product name
:
Cement fast curing box
First, the cement rapid maintenance box
product description:
According to the industry standard of the People
,
Highway engineering aggregate test procedure
, (JTJ 058-2000), (T0325-1994), (T0326-1994)
Related data has been repeatedly tested
,
Made with multi-purpose
,
stable job
,
High precision
,
Easy temperature selection
,
easy to use
,
Maintenance box with strong anti-corrosion performance
.
Second, the cement rapid maintenance box
Main Specifications:
1,
Control humidity:
RH90%
the above
2
,temperature control:
20
°C
±1
°C
3
,voltage:
~220V 50HZ
4
, the amount of fluoride:
R12120g
Third, the use of cement rapid maintenance box
1.
After the cabinet is placed in a stable position, first check whether the original part of the electrical part is damaged, whether the line is in good contact, and insert the sensor and heater plug. The device must have a reliable ground.
2.
Unpacking and adding water
60mm
. After the test block is formed, it is stored at room temperature.
7
Hour or standard
3
Hours, when the observation is close to the final setting, (depending on the cement composition, it should be observed by yourself, close to the final setting time) and placed on the shelf in the box along with the test mold.
3.
Cover the lid and insert the temperature sensor.
Set the temperature and working time according to the cement composition of each plant.
4.
At the end of the test, take out the test mold and place it at normal temperature. When the test block returns to normal temperature, disassemble the test mold and take out the test block to perform the bending and compression test.
5.
After the test is over, drain and dry the inner box.
6.
According to the type of cement, constant temperature can be used.
65-80
°C
Between, standard and rapid comparison tests
10-20
Times, find the ratio or difference, and get the standard test result
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