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SK30 Open Top Hydraulic Breaker Hammer

PRODUCTS

SK30 Open Top Hydraulic Breaker Hammer

Product Description

Yantai Rocka silent-type hydraulic breakers are engineered for superior performance with minimal noise and vibration. Ideal for urban construction and noise-sensitive environments, they reduce operational sound levels significantly without compromising power. Featuring advanced noise suppression technology and optimized impact energy, these breakers deliver efficient concrete and rock breaking with enhanced precision and durability.

Designed for compatibility with various excavator models, Rocka breakers offer easy installation, low maintenance, and extended service life thanks to high-strength materials and robust construction. Energy-efficient operation helps reduce fuel consumption, lowering overall costs for operators.

Additionally, we support OEM customization to meet specific requirements, ensuring perfect integration and performance tailored to your needs.

Product Show

Specification/Model Small Range
SK20 SK30 SK40 SK43
Operating Weight top type kg 121 148 321 407
silenced type kg 139 168 325 413
side type kg 99 132 275 418
Suitable Excavator ton 1.2~3.0 2.4~4.5 4~7 6~9
Impact Energy Class ft/lbs 300 450 750 1000
Impact Rate bpm 700~1200 600~1100 500~900 400~800
Required Oil Flow gpm 5.25~10.5 7.9~13.2   0.5~23.8  13.1~23.6
Setting Pressure bar 150 150 170 180
psi 2134 2134 2418 2560
Operating Pressure bar 90~120 90~120 90~120 120~150
psi 1280~1706 1280~1706 1564~1990 1706~2133
Tool(Chisel) Diameter in. 1.8 2.1 2.7 3.0
mm 45 53 68 75
Hose Diameter in.  1/2  1/2  1/2  1/2

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