Record Number
Ash Types
Application
Details of application
Standard Application
1
Siliceous Fly Ash, PFA, Coal Fly Ash
Concrete
Supplied to EN450-1:2005 as a Type II addition
Concrete Manufacture
2
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler aggregate in concrete
Used as a Type I addition in concrete, e.g. as an inert filler
Filler aggregate
3
Siliceous Fly Ash, PFA, Coal Fly Ash
Grouting mines and caverns
Used as aggregate and binder in conjunction with cement to fill mines and caverns
Grouting
4
Siliceous Fly Ash, PFA, Coal Fly Ash
Road Sub-base binder
Used as a binder in conjunction with lime or cement in road sub-base construction
Road Construction
5
Siliceous Fly Ash, PFA, Coal Fly Ash
Cement Manufacture - kiln feed
Used as a source of silica in the cement making process
Cement Manufacture
6
Siliceous Fly Ash, PFA, Coal Fly Ash
Cement Manufacture - Blended cement
Blended with CEM I in the cement factory to produce blended cements, e.g. CEM II B-V
Cement Manufacture
7
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregate for mortars
Used as a partial of complete replacement for the fine aggregate in mortar mixes for bricklaying, etc.
Filler aggregate
8
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregate in concrete block making
Used as a cementitious material and filler aggregate in the manufacture of lightweight concrete blocks
Block making
9
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregate in aerated block manufacture (Aircrete)
Used as primary material in the manufacture of autoclaved aerated concrete blocks.
Block making
10
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregates in ceramic bricks
Used as a partial replacement of clay minerals in brick manufacture
Filler aggregate
11
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregates in ceramic tiles
Used as a partial replacement of clay minerals in tile manufacture
Filler aggregate
12
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler in rubber products
Used as filler material in rubber products, e.g. tyres.
None of the standard uses
13
Siliceous Fly Ash, PFA, Coal Fly Ash
Material for artificial aggregates
Source of material for the manufacture of sintered pulverised fuel ash aggregates, e.g. Lytag
None of the standard uses
14
Cenospheres, Floaters
Filler for paints and plastics
Used as a lightweight filler in the manufacture of paints and plastics
Filler in non-cementitious products
15
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler aggregate in foam bitumen products
Used as a filler in foam bitumen
Road Construction
16
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler aggregate in asphalt mixtures
As a filler in asphalt formulations
Road Construction
17
Furnace Bottom Ash, Wet Bottom Ash
Aggregates for block manufacture
As a coarse and fine aggregates in the manufacture of dense and lightweight blocks
Block making
18
Furnace Bottom Ash, Wet Bottom Ash
Aggregate for horse menages
As a surface for exercising horse
Animal Husbandary
19
Siliceous Fly Ash, PFA, Coal Fly Ash
Grouting redundant pipes
Used as an aggregate in grouts for filling and sealing redundant pipework, thereby prevent access to vermin, etc.
None of the standard uses
20
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler in fire protection coating
Used as a filler material in the formulation of fire prevention/protection coatings.
None of the standard uses
21
Furnace Bottom Ash, Wet Bottom Ash
Drainage media for golf courses
Used as a free draining material on golf courses.
Aggregates - unbound
22
Furnace Bottom Ash, Wet Bottom Ash
Used as a capping layer
As a capping layer in road construction to act as a drainage layer.
Road Construction
23
Furnace Bottom Ash, Wet Bottom Ash
Capillary break in embankments
Used as a medium to prevent capillary rise in embankments made of fine grained materials, such as fly ash.
None of the standard uses
24
Siliceous Fly Ash, PFA, Coal Fly Ash
Binder in soil stabilisation
Used as binder in conjunction with lime and/or cement in soil stabilisation
None of the standard uses
25
Siliceous Fly Ash, PFA, Coal Fly Ash
Binder in contaminated land treatment
Used as a binder and permeability reducing material in the treatment of contaminated land.
None of the standard uses
26
Siliceous Fly Ash, PFA, Coal Fly Ash
Grouting in nuclear containment
Used as a binder/filler aggregate in conjunction with cement and other binders in the sealing and containment of nuclear wastes.
Grouting
27
Siliceous Fly Ash, PFA, Coal Fly Ash
Aggregate for dam construction
Used as an aggregates and binder in roller compacted concrete for dam construction.
Concrete Manufacture
28
Siliceous Fly Ash, PFA, Coal Fly Ash
Manufacture of zeolites
Material for the manufacture of artificial zeolites
None of the standard uses
29
Siliceous Fly Ash, PFA, Coal Fly Ash
Manufacture of Aardelite
Material for the manufacture of artificial aggregate, called Aardelite.
None of the standard uses
30
Siliceous Fly Ash, PFA, Coal Fly Ash
Manufacture of insulating materials
Used as a primary source of silica in the manufacture of insulating materials, e.g. loft insulation and similar.
None of the standard uses
31
Siliceous Fly Ash, PFA, Coal Fly Ash
Magnesium Oxide cement - filler
Used as a filler cement in Magnesium Oxide based cement formulations
Cement Manufacture
32
Siliceous Fly Ash, PFA, Coal Fly Ash
Grouting - permeation grouting
Used in conjunction with cement and/or lime to permeate fissures and pores within poor ground improving the stability.
None of the standard uses
33
Siliceous Fly Ash, PFA, Coal Fly Ash
Filler aggregate in anhydrite cement
Used as a filler in anhydrite cement appplications, e.g. self levelling floor screeds, etc.
None of the standard uses