Concrete Block Manufacturers

Lbw Block And Lintel Manufacturers specialise in concrete block manufacturing services in Gauteng. We custom make concrete blocks to fit your specifications. 

Products

  • Concrete blocks 220m wide X 500m long (“B” Range)
  • Close end blocks are supplied when required
  • 2,5% extra blocks are supplied for breakages 

 BLOCK SIZES:

 

  • B1 500 X 230 X220 @ 29 kg / Block
  • B2 500 X 150 X 220 @ 23 kg / Block
  • B3 500 X 110 X 220 @ 20 kg / Block
  • B4 500 X 190 X 220 @ 26 kg / Block
  • B5 500 X 285 X 220 @ 32 kg / Block

 

PRE-STRESSED RIBS:

 

  •  Normal size 150 wide x 60 m , mass 21 kg/meter
  •  Manufactured to required strength 
  •  Concrete block strength at transfer 25 Mpa, Ultimate 40 Mpa at 28 days. 

 

REINFORCING:

  •  Supply ref 100 weld mesh including 12% extra for overlaps.
  •  Supply all reinforcing as designed by engineers bending schedules (cut, bends, supply, pre-fix or fixing on site).
  • (supply of all cross rib steel)

 

DESIGN PARAMETERS:

  •  Super imposed loads limited to reflection of span/ 250 on max 15mm 
  •  Slab depth should not exceed span/ 20
  •  Insitu concrete 25 Mpa at 28 days.
  •  Temporary support at max 1500m on total cross rib length.
  •  Prestressed wire 4,0m @ 1700 Mpa yield stress.

 

 

Concrete Block Manufacturing

 

Contact Lbw Block And Lintel Slab Manufacturers today if you need Concrete Block Manufacturering services. Call us on 011 938 7085 or email us on lbwfactory@lbwblock.co.zaor dennis@lbwblock.co.za

 

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