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Martillo Hidráulico SB202: Compacto y Eficiente para Miniexcavadoras 2,5-6 toneladas

Nombre De La Marca:	SEWOOMIC
Número De Modelo:	SB152 / GSB152
MOQ:	1
Precio:	Negociable
Detalles Del Embalaje:	Caja de madera
Condiciones De Pago:	LC, T/T, Unión Occidental

Información detallada

Descripción de producto

Información detallada

Lugar de origen:

Porcelana

Certificación:

CE / ISO9001

Documento:

Peso del portador aplicable:

2,5 – 6,0 toneladas

Peso operativo en servicio:

200 kilos

Diámetro de la herramienta de trabajo (cincel):

Longitud de trabajo de la herramienta:

300 mm

Flujo de aceite hidráulico requerido:

35 – 65 l/min

Presión hidráulica de funcionamiento:

100 – 150 barras

Tasa de impacto:

850 – 1800 BPM

Capacidad de la fuente:

100 unidades/mes

Descripción de producto

The Atlas Copco SB202 hydraulic breaker equivalent is one of the most in-demand models in the compact breaker segment for mini excavators in the global market. Originally designed by Atlas Copco / Epiroc within its SB series of monoblock breakers, this equipment has become the preferred choice for contractors, rental companies, and public works operators due to its extraordinary power-to-weight ratio, proven reliability, and ease of maintenance. Jiangsu Guchuan Machinery Co., Ltd., under its SEWOOMIC brand, produces the GSB202 equivalent model, a monoblock design SB202 hydraulic breaker that replicates in detail all the specifications and advantages of the original European design, offering the same premium quality at a significantly more competitive price. This article provides an in-depth analysis of its technical features, operating principles, applications, and advantages for international B2B buyers.

Monoblock Design: Single-Piece Structure for Maximum Reliability

The defining characteristic of the SB202 mini excavator hydraulic breaker is its monoblock body design, an innovative configuration in which the entire impact mechanism is integrated into a single piece of high-strength forged steel, without side or top pins that could loosen or break under intense working loads.

This revolutionary design offers multiple advantages over traditional multi-piece breakers. Firstly, it eliminates structural weak points associated with fastening pins, offering exceptional resistance to bending forces, far superior to conventional models in its category. This means the breaker can withstand angled work, side impacts, and intensive use without suffering deformation or structural failure.

Secondly, by drastically reducing the number of components, it greatly simplifies maintenance and minimizes potential points of failure. Easy maintenance is one of the reasons why this model is the star option in the compact machinery rental market, where equipment availability and service costs are critical profitability factors.

Furthermore, the hydraulic accumulator is cast directly into the breaker body itself, forming a single piece. This integrated accumulator does not require gas recharging or periodic maintenance, unlike the external accumulators of other compact models. When disassembling the impact mechanism for repairs, it is not necessary to remove the accumulator, which further speeds up technical service operations.

Energy Recovery Hydraulic System: High Efficiency in a Compact Size

The SEWOOMIC SB202 GSB202 hydraulic breaker incorporates an advanced hydraulic system with energy recovery that utilizes the recoil effect of each impact to store energy and supplement the impulse of the next blow. This technology significantly increases the equipment's energy efficiency, reducing hydraulic oil consumption and, consequently, the fuel consumption of the carrier mini excavator.

Thanks to this innovation, the energy efficiency of the SB202 hydraulic breaker is among the highest in its category, resulting in greater productivity per liter of fuel and lower operating costs for the end-user. Despite its compact size, this breaker delivers surprising impact energy, surpassing many larger models from previous generations.

The system also features blank firing protection, a function that automatically reduces impact force when the chisel is not in contact with the material. This prevents damage to internal components during blank fires, protects the mini excavator's arm from excessive vibration, and extends the lifespan of the entire assembly.

Key Components and Durability Design

Durability is a fundamental criterion when choosing a compact hydraulic breaker, especially in abrasive working environments such as trenches, demolition sites, and urban construction sites with a lot of dust. The SEWOOMIC GSB202, equivalent to the SB202, incorporates multiple design solutions aimed at maximizing the lifespan of its components.

Firstly, it features a floating bushing system that reduces wear on both the chisel and the bushing itself. This design allows for better load distribution and more effective lubrication between the bushing and the chisel, preventing corrosion in the housing and minimizing friction wear. The bushing is secured by a retaining pin and can be easily removed with a hammer, simplifying its replacement when necessary.

