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what is
moladi filled
with? what does the mortar mix consist of? Concrete without
stone or course aggregate |
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cast house system |
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moladi mortar mix
design
One cubic meter of mortar (concrete without stone) consists of;
* the
above is a generic site mix ratio and will be verified with
trail mixes
site mix plant
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mortar mix |

cast wall |
Ordinary steel wire nail can be hammered into a
moladi wall |
| Click the
image to see the pump in action |
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-
fly ash can be used as an extender to substitute the use of
cement in order to reduce the volume of cement, but will still
achieve the same ultimate compressive strength - mPa.
- the density of the mortar will vary depending on the sieve
grading of the sand used, but will range between 1600 to 1800 kg
per cubic meter.
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a compressive strength of between 10 and
30 mPa can be achieved
in a 28-day period, depending on the cement: water ratio.
- as the structure is uniformly cast, with reinforcing
placed in strategic positions, the building is more resistant to
seismic movement.
- the mortar mixture produces a fast curing aerated mortar that
flows easily, is waterproof and possesses good
thermal and sound
insulating properties.
- under normal
conditions the mortar usually sets
during the night (12 to 15 hours) and the formwork is removed
the following morning.
- there
is no need to vibrate the mortar in order to achieve a smooth
finish.
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electrical and water piping positioned within the cavity
is cast in situ.
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formwork can be filled manually |
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or
mechanically |
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