Wed, 11/12/2014 - 10:49
The True Cost of En-Masse Chain Conveyors – How “Bolt ‘n’ Go” Chains keep the running costs down
Thu, 01/23/2014 - 11:39
4B increases capacities of STARCO steel elevator buckets
Mon, 07/01/2013 - 18:44 - a new secure cloud based monitoring solution for bucket elevators and conveyors


4B has the world’s largest range of bucket elevator components, leading the field in elevator bucket and elevator bolt design and manufacturing the highest quality forged conveyor chains and elevator belting.

Our electronics division specializes in level controls, intelligent sensors and safety control systems for bucket elevators and conveyors. 4B components prevent costly downtime and minimize the risk of explosions in hazardous areas.
With over 125 years of engineering experience in the bulk handling industry and subsidiaries on all continents along with a worldwide network of distributors, 4B can provide practical solutions for any application no matter the location.


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Bucket material and other safety considerations.

 Forged Chains in Drag & En-Masse Conveyors

Mechanical belt alignment sensor

Featured Products

Detects level or plug situations for bulk granular solids or liquids
The popular range of SPS high efficiency buckets has now been extended.
Euro bolts have a concave head and two lugs to help prevent rotation

Featured Products

Monitors up to 256 sensors: temperature, alignment, speed...
Allows speed switch calibration and testing while installed on the shaft.
A new assembly system for forged chains- using bolt-on flights instead of welding.