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PT Semen Indonesia (Persero) Tbk (known as SIG) is a state-owned holding company providing building material solutions. The company has 17 subsidiaries located in Indonesia and Vietnam . With a market reach to Asia , Australia and Oceania , the company's main business is in the cement sector and its derivative products such as concrete , mortar ...
("Indocement") Indocement is one of the largest cement producers in Indonesia. Today, Indocement and its subsidiaries operate several business units that cover manufacturing and cement sales (core business) and ready-mix concrete, aggregates as well as trass. Indocement has approximately 6,000 employees and 13 factories with annual total ...
A wet mix concrete plant combines some or all of the above ingredients (including water) at a central location into a concrete mixer - that is, the concrete is mixed at a single point, and then simply agitated on the way to the jobsite to prevent setting (using agitators or ready mix trucks) or hauled to the jobsite in an open-bodied dump truck ...
The concrete mixing transport truck maintains the material's liquid state through agitation, or turning of the drum, until delivery. These trucks have an interior turbine that pushes the mixed concrete up against gravity inside the drum. The interior of the drum on a concrete mixing truck is fitted with a spiral blade. In one rotational ...
Concrete plants come in two main types, ready-mix plants and central mix plants. A ready-mix plant blends all of the solid ingredients, while a central mix does the same but adds water. A central-mix plant offers more precise control of the concrete quality. Central mix plants must be close to the work site where the concrete will be used ...
The enlarged group has activities in over 50 countries with 51,000 employees working at almost 3,000 production sites. Heidelberg Materials operates around 130 cement plants with an annual cement capacity of around 170 million tonnes, around 1,300 ready-mixed concrete production sites, and just under 600 aggregates quarries. [2]
The output obtained from a site mix concrete plant using a 8/12 mixer is 4 to 5 metric cubes per hour which is 30-60 metric cubes per hour in a ready mix concrete plant. Better handling and proper mixing practice will help reduce the consumption of cement by 10 – 12%.
The company manufactures concrete mixers, mobile and solid concrete mixing plants and residual concrete processing plants at the Memmingen plant. Stetter truck mixers are offered in four different classes, BasicLine as standard, LightLine as a particularly low-weight mixer, Heavy DutyLine for heavy duty use and for particularly high loading is ...