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Answer (1 of 3): M25 grade - 1:1:2 Cement quantity required to prepare 1 cu.m. of conc. = (1x1x1.54)/(1+1+2) = 0.385 cu.m. OR 0.385/0.0347 = 11.09 bags or 11 bags

Get PriceEmail InquirySep 24, 2021 Let us consider the w/c ratio for M25 grade concrete as 0.4. i.e. wt. of cement / wt. of water = 0.4. So, the weight. of water = 0.4 × wt. of cement =0.4 × 554.44 kgs = 221.776 kgs = 222 liters ( 1kg= 1 liter) Note: This w/c ratio holds good if you use plasticizers.

Get PriceEmail InquiryNov 02, 2020 Concrete Mix Design for M25 Grade concrete with pure cement and crush sand is as follows; OPC Cement 53 Grade – 340 Kg Water Cement ratio (w/c) – 0.44 Free Water – 150 liters 20mm Metal / Aggregates – 812 Kg 10mm Metal / Aggregates – 346 Kg Crush Sand – 939 Kg Admixture Dosage – 1 % Admixture – 3.4 Kg Density of Concrete – 2590 Kg/cum

Get PriceEmail Inquiryin RCC concrete there is a used of reinforcement steel bar and PCC concrete is plain cement concrete without Steel. concrete is mixture of cement sand and aggregate in fixed proportion and m25 is standard grade of concrete that is used in only RCC and not used in PCC work. what is the cement mortar ratio of m25 concrete : There are different types of grade of concrete like M5, M 7.5 ,M10, M15 ...

Get PriceEmail InquirySelection of Water Cement Ratio for M30 Grade of Concrete Mix design. Maximum Water Cement Ratio Permitted As per MORTH Clause – 1715.2: 0.40 ... M25, M30, M35 and M40. In this designation the letter M refers to the mix and the number to the specified 28 day cube strength of ... OPC 43 grade cement is generally used for non-structural works ...

Get PriceEmail InquiryWhat type of cement is used in an M25 RCC? The most widely used cement in our construction industry is OPC (Ordinary Portland Cement) this cement comes with two grades , Grader 43 Grade 53 (because of the change in chemical composition of cement Minimum Compressive Strength at 3,7,28 days is much higher of Grade 53 than grade 43.

Get PriceEmail InquiryTable 5 Minimum Cement Content, Maximum Water-Cement Ratio for Mix design of M25 grade concrete – IS456 codebook II. TEST DATA FOR MATERIALS . Values in this section should be based on the laboratory tests on materials as per the relevant codebook. The values given here are standard values of day to day construction materials used in India.

Get PriceEmail Inquiryin RCC concrete there is a used of reinforcement steel bar and PCC concrete is plain cement concrete without Steel. concrete is mixture of cement sand and aggregate in fixed proportion and m25 is standard grade of concrete that is used in only RCC and not used in PCC work. what is the cement mortar ratio of m25 concrete : There are different types of grade of concrete like M5, M 7.5 ,M10, M15 ...

Get PriceEmail InquiryIt saves cement consumption while making concrete of grades M15, M20, M25, M35, and pre-cast segments due to high strength. Other Product: Portland Pozzolana Cement aka PPC is the type of cement that is prepared by a fully automated, dry manufacturing process using the state of art technology under strict quality assurance at all stages of ...

Get PriceEmail InquiryMix proportioning for a concrete of M25 grade is given in AI to A-ll. AI STIPULATIONS FOR PROPORTIONING. a) Grade designation : M25 b) Type of cement : OPC 53 Grade conforming IS 12269 c) Maximum nominal size of aggregate : 20mm d) Minimum cement content : 300 kg/m 3 (IS 456:2000) e) Maximum water-cement ratio : 0.50 (Table 5 of IS 456:2000)

Get PriceEmail InquiryConcrete Mix Design Calculation : M20, M25, M30, M40 Grade Concrete Construction Materials / By happhoadmin7 Concrete mix design is a procedure of selecting the suitable ingredients of concrete and their relative proportions with an objective to prepare concrete of certain minimum strength, desired workability and durability as economically ...

