BLAIN AIR PERMEABILITY TEST APPARATUS

As per IS:4031(Part 2) and IS 5516. The apparatus comprises of Standard permeability cell made of brass, 12.7 mm inside diameter with one perforated metal disc and one plunger, A U-Tube glass manometer with rubber coupling for permeability cell, mounted on a wooden stand,, Latex rubber tubing, 30 cm long, 100 ml Dibutylphthalate liquid, Suction Bulb. Additional Instruments for the complete experiment Viz. Filter Paper discs, Precision Electronic balance(1 mg), Standard Cement,stop watch etc. available at extra cost.

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