This
tester is a test equipment that specifies a method of determining the unit weight of soil with a maximum particle size of 5 cm or less in the field by the sand substitution method.
| MODEL | SY-137 | SY-138 | SY-139 |
| sand law | About 4 liters | About 7 liters | About 25 liters |
| Cone size | 6½”, ø162mm |
8″, ø200mm |
12″, ø300mm |
| Valve size | ϕ½” | ø1″ | ø1″ |
| bottom plate | 12″ x12″ |
14″ x14″ |
18″ x18″ |
| texture | aluminum castings |
aluminum castings |
aluminum castings |
| weight | 8kg | 10kg | 14kg |
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