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ZZBO / Useful / FAQ / Questions about concrete and Technology / Where to watch the compositions of concretes and mortars?

Where to watch the compositions of concretes and mortars?

Below are exemplary compositions of concretes and mortars. More accurate recipes are selected empirically.

Brand / concrete class
mobility
pc-cement 400 kg
sand, kg
rubble, kg
Water, kg
Plasticizer, C-3 kg, 35%
bet.smesi density, kg / m3
w / c

concrete mixes

100-7,5

P-3

240

795

1120

193

2348

0,80

150-12,5

P-3

290

740

1142

194

2366

0,67

200-15

P-3

340

740

1092

197

2369

0,58

250-20

P-3

390

685

1097

201

2373

0,52

300-22,5

P-3

430

650

1086

186

4,2

2356

0,43

350-25

P-3

500

592

1078

189

4,8

2364

0,38

350-27,5

P-3

515

587

1070

189

5,0

2366

0,37

400-30

P-3

540

575

1046

195

5,2

2361

0,36

100-7,5

P-4

250

785

1116

198

2349

0,79

150-12,5

P-4

305

747

1108

199

2359

0,65

200-15

P-4

357

727

1076

202

2362

0,57

250-20

P-4

410

682

1054

181

4,0

2331

0,44

300-22,5

P-4

450

665

1027

192

4,4

2338

0,43

350-25

P-4

525

600

1,010

202

5,1

2342

0,38

350-27,5

P-4

540

585

1019

204

5,2

2353

0,38

400-30

P-4

567

557

1014

206

5.5

2349

0,36

450-35

P-4

600

547

995

208

5,8

2356

0,35

mortars

Brand / concrete class
mobility
pc-cement 400 kg
sand, kg
rubble, kg
Water, kg
Plasticizer, C-3 kg, 35%
bet.smesi density, kg / m3
w / c

M-100

400

284

2151

0,71

M-200

450

288

2155

0,64

M-300

500

290

2162

0,58