Basic knowledge includes: cement testing, including cement strength, stability, setting time, standard consistency, specific surface area, etc. The detection of fly ash includes fineness, water demand ratio, water content and glass body. The detection of mineral powder includes activity and fluidity ratio. Testing of sand and gravel, including fineness, silt content, classification and screening, crushing value, bulk density, porosity, etc. Testing of additives, including adaptability, slump retention, air content, strength, etc.
The detection direction of raw materials needs visual inspection, and you need to know how to sample and how to avoid fake raw materials. Always deal with the driver vendor.
The data in the industry should be recorded in a standardized and standard manner, with clear records and no changes, and filed in time.
What kind of materials do quality control prefer to deal with and how to adjust the ratio?
According to the quality of personnel, we should teach students in accordance with their aptitude in training and constantly improve the level of personnel.
When training, watch more standards, watch more videos, analyze yourself and make your own decisions.
More knowledge can be learned from other people's training materials. If you are not satisfied, you can search training videos and learn from others. Tencent has it in class.