Suportes de Telhado
Os suportes de shield da Bucyrus são usados mundialmente sob as mais severas condições em veios de
0,55-7,5 m e acima.

Folheto dos Sistemas de Suporte de Teto (A4)

 

Key Features

• Adaptation to the geology and environmental conditions at the   customer site • Support legs and cylinders for operating pressures over 450 bar,   supporting 570 tonnes • Long service life, tested in in-house Test Center or in   independent external institutes • State-of-the-art design methods with 3D-CAD and FEM • Electro hydraulic shield control systems for automatic sequences   or manually operated functions. View PMC-R technology.

Props and Cylinders
	Bucyrus offers hydraulic cylinders for all shield support applications. Coating procedures • Double hard chrome • Special steel jackets • Bronze • Laser cladding • Inductive fused coating   and further procedures upon request. Rock burst valves with different flow rates for • Gas-loaded valves • Spring-loaded valves

Test Center
	Bucyrus has an in-house test center for testing shield supports. • New shield support test stand • Vertical force 20,000 kN (passive) • Horizontal force 6,000 kN • Test stand for hydraulic cylinders • Test stand for conveyor pans