Straw clay
Art.-Nr.: 04.004
Art.-Nr.: 04.005
Straw clay raw mixture for repairing and renewing infills and for filling timber-frame ceilings. Puddled clay or daub is the orig
inal clay building material used in timber-frame construction. The straw and clay mixture was prepared using animal power
and applied by the dauber – the clay craftsman. The earth-moist mixture is best prepared using an agitator paddle and spread
over the wattle or laths using a trowel while it is malleable and ductile. Straw clay ANTIK contains an especially large amount
of long straw.
Händlersuche für:
Straw clay
Straw clay
Product information
Field of application
Repair and renewal of clay infills for restoring timber-framed buildings, for clay fillings in historical wood-beam ceilings. 04.005 Straw clay Antik. As a particularly authentic product for the preservation of buildings, Straw clay Antik contains a very large proportion of long straw.
Composition
04.004 Straw clay:
natural building clay up to 5 mm, sand 0-8 mm, barley straw up to 10 cm
04.005 Straw clay Antik: natural building clay up to 5 mm, sand 0-8 mm, half barley straw up to 10 cm and half unchopped barley straw.
Note: the unchopped straw is also shredded in the preparation process.
Material parameters
04.004 Straw clay: bulk density 1600 kg/m3 (thermal conductivity 0.73 W/mK, µ 5/10)
04.005 Straw clay Antik: bulk density approx. 1400 kg/m3 (thermal conductivity 0.59 W/mK, µ 5/10).
Delivery forms, yield
Earth-moist in 1.0-t Big Bags (yields 700 l straw clay mixture ready for processing)
Storage
Store in a dry place. Earth-moist straw clay must be processed no later than 3 months after manufacture. During winter, earth-moist
goods must be prevented from freezing in storage, otherwise their workability will be impaired by the frost.
Status: 07/2026