Secondly, it uses oval retaining pins instead of traditional cylindrical pins. This oval shape reduces chisel rotation during work, minimizing wear on both the chisel and the bushing. Additionally, the two retaining pins can absorb excessive forces generated by blank fires, protecting the internal mechanism from damage.

Thirdly, the dustproof system protects internal components from the ingress of abrasive particles. A dust seal ring is installed between the bushing and the chisel, which blocks dust entry and maintains lubrication in the chisel shank area. The housing and bushing are sealed to prevent dust and water ingress, which is especially important in trenching work and environments with a lot of cement or silica dust.

The breaker also comes standard with an acoustic insulation system that reduces noise and vibration levels transmitted to the excavator and operator. This not only improves working conditions but also allows the equipment to be used in urban areas with noise restrictions.

Technical Specifications and Excavator Compatibility

The SB202 hydraulic breaker for 3-ton excavators is designed to be mounted on compact range mini excavators, with a recommended operating weight of between 2.5 and 6 tons. This versatility allows it to adapt to a wide range of machines, from very small 2.5-ton mini excavators to 6-ton compact public works excavators.

Its main hydraulic parameters include a hydraulic oil flow perfectly adapted to the pump range of 2.5 to 6-ton mini excavators, and an optimized nominal working pressure to offer the best balance between impact force and blow frequency. The working chisel has a diameter adapted to this weight category, ideal for concrete demolition, medium rock excavation, and precision trenching.

The SB202 hydraulic breaker compatible with 2.5-6 ton excavators works with virtually all global brands of mini excavators in this weight range, including:

Cater-pillar: 302.7, 303, 303.5, 304, 305, 305.5
Komatsu: PC26, PC30, PC35, PC45, PC55
Hitachi: ZX26, ZX33, ZX38, ZX48, ZX55
Doosan: DX27, DX30, DX35, DX42, DX55
Hyundai: R27, R35, R45, R55
Vol-vo: EC27, EC35, EC48, EC55
SANY: SY26, SY35, SY50, SY55

This wide compatibility makes the SB202 hydraulic breaker with its quality-price ratio a very attractive option for rental companies and contractors with mixed fleets of compact machinery from different brands.

Applications and Use Scenarios

Thanks to its compact design, high blow frequency, and excellent power-to-weight ratio, the SB202 construction hydraulic breaker is an extremely versatile tool that adapts to a wide variety of applications:

Trenching and utility work: It is the ideal tool for opening narrow trenches for plumbing, electrical wiring, gas, and telecommunications installations. Its slender body allows it to work in small trenches where larger breakers cannot access. The SB202 hydraulic breaker for trenching is the preferred option for public works and urban service companies.
Light and urban demolition: Its low noise and vibration design makes it perfect for demolition work in urban areas and indoor spaces. The SB202 urban demolition hydraulic breaker offers sufficient power to demolish small and medium-sized concrete walls, floors, and structures, while minimizing noise disturbance to neighbors.
Road works and repairs: It is widely used in concrete and asphalt pavement repair work, trenching on roads, and road maintenance. Its high blow frequency allows for rapid and efficient material fragmentation.
Landscaping and gardening: In landscaping projects, it is used to break natural rocks, prepare rocky terrain, and create decorative stone elements. Its compact size allows for maneuverability in gardens and confined spaces without damaging the environment.
Indoor and confined space work: Thanks to its slender design and the excellent chisel visibility offered by its compact body, the operator can position the breaker with great precision in confined indoor spaces, such as demolitions inside buildings or work in basements.
Secondary crushing in small quarries: In low and medium hardness rock quarries, it is used to reduce the size of extracted blocks in secondary crushing operations.

Guchuan SEWOOMIC Quality Guarantee

The SEWOOMIC GSB202 model, equivalent to the Atlas Copco SB202, is manufactured at the Jiangsu Guchuan Machinery Co., Ltd. facilities in Changzhou, Jiangsu, China. The company, founded in 2010, has over 16 years of experience in manufacturing hydraulic breakers and excavator attachments, having started its activity as an OEM supplier of components for leading global brands in the sector.

As a premium quality Chinese manufacturer of SB202 hydraulic breakers, Guchuan uses high-strength alloy steels and precision heat treatment processes in furnaces imported from South Korea for all its core components. Each unit undergoes rigorous performance and quality testing before leaving the factory, ensuring reliable operation and a long service life.

The company also offers OEM ODM SB202 hydraulic breaker services for distributors who wish to market the product under their own brand, with options for customization of paint, logo, and packaging. It maintains a permanent stock of spare parts and a multilingual after-sales service team with a response time of less than two hours for customers worldwide.

