shah alam plastering 1

8/19/2019 Shah Alam Plastering 1

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PLASTERING


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What is plaster

Plaster is a plastic mortar. In order to

obtain an even, smooth, reglar and clean

sr!ace o! ceiling and "alls, a thincovering o! plastic mortar is applied on the

sr!ace. This thin covering is #no"n as

$plaster%.


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What is plastering and rendering

The process o! appl&ing this covering on

the sr!ace is #no"n as $plastering%.

Plastering on e'ternal e'posed sr!ace is

#no"n as $rendering%.


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T&pe o! plaster

Plaster ma& be di!!erent t&pes(

)ement plaster, lime plaster, md plaster.

And special t&pes o! plaster

Water proo! plaster, plaster(o! paris,

stcco plaster, etc.


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Cement plaster- cement plaster is a mi'tre o!cement and clean river sand "ith sitable

amont o! "ater. the proportion o! cement *

sand is +- or +.

)ement plaster ma& be done in one or t"o coats( /ne coat plaster

Thic#ness( +0 to +- mm

T"o coat plaster Thic#ness( !irst coat +1 to +0 mm

second coat - mm


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Lime plaster- In lime plaster !at lime shold besed. The proportion o! lime * sand is +-. thethic#ness o! plaster is +- mm.

Lime plaster ma& be done in to one or t"o coat

/ne coat plaster( thic#ness( +-mm T"o coat plaster(

Thic#ness( !irst coat +1to +- mm

second coat -mm


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Mud plaster (2d

plaster is a mi'tre o!md and hs# .this ischeapest t&pe o! plaster.

It can be done in to t"o

coat.

3irs coat is +- mm andsecond coat is 4(5 mm.second coat is applieda!ter !irst coat has setbt not !ll& dried.


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Water proof plaster ( this mortar !or

plaster is prepared b& mi'ing on part o!cement, and t"o part o! sand, andplveri6ed alm at the rate o! abot+0#g7m- o! sand.

In this mortar the "ater prepared b&dissolving 58gm o! so!t soap per liter o!"ater.


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/9:E)TS /3 PLASTERING

To protect the e'posed sr!ace !rom

harm!l e!!ects o! atmospheric agencies

sch as rain, sn, sno", "ind, etc. To conceal in!erior materials and de!ective

"or#manship.

To develop decorative e!!ect or to improvethe appearance.


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;E3E)TS IN PLASTERING

)rac#s(


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9listering or blo"ing o! plaster(


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E!!lorescence(

shah alam plastering 1

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