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What standard sizes of hollow concrete block
Sep 22, 2017

Hollow concrete block made from Cement,aggregate,water, are able to be produced in required size and shape by block making machine, as concrete masonry unit for building material, the common size is 4 inch, 6 inch, 8 inch, 10 inch and 12-inch unit configurations.

TIM截图20170921153730.jpg


According to the compressive strength is divided into MU3.5, MU5, MU7.5, MU10, MU15, MU20 six grade.

Precautions for use:

1.If green blocks are curing at normal temperature of 20to 37,must be maintained for 28 days before using.

2.The relative moisture content of the blocks at the time of shipment must be strictly controlled within the standard range

 

3.Take Rain protection measures when stored in construction site

 According to the strength level is divided into load-bearing block, non-load-bearing block, load-bearing block strength level is generally above MU7.5, non-load-bearing block strength level is generally below 5.0

 

Ordinary concrete hollow block strength grade:

 

Grade

Compressive   strength

Grade

Compressive   strength

average   value

Monolithic   minimum

average   value

Monolithic   minimum

MU3.5

3.5

2.8

MU10.0

10.0

8.0

MU5.0

5.0

4.0

MU15.0

15.0

12.0

MU7.5

7.5

6.0

MU20.0

20.0

16.0


 

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