The Group of Seven leading economies is discussing imposing a cap on Russian oil prices by imposing restrictions on insurance and shipping, according to people familiar with the matter. The potential mechanism would only allow shipments of Russian c…
Chile's government is considering phasing in a proposed ban on glacial mining to limit projects high in the Andes by some big copper companies. Chile's constitutional assembly has approved a proposal to ban mining in glaciers, protected areas, and ar…
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…
Indirect method zinc oxide is mainly used in rubber manufacturing, silicate industry, medicine and health, coloring materials, electronics and other fields.…
ZnO is used as reinforcing agent and active agent in rubber or cable industry, as colorant and filler of white rubber, and as vulcanizing agent in neoprene rubber.…
In terms of international pricing benchmarks, according to the CP data released by Saudi Aramco, the propane contract price (CP) in March was $895 / ton, up $120 / ton from the previous month, up 15.48% from the previous month and up 43.20% from the…
Risk aversion plunged on the positive news of the Russia-Ukraine talks. After several days of rising oil prices, the price of precious metals continued to fall. Domestic futures markets remain stable for the time being.Back in international markets,…
At first, concrete additives were used only to save cement. With the development of construction technology, admixture has become the main measure to improve the performance of concrete.…
Boron carbide (B4C) is grayish black and is a very hard man-made material.…
The COVID-19 pandemic has wreaked havoc on the youth Labour market, the ILO said. The ILO's just-released Global Employment Trends 2022 report found that the job prospects of young people aged 15 to 24 lag behind other age groups.…
A lubricant is a substance that helps to reduce friction between surfaces that come into contact with each other, resulting in a reduction in the amount of heat generated as the surface moves.…
The influence of water consumption is very obvious. In the actual application of concrete engineering, sometimes if the water consumption is increased by more 1~3kg/m3, the concrete will appear serious bleeding phenomenon, which will cause defects su…
US President recently decided to invoke a Cold War-era defense law to encourage domestic Aluminum Nitride powder. Introduction to Aluminum Nitride AlN PowderAluminum nitride is a covalent bond compound. The chemical formula is AIN. It is…
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…
Chromium diboride chemical formula is CrB2, which is one of six stable chromium di-boron, melting point 1760 deg C, good antioxidant properties, high-temperature strength. Purity>99% Particle size: 325 mesh About Chromium Diboride CrB2 Powder :…