Menu
The sealed dichotomy is a new type of dichotomy designed in accordance with the provisions of the National Standard of the People’s Republic of China GB-474-83 “Method of Preparation of Coal Samples”. It is an indispensable tool for sample preparation.
The sealed dichotomy is composed of a sample tank, a sample hopper, a shelf and a dustpan. It is suitable for the shrinkage sampling and analysis of coal, ore samples or other uneven particles.
This two divider has reasonable structure, convenient use, multi-point reduction performance, strong representativeness, and can greatly improve the efficiency and quality of sample preparation
| No | Number of grids | Grid width (mm) | Shrinking granularity (mm) |
| 1 | 32 | 5 | <1 |
| 2 | 24 | 7.5 | <3 |
| 3 | 18 | 15 | <6 |
| 4 | 16 | 32.5 | <13 |
China leading construction material testing equipment manufacturer.
We will contact you within 1 working day, please pay attention to the email with the suffix “@gtj-test.com”.