2.985in (75.8mm) Porous Stone, 0.25in (6.35mm) Thick allows the free flow of fluids through soil specimens for consolidation, triaxial, permeability, direct or residual shear strength soil testing, and other laboratory soil tests. They are made of aluminum oxide and provide rigid support of the soil specimen during testing. One stone each is required for the top and bottom of the soil specimen.

Features

Constructed of quality aluminum oxide
Allows free flow of water and permeants during testing
Useful for a variety of laboratory soil tests

Included Items

2.985in (74.4mm) Diameter Round Porous Stone, 0.25in (6.35mm) Thick

Related blogs

Consolidation Test of Soil: A Comprehensive Guide

Specifications

Attribute name	Attribute value
Shape	Round
Size	2.985in (75.8mm)
Thickness	0.25in (6.35mm)
Material	Aluminum Oxide
Estimated Shipping Weight	1.0lb (0.45kg)

Product Q&A

Q: How are longer specimens extracted and the piston returned?

Specimens longer than 5in are extracted by repositioning the Adapter Ring after maximum piston travel, and the spring-loaded piston automatically returns to the start position when the release valve is opened.