4in Two-Part Vacuum Split Mold is used in preparing granular soils for triaxial or permeability testing. The 4in (101.6mm) soil specimen is compacted within the mold through the use of a Latex Membrane held in place with the user’s vacuum source. The mold is equipped with attached vinyl tubing that connects to the vacuum.

Features:

Used with a vacuum source to keep latex membrane in place during compaction
Works with granular soils

Included Items:

4in Two-Part Vacuum Split Mold

Product tags

AASHTO T 296 (166)
,
ASTM D2850 (166)
,
ASTM D4767 (166)
,
ASTM D5084 (161)

Specifications

Attribute name	Attribute value
Specimen Size	4.0in (101.6mm)
Product Dimensions	5 x 13in (127 x 330.2mm) O.D. x H
Estimated Shipping Weight	7.0lb (3.18kg)

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.