Technical Specifications for Specials
| FORM | Solid / perforated |
| FACED SURFACES | The surfaces of the bricks that are faced are shown by shading on the diagrams. Further faces can be faced at additional cost. |
| HANDED BRICKS |
Where there are left and right handed versions this will need to be specified. The version shown in the diagram is normally indicated. |
| COMPRESSIVE STRENGTH | Ketley blue, red and brown brindle squares when tested exceed 125N/mm². Although there is no standard method of measurement of special bricks in BS4729, Ketley special bricks perform in the same way as the squares. |
| WATER ABSORPTION | Standard squares are less than 4.5% when tested to EN7771-1 |
| SUCTION RATE | Typically less than lkg/M2min |
| SOLUBLE SALT CONTENT | Low |
| LIABILITY TO EFFLORESCENCE | Nil EN7771-1 |
| FROST RESISTANCE | F2 |
| MANUFACTURE | Etruria Marl fired to 1130° |
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All descriptions, drawings and dimensions displayed on this website are typical of the products and their uses and should not be interpreted as a guarantee of characteristics, and shall not form part of a contract, in addition, although the information is believed to be correct and complete, it should not be regarded as being appropriate to any specific application. and neither the company nor its agents shall be under any liability whatsoever in respect of the or for any loss, however caused. |
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