# m20 concrete eastimate cement sand stonechip india

• #### What is the ratio for cement, sand and stone for a flat roof using

You are asking for a mix design. Here in the US, we follow ACI 211. Your design engineer will provide some design criteria required strength, etc. Your concrete provider can suggest a mix that meets the design criteria. I know you want to fig

• #### What is the quantity of cement sand and aggregate in M20 grade

Resources Department (19732016). Answered Apr 5, 2017 · Author has 97 answers and 34.5k answer views. M20 means the strength of concrete should be 20N/mm2 .As such proportion can only be fixed by designing the mix.But as a thu rule,it is about (not exactly) 1:1.5 :3 (cement,sand,coarse aggregate). 38 Views

• #### What is the quantity of cement sand and aggregate in M20 grade

Resources Department (19732016). Answered Apr 5, 2017 · Author has 97 answers and 34.5k answer views. M20 means the strength of concrete should be 20N/mm2 .As such proportion can only be fixed by designing the mix.But as a thu rule,it is about (not exactly) 1:1.5 :3 (cement,sand,coarse aggregate). 38 Views

• #### How we calculate of Sand, cement and aggregate of M20 ratio

As we know that during concreting when we place wet concrete, it gets harden after certain standard time( 30 mins IST & 10hrs FST), considering same it had be decided upon by Civil design Engineers to take a factor of safety ranging from 1.54 to 1.57 to counter that shrinkage. i.e volume of dry Concrete = 1.54 to 1.57

• #### How we calculate of Sand, cement and aggregate of M20 ratio

As we know that during concreting when we place wet concrete, it gets harden after certain standard time( 30 mins IST & 10hrs FST), considering same it had be decided upon by Civil design Engineers to take a factor of safety ranging from 1.54 to 1.57 to counter that shrinkage. i.e volume of dry Concrete = 1.54 to 1.57

• #### pebble grinding mill for sale 1

M20 concrete eastimate cement sand stonechip india. M20 CONCRETE EASTIMATE CEMENT SAND STONECHIP INDIA stone m20 size concrete aggregate makg mache. m20 concrete eastimate cement sand m15 concrete m. more

• #### pebble grinding mill for sale 1

M20 concrete eastimate cement sand stonechip india. M20 CONCRETE EASTIMATE CEMENT SAND STONECHIP INDIA stone m20 size concrete aggregate makg mache. m20 concrete eastimate cement sand m15 concrete m. more

• #### What is the ratio for cement, sand and stone for a flat roof using

You are asking for a mix design. Here in the US, we follow ACI 211. Your design engineer will provide some design criteria required strength, etc. Your concrete provider can suggest a mix that meets the design criteria. I know you want to fig

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