White Black Blain Air Permability Test Apparatus(is:5516)

blain air permeability apparatus,
(as per specifications of is:5516)
the variable flow type air-permeability apparatus (blane type) shall consist essentially of a means for drawing a definite quantity of air under a falling pressure head through a prepared bed of powder of a
definite, porosity.
the equipment shall consist of following replaceable part
permeability cell shall consist of a rigid right cylinder 12.7± 0.1 mm inside diameter, constructed
of austenitic stainless steel or other abrasion-resisting,
non-corroding metal. the u-tube manometer shall be constructed with one arm of the manometer shall be provided at the top width’s
conical socket to form an airtight fit with the conical surface of the cell. the manometer shah be mounted firmly on the vertical board of the manometer stand in such a manner that the arms are vertical. mounted on stand, perforated metal disc, plunger, rubber stopper, rubber tube, 20 cm long, filter paper discs, dibutylphthalate liquid (100ml bottle), punch, non perforated disc, suction bulb.
perforated disc the disc shall be constructed of non-corrodiblemetal, preferably brass or austenitic stainless steel and shall be 0.9 to 0.1 mm in thickness, perforated with 30 to 40 circular holes, each one millimetre in diameter equally distributed over its area and finished smooth. plunger the plunger shall be of the same material as the cell ax&hall fit into the cell with a clearance of not more than 0.1 mm. the bottom of the plunger shall sharply meet the lateral surfaces and shall be at right angles to the axis.
 accessories
the filter paper disc cutter and air evacuating rubber
bulb may be supplied as accessories, the equipment shall be confirming to the lastest provisions of is 5516.
equipment must be of superior make/manufacture and finish, complete in all respect.

qty = 01pcs