KM SB81A Fixed Top Type Hydraulic Hammer – Powerful Breaker for 20–24 Ton Excavators

High-performance KM SB81A Fixed  Top Type Hydraulic Rock Hammer for 20–24 ton excavators. Ideal for breaking concrete and rock. CE/ISO certified, durable, efficient, OEM color available

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NoItem Data
1Productt NameHydraulic rock hammer
2ModelSB81A
3ModeTOP
4Operating Weight2134KG
5Chisel Diameter140mm
6Oil Flow Mode120-180L/Min
7Operating Pressure160-180KG/cm2
8Carrier Weight20-24Tons
9colourAs Customer's Request
10Warranty12 months
11MOQ1 set
12CertificationCE, ISO
13Packaging DetailsStandard Wooden Case
  • Concrete Demolition – Pavement, walls, and old structures.

  • Mining & Quarrying – Rock fragmentation and secondary breaking.

  • Road Construction – Breaking asphalt and road bases.

  • Excavation Projects – Trenching, pipeline, and foundation works.

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KM SB81A Fixed Top Type Hydraulic Rock Hammer – Compact Power for  Excavators

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The KM SB81A Fixed Top Hydraulic Rock Hammer is engineered for medium-sized excavators (20–24 tons), delivering powerful impact energy for fast and efficient breaking of rock, concrete, and asphalt. Perfect for construction, demolition, quarrying, and mining projects, it solves the common challenge of slow, inefficient breaking with conventional tools.

Durable and Reliable Construction

Built with high-strength, wear-resistant materials, the SB81A withstands tough jobsite conditions, reducing repair costs and downtime. Its fixed top design ensures stable operation and easy attachment to excavators, addressing the problem of instability and frequent adjustments during heavy-duty tasks.

High Performance and Efficiency

Featuring advanced hydraulic technology, the SB81A delivers consistent, high-frequency impacts, boosting productivity and speeding up project completion. Its efficient integration with excavator hydraulic systems helps lower fuel consumption and operational costs.

Easy Maintenance and Wide Compatibility

With a simple, service-friendly structure, wear parts are quick and easy to replace, minimizing downtime. The breaker is compatible with major excavator brands including Caterpillar, Komatsu, Hitachi, and Volvo, offering versatility across multiple machines and projects.

Take Action: Upgrade your excavator with the KM SB81A Fixed Top Hydraulic Rock Hammer today for a durable, high-efficiency solution in demanding construction and demolition projects. Contact us now for quotes, OEM options, or product consultation.

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Why Choose the KM SB81A?

  • Solve slow demolition issues with high-frequency, reliable impact

  • Reduce maintenance costs with durable construction and easy part replacement

  • Boost productivity on-site with fast, efficient rock and concrete breaking

  • Flexible compatibility across top excavator brands


Frequently Asked Questions (FAQ)

Q1: How do I select the right hammer and energy class?
Tell us about your excavator, job type, and budget. We will recommend suitable models tailored to your needs.

Q2: Can my existing excavator plumbing work with your hammer?
Most existing hydraulic plumbing systems are compatible. Please email detailed photos of your excavator to info@kemeibusiness.com for assessment and advice on any necessary modifications.

Q3: How do I obtain a receipt for my purchase?
After confirming your order, our sales team will promptly email your shipment details and receipt.

Q4: Are you a manufacturer?
Yes, our factory is located on Fenghuang Mountain Road, Fuxin Street, Fushan District, Yantai City, China.

Q5: Is KM hydraulic rock hammer the cheapest option?
Not always. While price is important, we prioritize quality and service to minimize problems. Our worldwide dealer and service network ensures excellent customer support.


About KEMEI Business

KEMEI operates a comprehensive quality management system within a production facility exceeding 80,000 square meters. As a technical leader in China’s construction machinery industry, we manufacture attachments and equipment primarily for forklifts, loaders, tractors, backhoe loaders, excavators, and skid steer loaders.

Our extensive product range includes tree transplanters, sweepers, hydraulic trenchers, crushing hammers, shears, rammers, rippers, timber grabs, universal joints, buckets, augers, milling machines, vibratory compactors, hydraulic plate compactors, rotary tillers, lawn mowers, and more.

Known for reliable performance, competitive pricing, and comprehensive service, KEMEI is your trusted partner. We look forward to sincere cooperation and mutual growth with customers worldwide.


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