Materials

Standards are changing to allow higher percentages of RAP, and batch plant owners want to take advantage of the recycled material. But unsightly steam and dust can escape from the mixer. The best way to counter this is to meter the amount of RAP being added to a batch system rather than adding it all at once. This is where Astec’s Batch RAP system comes into play. “The trouble with running RAP in a batch plant is that if you just dump the RAP in fast, you have serious problems with steam,” according t

Italian firm Metalgalante claimed that its latest Carmix TrailerPump 15 concrete pumps can deliver concrete higher and further than previous models. The new TrailerPump is compact in size, measuring just over 4m long by 1.5m wide and 1.5m high. This makes it easy to manoeuvre onsite and allows it to be used in applications where access may be limited. The unit has a powerful twin-cylinder piston pump with a hydraulic control, which is said to ensure a capacity of up to 15m3/hour at a pressure of 70 bars

IROCK Crushers says that its TS-522 Heavy Duty Screener suits use in medium- to large-scale operations. The introduction of this unit brings the firm’s range of screens to five and this model suits applications such as recycling, sand and gravel extraction, or as a part of a crusher circuit. Built for high productivity, the TS-522 features extra hopper capacity, class-leading screening area, and the firm claims that it offers the highest stockpiling capability of any unit in its class. The TS-522 is powe