PENTA has extensive experience in the design, operations, and construction of chemical grade lime plant systems, with special emphasis on calcining and hydrating.  Our in-depth knowledge of the lime industry and comprehensive services allows us to completely develop projects from conceptual design to start-up. Our services include:

Feasibility StudiesCapital and operating cost estimates, process evaluations, and operations analysis.

Engineering Design of Cement Plant Systems:  The core business of PENTA is in the engineering of heavy industrial facilities.  Our highly experienced multi-disciplinary team covers:

Quarrying and Raw Materials Preparation: Geological exploration and study of the limestone quarry to determine the quality of the rock and its suitability for the production of lime; quarry development and mining plans; crushing, and screening.

Grinding and Milling: Design of optimum systems for drying and grinding in ball and roller mills, roller presses, classification by high-efficiency separators, cyclones, and screens.

Stockpiling and Reclaiming Systems: Storage piles, stackers, traveling tripper conveyors, apron and reclaim feeders.

Pyroprocessing: Kiln feed systems; vertical and rotary preheater kilns; kiln firing systems including coke, coal, and natural gas firing systems; pollution control systems consisting of air / air heat exchangers; fabric dust collectors, electrostatic precipitators and fans.

Hydration: Ambient and pressurized hydrator systems; product grinding and classification systems including high surface hydrators, mills, air separators, and other processing and materials handling equipment.

Materials Handling: Bulk materials handling such as belt, screw and air gravity conveyors, bucket, pan conveyors and bucket elevators.

Storage: Storage facilities such as concrete silos, steel tanks, and dome structures; bagging systems and warehousing.

Loading and Unloading Facilities: Truck, rail, or marine facilities for loading and unloading raw materials and finished products.

Instrumentation and Process Control:  design of instrumentation scheme and process control loops.

Commissioning and Start-up: PENTA’s comprehensive commissioning plan lays out the specifics on how the project will be put into operation.  In addition, PENTA assists its clients so that they can accurately plan a ramp up for production to full capacity when the project is completed.

Plant & Company Valuations:  comprehensive valuations that take into consideration business assets, historical earnings, market, mining reserves, production methods, reliability, plant personnel, management, financials and future projections.

To learn more about our EPC and EPCM solutions for your lime plant upgrade, modification, or Greenfield facility, please go to


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