The hazards of winter construction
AG亚游手机版The user must care of the effect of antifreeze when using concrete water reducer in winter.If the antifreeze does not well,it’s easy to be make the concrete into contain cracks.The following situations will have this hazard: 1.Due to unfavorable construction conditions and environment when winter construction ,it is a season of project quality accidents.
Chemical plants close one after another, and chemical product prices have risen by up to 50% since May,2018
The nationwide environmental protection inspection that lasted from last year has directly affected the chemical industry. Although the factory had previously adjusted prices slightly, it was far below the increase in raw materials and labor costs. For a long time, the huge cost pressure has not been passed on to the customers but the manufacturers have to bear it. However, due to the environmental protection control which reduces the work time, the efficiency is greatly reduced. According to the current cost, the price of chemical raw materials will increase by 20%-50% from May 2018.