PPC - Cement - Lime - Aggregates

PPC Lime - Product Specsheets - Lump Unslaked Lime

Chemical formula

CaO

Alternative names / description

Lump lime, quicklime, calcium oxide

Typical chemical analysis

	Typical %
Available calcium as CaO	90,0
Total calcium as CaO	94,0
Total magnesium as MgO	2,0
Silica as SiO₂	1,5
Manganese as Mn₂O₃	1,0
R₂O₃	1,5
Carbon dioxide (CO₂)	1,0
Sulphur as SO₃	<0,05

Physical properties

Bulk density (kg/m3):		1 100 - 1 200
Size:	Unscreened	Minus 50mm
	Screened	Plus 6mm minus 19mm
		Plus 6mm minus 50mm
		Plus 19mm minus 50mm
Colour:	Buff due to the presence of manganese as Mn2O3
Angle of repose: 38 ° - 45°

Typical applications

Fluxing agent, neutralisation or pH control and coagulation.

Quality assurance

Is accredited with the ISO 9001: 2000 Code of Practice for quality management systems.

Storage

Important that lime is stored in an enclosed dry place.

Safety

Unslaked lime reacts with water (including atmospheric moisture), producing heat and a strongly alkaline hydrated lime. Care should always be exercised when handling this product.

Refer to the Lime Safety and Handling Guide


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