Affected by the conflict between Russia and Ukraine, this year the European electrolytic aluminum production capacity is declining, as Russia this week stop running indefinitely "Nord stream no. 1" gas pipeline, electricity prices in Europe rose shar…
Because the steric hindrance of the extended polymer side chain effectively hinders the secondary agglomeration between cement particles, so the product has high dispersion performance and can maintain this performance for a long time to realize the…
Titanium Dioxide nanoparticle is a pigment with strong coloring power and strong hiding power in white coatings, so it is very familiar in the coating industry.…
From April the French government will reduce fuel taxes slightly to ease the burden on consumers. Warned of possible energy shortages in France by the end of the year and called on the French to conserve electricity and gas from now on, saying that i…
Natural river sand has been exhausted after decades of large-scale mining, concrete production enterprises began to use machine-made sand as fine aggregate on a large scale.…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…
A brief introduction to the principle and application of centrifuges…
In the European market, due to the heat wave in Europe, the Rhine River, one of the main traffic arteries in Europe, has fallen sharply, causing logistical problems for barges transporting i…
Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
Continental natural gas futures closed up 6.7% Thursday at a record high, with European gas prices already ten times higher than usual for this time of year. Benchmark electricity prices in Europe also hit a new record Thursday, deepening an energy c…
The impermeability of concrete is related to its porosity and pore structure.…
What is Tin disulfide? Tin disulfide, an inorganic compound with the chemical formula SnS2. It is the yellow hexagonal flake which has the CdI2 crystal shape. It is not soluble in the water but is soluble in aqua regia , and hot alkaline solution, a…
Diamonds are forever, Gold is precious but which is rarer? Gold is a heavy metal formed during the collision of neutron stars and is one of the rarest elements on Earth.During the formation of the earth, heavy elements gradually accumulated towards t…
5A molecularsieve is calcium A-type silicon aluminate. A molecular sieve 5A can absorb molecules whose critical size is less than 5A. Any molecular molecules which can be adsorbed using 3A and 4A molecularsieves can be adsorbed via 5A type. About M…