Silica fume for concrete - Definitions, requirements and conformity criteria Ingestion-build-132972 They are commonly used wherever

They are commonly used wherever high strength-to-weight ratio and stiffness (rigidity) are required

and/or abrasion as a consequence of handling

due to its very nature

to be used by one operator only

Why should you use BS EN 16855-2 - Thermal insulation performance for customized cold rooms

Silica fume for concrete - Definitions, requirements and conformity criteria Ingestion-build-132972 They are commonly used wherever1 Scope This European Standard applies to the silica fume which is a by product of the smelting process used to produce silicon metal and ferro silicon alloys. This part of EN 13263 gives requirements for chemical and physical properties for silica fume to be used as a type II addition in concrete conforming to EN 2061, or in mortars, grouts and other mixes. This part of EN 13263 also states conformity criteria and related rules. EN 13263 does not