Picture of Bed of Screws

Picture of Bed of Screws

Picture of Bed of Screws

Picture of Bed of Screws

Picture of Bed of Screws

Picture of Bed of Screws

12x12in Bed of Screws

HMA-389 pictured

12x12in Bed of Screws

Model: HMA-389

$600.00

12x12in Bed of Screws

12x12in Bed of Screws

Model: HMA-389

$600.00

Picture of 12x16in Bed of Screws

12x16in Bed of Screws

Model: HMA-390

$650.00

SKU: HMA-390

Description
Specifications
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Q&A

The Bed of Screws are used to mount the geosynthetic liners in the shear box of the Soil and Geosynthetic Direct Shear Machine. Two sizes are available; the 12x12in fits the top of the shear box and the 12x16in for the bottom.

HMA-389 is 12x12in (304.8x304.8mm) with 552 screws for the top shear box.

HMA-390 is 12x16in (304.8x406.4mm) 744 screws for the bottom shear box.

Included Items:

Bed of screws (12x12in or 12x16in)

Specifications

Attribute name	Attribute value
Estimated Shipping Weight	HMA-389: 5.0lb (2.27kg) HMA-390: 8.0lb (3.63kg)

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.