1) all equipment are established a complete and detailed account concrete mixing machine .Henan Daswell Machinery Co., Ltd,is a professional manufacturer and trader specializing in the research, development and production of construction machinery for nearly 30 years. Our main products are as follows:SICOMA MPC planetary mixer manufacturer,concrete batching plants,concrete mixer,blocking making machine,concrete pump,etc. (2) to establish accounting weekly inspection program for instrument calibration and verification period should be strictly controlled to avoid the occurrence of the instrument is not timely verification occurs. The original certificate of the test commercial concrete mixing station is managed by the laboratory mobile block machine, and stored in the instrument file mixing equipment .(3) self calibration instrument should be established to check account, should strictly control the self-test cycle. Instruments and measuring instruments used for calibration shall be measured and verified. The calibration personnel shall check the instrument in accordance with the provisions of the check instructions. The results of test commercial concrete mixing station shall be true and reliable Concrete mixture machine price
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