Get PriceEmail InquiryM25 correspond approximately to the mix proportions ... Exposure Plain Concrete Reinforced Concrete Min. Cement Max w/c Min grade Min. Cement Max w/c Min grade Mild 220 kg/m 3 0.60 -- 300 kg/m 3 0.55 M 20 Moderate 240 kg/m 3 0.60 M 15 300 ... Cement Concrete ...

Get PriceEmail InquiryM15 concrete grade concrete gets categorized as an ordinary grade. Its features, properties, and uses are quite close to M10 with a very slight difference.. PROPERTIES OF THE M15 GRADE CONCRETE: It contains a mix ratio is 1:3:6.1 cement .3 sand and six aggregate.M-15 M represents the mix, while 15 N/mm2 is the concrete cube’s characteristic compressive strength for 29 days.

Get PriceEmail InquiryIn concrete mix design, for concrete M20 and above we can achieve 8 to 10% saving in cement with the use of OPC 53. This cement grade is used for specialized works such as prestressed concrete components, precast items such as paving blocks, building blocks etc, runways, concrete roads, bridges, and other RCC works where the grade of concrete ...

Get PriceEmail InquiryAnswer: PPC is OK if you allow time for its curing - more than opc. Road can not be blocked for long duration. So Rapid Hardening Cement is the best alternative for this purpose. Usual opc with excess lime stone (caco3) is mixed to obtain this cement. It attains a strength in 3 days, what opc att...

Get PriceEmail InquiryMar 28, 2020 Concrete mix design for M45 grade concrete (With Admixture) as per latest code IS 10262 : 2019 Projects requirements. 1 Concrete mix design for M45 2 Type of cement used OPC 53 grade cement conforming to IS 269 3 Maximum nominal size of aggregate : 20 mm. 4 Exposure condition : Severe exposure condition defined as per table 3 Page no 18 of IS 456 2000 .

Get PriceEmail InquiryThus for M-40 Grade of concrete with OPC per cu.m of concrete on the basis of saturated and surface dry aggregates. Water = 150 kg/m 3 OPC = 375 kg/m 3 Fine Aggregate (sand) = 887 kg/m 3 10 mm Aggregate = 374 kg/m 3 20 mm Aggregate = 709 kg/m 3 Retarder Super Plasticizer = 5.625 kg/m 3; Mix. C with OPC + Flyash

Get PriceEmail InquiryDec 09, 2021 What is the cement sand aggregate ratios for various grades of concrete mix? M10 – 1:3:6; M15 – 1:2:4; M20 – 1:1.5:3; M25 – 1:1:2; M30 – 1:1:1; What do you mean by honeycomb in concrete? Honeycomb, also known as airpocket, is nothing but the air voids in concrete. It is usually formed during concrete casting.

Get PriceEmail Inquiry53 Grade Ordinary Portland Cement ( OPC 53 Grade ) 53 Grade OPC provides high strength and durability to structures because of its optimum particle size distribution and superior crystallized structure. Being a high strength cement, It provides numerous advantages wherever concrete for special high strength application is required, such as in the construction of skyscrapers, bridges, flyovers ...

Get PriceEmail InquiryThus, large concrete construction projects use concrete mix design. Therefore, an appropriate grade of concrete can be selected based on structural requirements. Nominal mixtures for concrete types such as M15, M20, M25 are generally used for small-scale construction.

Get PriceEmail InquiryMix proportioning for a concrete of M25 grade is given in AI to A-ll. AI STIPULATIONS FOR PROPORTIONING. a) Grade designation : M25 b) Type of cement : OPC 53 Grade conforming IS 12269 c) Maximum nominal size of aggregate : 20mm d) Minimum cement content : 300 kg/m 3 (IS 456:2000) e) Maximum water-cement ratio : 0.50 (Table 5 of IS 456:2000)

Get PriceEmail InquiryIt saves cement consumption while making concrete of grades M15, M20, M25, M35, and pre-cast segments due to high strength. Other Product: Portland Pozzolana Cement aka PPC is the type of cement that is prepared by a fully automated, dry manufacturing process using the state of art technology under strict quality assurance at all stages of ...

Get PriceEmail InquiryAnswer (1 of 4): Unless a project requires very high strength cement, the use of 43 Grade OPC is generally recommended in general civil construction work such as residential, commercial, and industrial structures. It is used in RCC works, preferably where the grade of concrete is up to M-30. It i...

