PROCESS FOR PRODUCING BUILDING ELEMENT, PARTICULARLY ROOFING ELEMENT FOR FACE PANELS
The product comprises (w/w%): 30-40 cement, 45-55 sand, 0.1-0.2 superplastic, 1-2 colouring pigment and 5-10 swollen perlite of 0.5-2mm grain size. The mixt. is homogenised, shaped and dried.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The product comprises (w/w%): 30-40 cement, 45-55 sand, 0.1-0.2 superplastic, 1-2 colouring pigment and 5-10 swollen perlite of 0.5-2mm grain size. The mixt. is homogenised, shaped and dried. |
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