Gillmore Needle Apparatus is used to determine initial and final set times of Portland cement, masonry cement, hydraulic hydrated lime, and certain mortars in accordance with ASTM C266 and other standards. The adjustable support has horizontal arms to guide two weighted needles with flat-end cylindrical stainless steel tips. The base has an ample flat shelf for positioning specimens. In testing the molded specimen for the time of setting, the initial-set needle is 1/4lb (113.4g) and 1/12in (2.12mm) diameter. Final-set needle is 1lb (453.6g) and 1/24in (1.06mm) diameter.

Features:

Meets several ASTM and AASHTO test methods for set-time testing
Includes initial and final-set needles
Large base to position specimens

Included Items:

Gillmore Needle Apparatus

Related blogs:

Cement Testing Resource Guide: Methods & Equipment

Product tags

Specifications

Attribute name	Attribute value
Product Dimensions	6 x 3.5 x 4in (152 x 89 x 102mm), WxDxH
Estimated Shipping Weight	10.0lb (4.54kg)

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.