How to use polycarboxylate superplasticizer for different kinds of concrete?
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The Nordic electricity market (Nord Pool) is reported as saying that electricity prices in Denmark are now three times higher than they were this time last year. Martin Hansen, deputy hea…
Although hydrogen fuel is a promising alternative to fossil fuels, the catalyst it relies on for power generation is mainly composed of rare and expensive metal platinum, which limits the wide commercialization of hydrogen fuel.…
Us consumers have filed a lawsuit against Mars in a California court on last Thursday, claiming that Skittles contains too much titanium dioxide (E171). Is titanium dioxide harmful to the body?Titanium dioxide is an additive used in pigments, adhesiv…
A recent poll in Britain found that public support for sanctions against Russia is falling as fuel and prices rise. The proportion of people willing to accept higher fuel prices as a result of western sanctions against Russia fell 14 percentage poin…
Russian president demanded that exports of Russian gas to "unfriendly" countries be settled in rubles. The demand has raised concerns in Germany about possible supply disruptions and the impact on industry and households if utilities do not pay in ro…
Commodity prices are on track for their biggest rally in more than a century, while fixed-income assets have seen their longest run of outflows as the war in Ukraine adds to inflationary pressures in the global economy emerging from the coronavirus l…
Tungsten carbide is a substance made of metal tungsten bonded to carbon atoms. It's a compound called WC, which is basically a gray powder.…
Early strength admixture refers to the admixture that can improve the early strength of concrete and has no significant effect on the later strength.Superplasticizer for concreter is a concrete admixture that can reduce the amount of mixing water whi…
Hollow glass sphere is widely used in glass fiber reinforced plastic products, syntactic foam, artificial marble, compound wood, sound insulation heat preservation material, atomic ash...…
Russian President says if the European Union imposes an oil embargo, Europe will buy energy at the most expensive price and economic activity in Europe will weaken. Rosneft needs to change its business model. Russia will help facilitate settlement an…
As an admixture, superplasticizer is added to concrete to reduce water consumption and increase the strength of concrete. At present, the high-performance water-reducing agents used in concrete engineering are mainly polycarboxylic acid superplastici…
Niobium Nb rod with 99.95% purity About Metal Alloy 99.95% Nb Rod Chemistry: Nb: 99.95% (Fe…
Tinten aluminium alloy or tunsten potassium alloy is used in the manufacture of the tungsten heater. It has 99.95% purity. About Metal Aloy 99.95% Pureity Tungsten Heating Ellement 0.3mm Thickness Chemistry: Property: Excellent corrosion…
Hollow glass balls are hollow spherical powdered materials that are non-metallic and inorganic. Their particle size is 5-100mm with a wall-thickness of 1-2mm. The compressive strength ranges from 3-125MPa. The following is a list of the most recent…