Welcome to Colonial Scientific
Automatic Shaker:
The automatic sand equivalency shaker is recommended for labs that perform the Sand Equivalency and Durability Index Test frequently.
Features:
- Motorized design
- 2 built in, pre-set timers; 45 seconds and 10 minutes
- An 8 inch throw at 175 CPM
- Consistent, repeatable action eliminating operator caused variations
Meets ASTM D2419; AASHTO T176.
Manual Shaker:
The manual spring type, hand shaker is more operator dependant than the automatic model.
Features:
- Cylinder mounting brackets suspended by 2 steel straps
- Manual oscillation of the cylinder to a preset mark on the case at the proper rate
- Digital counter to record stroke count
- Components mounted in a vinyl covered, plywood case with reinforced corners
Meets ASTM D2419; AASHTO T176, T210;
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Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.
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