Concrete breaker BB series

Overview
MAC3 offers a range of pneumatic concrete breakers from 15 to 40 kg designed for demolition and heavy-duty construction tasks. These breakers are specified by contractors for their low compressed-air consumption, simplified design and reduced maintenance needs.

Key benefits

• Up to 40% energy savings due to low compressed-air consumption.
• Approximately 40% fewer moving parts in operation for improved reliability.
• Steel design enabling self-lubrication—operation without added lubricant.

Features

• Monobloc cylinder machined from steel bar
  • Limited number of stressed parts
  • Improved long-term resistance
  • Optimized performance
• Heat-treated components
  • Optimized mechanical characteristics
  • Self-lubrication during operation
• Zinc-plated surface treatment
  • Improved corrosion protection
• Direct strike on air cushion
  • Reliability and longevity
  • Operator comfort
• Easy access to distribution
  • Simplified maintenance
• Latch fastener
  • Faster tool changes
  • User safety

Applications

• Construction and demolition
• Specialist contractors and trades
• Agricultural site works
• Mines and quarries
• Civil engineering, networks and infrastructures

Technical data (table)
MODEL | SILENCER* | SECURITY** | WEIGHT (kg) | WEIGHT (lb) | LENGTH (mm) | LENGTH (in) | CADENCE | AIR CONSUMPTION (l/min) | AIR CONSUMPTION (cfm) | SHANK TYPE | SHANK (mm) | SHANK (in)
BB15 - MAC40T | ● | ○ | 19,8 | 43,6 | 570 | 22,4 | 1 300 | 1 200 | 42,4 | Hex | 22 x 82 | 7/8" x 3 1/4"
BB15 - MAC40T | ● | ○ | 20,2 | 44,5 | 596 | 23,5 | 1 300 | 1 200 | 42,4 | Hex | 25 x 108 | 1" x 4 1/4"
BB27 - MAC60TS | ● | ○ | 26 | 57,3 | 704 | 27,7 | 1 200 | 1 200 | 42,4 | Hex | 28 x 160 | 1 1/8" x 6"
BB27 - MAC60TS | ● | ○ | 26 | 57,3 | 704 | 27,7 | 1 200 | 1 200 | 42,4 | Hex | 32 x 160 | 1 1/4" x 6"
BB32 - MAC60T | ○ | ○ | 32 | 71 | 704 | 27,7 | 1 150 | 1 200 | 42,4 | Hex | 28 x 160 | 1 1/8" x 6"
BB32 - MAC60T | ○ | ○ | 32 | 71 | 704 | 27,7 | 1 150 | 1 200 | 42,4 | Hex | 32 x 160 | 1 1/4" x 6"
BB40 - MAC90T | ○ | ○ | 38 | 84 | 720 | 28,3 | 1 100 | 1 600 | 56,5 | Hex | 28 x 160 | 1 1/8" x 6"
BB40 - MAC90T | ○ | ○ | 38 | 84 | 720 | 28,3 | 1 100 | 1 600 | 56,5 | Hex | 32 x 160 | 1 1/4" x 6"

Technical specifications

• Weight range: 15 to 40 kg depending on model
• Energy savings: up to 40% due to low compressed-air consumption
• Reduced moving parts (approx. 40% fewer) for easier maintenance and higher reliability
• Monobloc cylinder machined from steel bar for durability and optimized performance
• Heat-treated components to optimize mechanical properties and enable self-lubrication
• Zinc-plated surface treatment for corrosion resistance
• Direct strike on air cushion for longevity and operator comfort
• Latch fastener for quick tool changes
• Multiple shank sizes available (examples in table: 22x82 mm, 25x108 mm, 28x160 mm, 32x160 mm)