: All OEM names, logos, and images are used for reference only. DOZCO is an independent supplier of aftermarket and compatible parts and is not affiliated with or endorsed by any OEM.