F10 BRICK/ BLOCK WALLING
170 CALCIUM SILICATE FACING BRICKWORK:
CEMEX Mortars - Ready to use mortar and Lime:Sand mortar
A ready-to-use, ready-mixed lime:sand coloured or natural mortar
conforming to BS 4721.The range of 13 colours, with each available in 3
shades plus a natural gives 40 standard options to provide either a
colour match or colour contrast to the bricks. Non-standard colours can
also be provided to order.
The general details of the mortar must also be specified in Z21/170.
Ready-mixed sand & lime mortar must be mixed with cement before
use. To achieve the required strength of mortar, the correct mix of sand
& lime must also be specified.
Mortar designation 1 requires a 1:3 cement to premixed lime & sand mix
(at 1:12 lime to sand proportions)
Mortar designation 2 requires a 1:4-4½ cement to premixed lime & sand mix
(at 1:9 lime to sand proportions)
Mortar designation 3 requires a 1:5-6 cement to premixed lime & sand mix
(at 1:6 lime to sand proportions)
Mortar designation 4 requires a 1:8-9 cement to premixed lime & sand mix
(at 1:4½ lime to sand proportions)
Consult CEMEX UK technical literature for details. CEMEX UK can also
provide a technical and advisory service and it is recommended that they
are consulted early in the design process, for more information contact
0800 667 827.
Mortar: As section Z21.
Mortar designation 1 (1:12 lime to sand ready-mix)
Mortar designation 2 (1:9 lime to sand ready-mix)
Mortar designation 3 (1:6 lime to sand ready-mix)
Mortar designation 4 (1:4½ lime to sand ready-mix)
Manufacturer: CEMEX UK Materials Ltd, CEMEX House, Rugby, Warwickshire, CV21 2DT.
Colour: Black / Dark Brown / Golden Brown / Light Brown / Lilac /
Marigold / Mid Brown / Purple / Red / Red Brown / Terracotta / Tudor
Brown / Yellow
Shade: Light / Medium / Dark
Natural: One shade only