Record Number |
Ash Types | Application | Details of application | Standard Application | Basic Use |
|---|---|---|---|---|---|
1 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Concrete |
Supplied to EN450-1:2005 as a Type II addition | Concrete Manufacture | Bound |
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 | Bound |
3 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Grouting mines, caverns and other voids |
Used as aggregate and binder in conjunction with cement to fill mines, caverns and other voids. | Grouting | Bound |
4 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Hydraulically Bound Mixtures for Road Construction |
Used as a binder in conjunction with lime or cement in road base, sub-base and capping construction. | Road Construction | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
15 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Filler aggregate in foam bitumen products |
Used as a filler in foam bitumen | Road Construction | Bound |
16 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Filler aggregate in asphalt mixtures |
As a filler in asphalt formulations | Road Construction | Bound |
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 | Bound |
18 |
Furnace Bottom Ash, Wet Bottom Ash |
Aggregate for horse ménages and gallops |
As a surface for exercising horse | Animal Husbandary | Unbound |
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 | Bound |
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 | Bound |
21 |
Furnace Bottom Ash, Wet Bottom Ash |
Drainage media for golf courses |
Used as a free draining material on golf courses. | Aggregates - unbound | 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 | Unbound |
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 | Unbound |
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 | Bound |
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 | Bound |
26 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Grouting in nuclear waste containment |
Used as a binder/filler aggregate in conjunction with cement and other binders in the sealing and containment of nuclear wastes. | Grouting | Bound |
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 | Bound |
28 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Manufacture of zeolites |
Material for the manufacture of artificial zeolites | None of the standard uses | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
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 | Bound |
34 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Hydraulically Bound Mixtures for Road Construction |
Used as an aggregate, not as a binder, in cementitious-bound mixtures in road base, subbase and capping | Road Construction | Unbound |
35 |
Furnace Bottom Ash, Wet Bottom Ash |
Hydraulic-bound mixtures for road construction |
Used, bound with hydraulic binders in base, subbase and capping | Road Construction | Bound |
36 |
Furnace Bottom Ash, Wet Bottom Ash |
Engineering fill |
Used as a fill material in land reclamation and embankment construction | Land Reclamation | Bound |
37 |
Furnace Bottom Ash, Wet Bottom Ash |
Unbound Aggregates |
Used without binder as a base or subbase in road construction | Aggregates - unbound | Unbound |
38 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Engineering fill |
Used as a fill material in land reclamation and embankment construction | Land Reclamation | Unbound |
39 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Sludge Stabilisation |
Used unbound as a stabiliser for sludges e.g. sewage sludge, wastes and wet soils | Stablisation | Unbound |
40 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Sludge Stabilisation |
Used bound with cement or lime as a stabiliser for sludges e.g. sewage sludge, wastes and wet soils | Stablisation | Bound |
42 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Refactory Processes |
Use a material in refactory linings for refactory processes | None of the standard uses | Bound |
43 |
Siliceous Fly Ash, PFA, Coal Fly Ash |
Alkali Activated Binders/Cement |
Use as a binder in cements and cementitious systems by activation of the ash using alkalis | Cement Manufacture | Bound |