BLAINE CALIBRATION CHECK RESULTS

Name of instrument :- Blaine's Apparatus

Test Results :-

Menometer No :- Permeability Cell No:- Calibrated on :- 01-07-2011

Observation I IIWeight of Empty Cell 126.6149 126.6143Weight of Mercury without bed of Cement (M1) 84.0373 84.0383Weight of Mercury with bed of Cement (M2) 61.9086 62.0234Density of Mercury at room temp(D) 13.53 13.53

1.9028 1.90301.9029

OPCPorosity of standerd (e) 0.5000Specific Gravity of standerd sample (ρ) 3.15Mass of standerd sample W=ρv(1-e) 2.9974Time air flow (Ts) 48.6 48.8 48.7Average time of air flow (Ts) 48.7Specific surface of standerd sample (S) 297Apparatus Constant K 0.2570

CALCULATOR FOR BLAINES APPARATUS CONSTANT & WEIGHT OF SAMPLES0 297P0 3.15e0 0.5000T0 48.7√0.1n0 0.0014√e03 0.3536√T0 6.97851-e0 0.5V= 1.9029K 0.2569

Room Temperature 0c = 27

Bulk Volume (cm3),V=(M1-M2)/D

Average Volume (cm3)

Specific Surface (S)=(521.08KÖt)/r

OPC PPCр 3.15 рV 1.9029 VM 2.9971 M

1-eo 0.50

eo 0.50

So 297

√0.1ήo 0.001357 √0.1ήsto 48.8

√to 6.98569968

K 0.2570

1-es

es

ts√tsSs

BLAINE CALIBRATION CHECK RESULTS

Menometer No :-

Next Due On :- 01-01-2012 Room Humidity(%) = 63

II III

126.6143 ---84.0383 ---62.0234 ---

13.53 ---1.9030 ---

1.9029

OPC0.5000

3.152.9974

48.6 48.8 48.948.7297

0.2570

CALCULATOR FOR BLAINES APPARATUS CONSTANT & WEIGHT OF SAMPLE

W= 2.9971 OPC

W= 2.7592 PPC

W= 2.1312 FLYASH

PPC2.9

1.9006 Wt. Of sample opc

2.7559 2.9971

0.50

0.50 Wt. Of sample ppc2.7559

0.001357 128.47

40 125.49

6.32455532 91.4

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