M-30 Mix Design
Автор: Golden Hued
Загружено: 2025-07-07
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Mix design M30 Grade designed as per IS 10262:2009 & IS 456:2000
Mix Design
Mix proportioning for a concrete of M30 grade is
A·1 : STIPULATIONS FOR PROPORTIONING
a) Grade designation : M30
b) Type of cement : OPC 53 Grade conforming IS 12269
c) Maximum nominal size of aggregate : 20mm
d) Minimum cement content : 320 kg/m3 (IS 456:2000)
e) Maximum water-cement ratio : 0.45 (Table 5 of IS 456:2000)
f) Workability : 100-120mm slump
g) Exposure condition : Moderate (For Reinforced Concrete)
h) Method of concrete placing : Pumping
j) Degree of supervision : Good
k) Type of aggregate : Crushed Angular Aggregates
m) Maximum cement content : 360 kg/m3
n) Chemical admixture type : Super Plasticizer ECMAS HP 890
A. 2 : TEST DATA FOR MATERIALS
a) Cement used : OPC 53 Grade conforming IS 12269
b) Specific gravity of cement : 3.15
c) Chemical admixture : Super Plasticizer conforming to IS 9103
d) Specific gravity of
1) Coarse aggregate 20mm : 2.67
2) Fine aggregate : 2.65
3) GGBS : 2.84 (JSW)
e) Water absorption:
1) Coarse aggregate : 0.5 %
2) Fine aggregate (M.sand) : 2.5 %
f) Free (surface) moisture:
1) Coarse aggregate : Nil (Absorbed Moisture also Nil)
2) Fine aggregate : Nil
g) Sieve analysis:
1) Coarse aggregate: Conforming to all in aggregates of Table 2 of IS 383
2) Fine aggregate : Conforming to Grading Zone II of Table 4 of IS 383.
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