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  PPT- FERROCEMENT

SUB .TO -  VIVEK SONI

SUB. BY-

SANJAY KUMAR TIWARI

0105CE143D06

1

OIST BHOPAL

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  FINITION

Ferro cement is a form of

reinforced concrete using closely

spaced multiple layers of meshand/or small diameter rods

completely infiltrated with, or

encapsulated in, mortar.

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TYPICAL CROSS SECTION OF

FERROCEMENT

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MATERIALS USED IN FERRO CEMENT

  Cement mortar mix

  Skeleton steel

  Steel mesh reinforcement or Fibre-

reinforced polymeric meshes

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CEMENT MORTAR MI

  •OPC and fine areate matrix is !sed

  •"he matrix constit!tes #$% of the

composite and o&erns its beha&ior

  •sand occ!pies '( to )$% of the &ol!me

of the mortar  •Plastici*ers and other admixt!res are

!sed

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  Chemical admixtures used in ferrocement serve

 purposes of

•  water reduction, with strength and reduces

 permeability;

•  Air entrainment, which increases resistance to

freezing and thawing;

•  suppression of reaction between galvanized

reinforcement and cement

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WATER 

  ,ater sho!ld be potable

  clean and free from oranic matter

- silt oil s!ar chloride and acidic

material

  p. e/!al or reater than )

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MI PROPORTIONS

  •Sand0 cement ratio by mass 1$

to 2$

  •,ater0 cement ratio by mass

(3$ to ('(

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SKELETON STEEL

  Forms the skeleton of the str!ct!re

  3 to 5 mm steel rods are !sed

  6sed in the form of tied reinforcement or

7elded 7ire fabric  6sed to impart str!ct!ral strenth in case of

boats bares etc

  8einforcement sho!ld be free from d!st r!st

and other imp!rities

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STEEL MESH REINFORCEMENT

  Consists of al&ani*ed steel 7ires of

diameter ($ to 1$ mm spaced at ' to

2(mm centre to centre

 

9&ailable as 7o&en+interlockin mesh and7elded mesh

  ,elded 7ire mesh has hexaonal or

rectan!lar openins

  :xpanded-metal lath is also !sed  ;ade from carbon lass etc

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COMMONLY USED REINFORCIN! MESH

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PROPERTIES OF FERRO CEMENT

 

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BEHAVIOR OF FERROCEMENT IN

TENSION

"C #$ %&$'#($ F&""( )&*&$% #$ %&$'#($

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APPLICATIONS

TANKS, CONTAINERS AND SILOS

. FLOORS AND ROOFS

. HEAVY DUTY FLOORS TILES

. WATERPROOFING

. MANHOLE COVERS

. WALL CUPBOARDS

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•  ANTICORROSIVE MEMBRANE TREATMENT

. FERROCEMENT BUILDINGS

. FERROCEMENT DUCTS

. REHABILITATION OF STRUCTURES

. CHEMICAL RESISTANT TREATMENT

. IRRIGATION STRUCTURES

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  RURAL APPLICATIONS

 MARINE APPLICATIONS

 ELEVATION TREATMENT

 FIRE RESISTANT STRUCTURES

SOIL STABILISATION

PIPES

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 SEWER LINES

 BRIDGE

 FOOT BRIDGE

STRENGTHENING OF RCC STRUCTURES

 SULPHATE RESISTANT CEMENT SAVING

 PRE-CAST FERROCEMENT STRUCTURES

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TECHNI+UES OF MANUFACTURE

.and plasterin

Semi- mechanised process

Centrif!in and

>!nitin

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THANK YOU

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