Effect of polycarboxylate superplasticizer on the concrete properties
The impermeability of concrete is related to its porosity and pore structure.…
The impermeability of concrete is related to its porosity and pore structure.…
Thermal insulation materials refer to materials or material composites that have significant resistance to heat flow.…
Lightweight foamed concrete, also known as foamed cement, is a lightweight porous concrete product made from foaming agent aqueous solution into foam, and then adding foam to the slurry made of cement-based cementitious materials, aggregates, admixtu…
The open-cell foam concrete is an excellent sound absorption material, while the closed-cell foam concrete is an excellent sound insulation material.…
Foam concrete contains a large number of closed pores, the air in the pores is a good adiabatic medium, which can cut off the heat exchange.…
Before construction, ensure that all kinds of instruments used during construction can operate normally, check their status and break the work, and the materials must be in place.…
In this article, defoamer, anti-shrinkage agent, preservation agent, and inhibitor will be talked about.…
This article will talk about coagulant, retarder, delayed coagulant, foaming agent, air entraining agent, and aerating agent.…
Production of raw coal, crude oil, natural gas, and electricity in large-scale industries all gr ew in June, according to data released by the National Bureau of Statistics on July 15. Compared with May, raw coa…
The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous refractories are different.…
Triethanolamine is a colorless transparent viscous liquid at room temperature with a slight ammonia smell.…
Foamed concrete is a highly entrained sand cement with at least 20% air volume in the cured product.…
The plastics market has been in a weak downward trend since October 2018, but it will not be until 2020 that the plastics market has begun to stop falling and pick up. Entering 2021, in the context of the bull market of bulk commodities, the plastics…
December 19 - Major Dutch energy suppliers are raising prices for next year, with Eneco, Vattenfall and EnNatuurlijk nearly doubling heating prices. Eneco even went as high as €90 per gigajoule (GJ), the maximum price set by the Dutch Consumer a…
The UN Secretary-General's Global Food, Energy and Financial Crisis Response Group (GCRG) issued its third report on Tuesday, warning that soaring energy prices are exacerbating the cost-of-living crisis for hundreds of millions of people as the conf…