Which concrete is best for roof?

OPC 53 and PPC ( Portland pozzolana cement) of all brand are the best cement for rcc roof slab construction in india,bihar and jharkhand. It provide higher strength to rcc roof slab withstand with different types of load acting on it.

How thick does a concrete roof need to be?

A concrete roof is exactly what it sounds like: a solid slab of concrete capping the top of your house. Exact specifications vary, but most concrete roofs are several inches thick. For example, the Florida-based company Hurricane Proof Systems offers a 7-inch (18-centimeter) slab of concrete in three layers.

Which concrete ratio is best for slab?

A concrete mix of 1 part cement : 2 parts sand : 4 parts coarse aggregate should be used for a concrete slab.

What is the difference between Plum concrete and PCC?

Plain cement concrete or PCC is the most straightforward form of Concrete. While in plum concrete, instead of aggregates, medium and large stones are used as filler material instead of coarse aggregates. So the main difference between PCC and plum Concrete is the boulders insertion in the concrete mix.

Which cement is best for roof OPC or PPC?

OPC is better when you need to cast a slab in a rainy season. OPC (m53) attains strength in a shorter time, while PPC (m43) takes longer. Faster is the drying process, more is the risk of cracking of cement, and therefore it need more care and more amount of water for curing in a lesser time.

What is the ratio of cement sand and stone for roof?

Generally, concrete mix ratio 1: 2: 4, 1: 1.5: 3 or 1: 1: 2 (Cement, Sand and aggregate) used for roof slab construction, but safest best concrete mix ratio for roof slab used is 1: 1.5: 3 (Cement, Sand and aggregate), in which one part is cement, 1.5 part is sand and 3 part is aggregate.

How do you waterproof a concrete roof?

Resincoat Roof Sealer & Waterproof Coating is the best way to seal and waterproof a damaged concrete roof. The formula will adhere to the splits and cracks in the roof leaving a waterproof finish that protects against leaks.

Can you use concrete for roof?

A solid concrete building, including the roof, also holds up extremely well to earthquake stress. It even helps to reduce insurance costs since this type of roofing is far more resistant to fire, termites and water damage.

What is blinding concrete used for?

Blinding concrete is used to transfer the loads from the house to the good bearing. This avoids the need to increase the total footing depth to reach the underlying good bearing soil. Most problem sites contain a problem area on the top layers of soil only.

What is M10 concrete?

M10 concrete ratio is 1: 3: 6 in which one part is cement, 3 part is sand and 6 part is aggregate mix with water to gain compressive strength of 10N/mm2 after pouring in desire shape of 28days curing.