Get PriceEmail InquiryThe Mix Design process is normally implemented for the structure that needs higher grades of concrete like M25, M30, etc, and where consumption of Concrete is high. Concrete Mix Design for M20, M25, M30, and higher grades of concrete can be calculated from the example given below.

Get PriceEmail InquiryM25 correspond approximately to the mix proportions ... Exposure Plain Concrete Reinforced Concrete Min. Cement Max w/c Min grade Min. Cement Max w/c Min grade Mild 220 kg/m 3 0.60 -- 300 kg/m 3 0.55 M 20 Moderate 240 kg/m 3 0.60 M 15 300 ... Cement Concrete ...

Get PriceEmail InquiryMar 26, 2020 Mix design of M25 Projects requirements . 1 Mix design of M25 2 Type of cement used PPC cement ( supplied only with strength of 33 grade as per clause no 7.4.1 page no 2 of IS 1489 ). conforming to IS 1489 Part 1. -2015.3. Maximum nominal size of aggregate: 20 mm.4. Exposure condition : Moderate exposure condition 5 Workability : mm 50 mm (slump) 6 Method of concrete

Get PriceEmail InquiryThus for M-40 Grade of concrete with OPC per cu.m of concrete on the basis of saturated and surface dry aggregates. Water = 150 kg/m 3 OPC = 375 kg/m 3 Fine Aggregate (sand) = 887 kg/m 3 10 mm Aggregate = 374 kg/m 3 20 mm Aggregate = 709 kg/m 3 Retarder Super Plasticizer = 5.625 kg/m 3; Mix. C with OPC + Flyash

Get PriceEmail Inquiry53 Grade Ordinary Portland Cement ( OPC 53 Grade ) 53 Grade OPC provides high strength and durability to structures because of its optimum particle size distribution and superior crystallized structure. Being a high strength cement, It provides numerous advantages wherever concrete for special high strength application is required, such as in the construction of skyscrapers, bridges, flyovers ...

Get PriceEmail InquiryDec 09, 2021 What is the cement sand aggregate ratios for various grades of concrete mix? M10 – 1:3:6; M15 – 1:2:4; M20 – 1:1.5:3; M25 – 1:1:2; M30 – 1:1:1; What do you mean by honeycomb in concrete? Honeycomb, also known as airpocket, is nothing but the air voids in concrete. It is usually formed during concrete casting.

Get PriceEmail InquiryAdvantages of mix design Mix design aims to achieve good quality concrete at site economically. I. Quality concrete means • Better strength • Better imperviousness and durability • Dense and homogeneous concrete II.Economy a) Economy in cement consumption It is possible to save up to 15% of cement for M20 grade of concrete with the help of concrete mix design.

Get PriceEmail Inquiryinvestigated was comparison of strengths of M25 M30 grade of concrete. In this study, M25 M30 grade of concrete mix was done as per IS: 10262-2009. In this mix design constant water cement ratio of 0.50 with targeted slump of 25-75mm by the replacement of 0%, 5%, 10%, 20% of cement with Metakaolin was maintained. Based on the design mix the ...

Get PriceEmail Inquiry6] Mix calculation of M25 Grade concrete: This section deals with calculating the weight of fine aggregate and coarse aggregate from the aggregate ratio, cement and water. Total A Vol of concrete = 1cum B Vol. of cement = cement/sp. gr.*1000 = 380/3.15*1000 = 0.121 cu m C Vol. of water = water/sp. gr.*1000 = 190/1*1000 = 0.190 cu m

Get PriceEmail InquiryOrdinary Portland Cement(OPC) is the most widely used cement in the world for producing concrete, mortar, stucco, and non-specialty grouts. Ordinary Portland Cement has 3 grades based on its strength namely 33, 43 and 53 grade that indicates the compressive strength obtained after 28 days of setting.

Get PriceEmail InquiryThe Standard deviation (S) value for the M30 grade concrete is given in table 8 of IS456. Table 1 Standard Deviation for M25 grade Concrete – IS10262 Codebook. After 28 days of curing in water, concrete should have more than 38.25 N/mm 2 of compressive strength when it is tested in the Direct Compressive Testing Machine (CTM).

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