Conclusion

The SB202 hydraulic breaker is one of the most reliable and efficient options on the market in the 2.5 to 6-ton mini excavator segment. Its monoblock design without pins, its energy recovery hydraulic system, its high blow frequency, and its low maintenance make it the ideal tool for trenching, light urban demolition, landscaping, and construction in confined spaces.

The SEWOOMIC GSB202 model, as a high-quality equivalent to the original Atlas Copco / Epiroc SB202, offers the same technical performance and durability at a price 30% to 40% lower, backed by Guchuan Machinery's experience as a specialized manufacturer with over a decade and a half of experience in the sector. For distributors, rental companies, and contractors looking to maximize their profitability without sacrificing quality in compact equipment, the GSB202 is a smart and technically proven investment.

Las etiquetas:

Detalles De Los Productos

Hogar > Productos >

Disyuntor totalmente hidráulico

Martillo Hidráulico SB202: Compacto y Eficiente para Miniexcavadoras 2,5-6 toneladas

Todas Las Categorías

Martillo Hidráulico SB202: Compacto y Eficiente para Miniexcavadoras 2,5-6 toneladas

Nombre De La Marca:	SEWOOMIC
Número De Modelo:	SB152 / GSB152
MOQ:	1
Precio:	Negociable
Detalles Del Embalaje:	Caja de madera
Condiciones De Pago:	LC, T/T, Unión Occidental

Información detallada

Descripción de producto

Información detallada

Lugar de origen:

Porcelana

Nombre de la marca:

SEWOOMIC

Certificación:

CE / ISO9001

Número de modelo:

SB152 / GSB152

Documento:

Catalogue of Hydraulic Brea...C).pdf

Peso del portador aplicable:

2,5 – 6,0 toneladas

Peso operativo en servicio:

200 kilos

Diámetro de la herramienta de trabajo (cincel):

65mm

Longitud de trabajo de la herramienta:

300 mm

Flujo de aceite hidráulico requerido:

35 – 65 l/min

Presión hidráulica de funcionamiento:

100 – 150 barras

Tasa de impacto:

850 – 1800 BPM

Cantidad de orden mínima:

Precio:

Negociable

Detalles de empaquetado:

Caja de madera

Tiempo de entrega:

15-20 días laborables

Condiciones de pago:

LC, T/T, Unión Occidental

Capacidad de la fuente:

100 unidades/mes

Descripción de producto

Monoblock Design: Single-Piece Structure for Maximum Reliability

Energy Recovery Hydraulic System: High Efficiency in a Compact Size

Key Components and Durability Design

Technical Specifications and Excavator Compatibility

The SB202 hydraulic breaker compatible with 2.5-6 ton excavators works with virtually all global brands of mini excavators in this weight range, including:

Cater-pillar: 302.7, 303, 303.5, 304, 305, 305.5
Komatsu: PC26, PC30, PC35, PC45, PC55
Hitachi: ZX26, ZX33, ZX38, ZX48, ZX55
Doosan: DX27, DX30, DX35, DX42, DX55
Hyundai: R27, R35, R45, R55
Vol-vo: EC27, EC35, EC48, EC55
SANY: SY26, SY35, SY50, SY55

Applications and Use Scenarios

Trenching and utility work: It is the ideal tool for opening narrow trenches for plumbing, electrical wiring, gas, and telecommunications installations. Its slender body allows it to work in small trenches where larger breakers cannot access. The SB202 hydraulic breaker for trenching is the preferred option for public works and urban service companies.
Light and urban demolition: Its low noise and vibration design makes it perfect for demolition work in urban areas and indoor spaces. The SB202 urban demolition hydraulic breaker offers sufficient power to demolish small and medium-sized concrete walls, floors, and structures, while minimizing noise disturbance to neighbors.
Road works and repairs: It is widely used in concrete and asphalt pavement repair work, trenching on roads, and road maintenance. Its high blow frequency allows for rapid and efficient material fragmentation.
Landscaping and gardening: In landscaping projects, it is used to break natural rocks, prepare rocky terrain, and create decorative stone elements. Its compact size allows for maneuverability in gardens and confined spaces without damaging the environment.
Indoor and confined space work: Thanks to its slender design and the excellent chisel visibility offered by its compact body, the operator can position the breaker with great precision in confined indoor spaces, such as demolitions inside buildings or work in basements.
Secondary crushing in small quarries: In low and medium hardness rock quarries, it is used to reduce the size of extracted blocks in secondary crushing operations.

Guchuan SEWOOMIC Quality Guarantee

Conclusion

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