(3) concrete slab in front during conservation and caulk should be closed to traffic concrete mixer, after reaching 40% of the design strength before allowing people to access;
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:concrete mixer for sale,diesel engine concrete mixer,concrete pump,We will provide you with the best product and service.
(4) curing time should be based on the growth in the strength of concrete self loading mobile concrete mixer, are generally appropriate for the 14-21 days before the expiration of the conservation cover cleared, the board shall not leave traces.
According to the above questions are finishing the practical work experience participants made reference, any questions, please timely communication, correct me.