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There are First rate iron concentrate when coatings of paint should also be added to metal sheets. For example, in many cases, roof decks are painted after installation for more beauty than underneath. This type of dyeing is called dyeing. In some industrial applications and to prevent corrosion, roof sheets are also painted.

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In this type of iron concentrate export, which is used to protect the sheets, the pre-painting method is used. In this type of rust, unlike the post-Rust method, which after installation, sheets are painted, painting is done in the form step of the sheet and before installation. There are many color systems depending on the purpose of painting, including commercial, beauty, industrial and corrosion prevention purposes, each one demands its own color.

Consumable fibers must meet the criteria of ACI544 or other valid regulations and the amount of 900 grams per cubic meter and its maximum is 1800 grams per cubic meter. The use of fibers to reasons such as increased compressive strength of concrete increased modulus of elasticity and density, and reduce the permeability of concrete compared. to increase resistance against the earliest concrete compared to concrete, reinforced concrete, etc.

going up resistance to the proportion of reinforced concrete, etc. high strength against fatigue and creep compared to reinforced concrete, etc. go up the strength level of the concrete compared to concrete, reinforced concrete, etc. Less cracks and the effect of iron concentrate sale on the concrete compared to concrete, reinforced concrete, and also create a network of three-dimensional and reinforced in all the ways concrete is preferred. If you use these fibers because of the low concrete slump, the use of additives such as the above lubricant is required. Considering that the use of mesh reinforcement in the concrete roof slab deck Composite only for the minimum reinforcement heat is the use of fibers, the need to fully satisfy you.

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One of the most important features of the paint is the proper adhesion between the paint and the roofing sheet. It is important to note that ordinary paints should not be used as roof protectors alone, and if they are used as protective coatings, metal coatings should be used earlier. Sheet material should be in accordance with BS steel standard and at least have a flowing resistance of 2200 kg / cm2. Steel that is typically used of the type of ST12, etc. ST13, etc. ST14, which, respectively, have the tension of the current year 2800, etc. 2400 and 2100 kg / square centimeter in thickness between 0.75 to 1.5 mm. The steel used must be galvanized is according to BS standard amount equal to 275 grams on square meter (0.02 mm on each level), which is adequate protection to make sure does.