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CAT NO: DIDACTICNMT0300
Soil Permeability Apparatus.
Soil permeability apparatus Use: for determination of constant and or falling head permeability of soils
Standard:
BS 1377, ASTM 46-47, D-2434 - AASHTO T-215
Specifications:
Specimen Size. 63.5 x 63.5 mm (2-1/2" diam. x 2-1/2" l. max.) when using lower chamber only; 63.5 x 140 mm (2-1/2" diam. x 5-1/2" l. max.) when using both lower and extension chambers.
Chamber Clear lucite; 6.3 mm (1/4") wall; two sections.
Base: ast aluminium.
Top Seal: Plated steel with gaskets.
Porous Stones: Mounts at top and bottom; 62.7 x 12.7mm (2.47" diam. x 1/2" thick); 105-120 permeability rating; 300 micron, average pore size.
Constant Head: Plastic; funnel reservoir; 55 cm maximum head.
Falling Head: Graduated pipette; 100 cc x 0.2 cc; 100 cm. maximum head.
Weight: Net 11 lbs. (5 kg)
Part specifications
Constant head tank (cell)
Tank. 1000 cc. capacity, Clear acrylic with regulating valve.
Other Components. Wall mount, tubing and saddle valve.
Weight. Net 3.6 kg (8 lbs.).
Compaction Permeameter
Mould: Machined seamless steel tubing; plated.
Capacity: 101.6 Internal Diam (ID) x 116.4 mm.
152.4ID x 177.8 mm.
Collar: 50.8H mm; machined seamless steel tubing; fits either end. of mould; plated.
Top: Cast aluminium; with overflow valve assembly and water connection.
Base: Cast aluminium; with inlet/outlet fitting.
Porous Stone: 101.6 diam x 12.7 mm thick.
diam. x thick (150.8 x 12.7 mm). 50-70 permeability rating; 225 micron, average pore size.
Weights: Net 5.4 kg. (12 lbs).
Net 10.9 kg. (24 lbs).
Accessories: A porous stone filter, manometers required to measure top and bottom head pressures during permeability testing.
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