Accelerating agent is to point to the admixture that can make concrete condenses quickly after concrete hardening. Early strength agent refers to the admixture which can improve the early strength of concrete and has no significant effect on the lat…
The oxidation resistance and corrosion resistance of nickel alloy make it suitable for the harsh environment of high temperature and high pressure.…
Ni-Ti alloy, also known as Nitinol, is a metallic alloy of nickel and titanium in which the two elements are present in roughly equal atomic percentages.…
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
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…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
Analysts at JPMorgan recommended selling or "underweight" emerging market local currency sovereign debt because of the global impact of the Ukraine-Russia crisis.JPMorgan estimated that fixed-income assets in emerging markets have lost 6-9 percent of…
Metal 3D printing is a 3D printing technology that uses metal powder to directly print metal parts, also known as metal powder sintering (SLM).…
How serious are fertility problems today? People don't want to give birth,can't afford it, and can't give birth that has become the "three mountains". The problem of childbirth is related to the people's livelihood. Whether a country can prosper or n…
Since 2022, Russia-Ukraine geopolitical conflicts have intensified, and global energy prices have risen sharply, with international natural gas prices hitting historic highs. As the most important transitional energy source in the transition from fos…
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…
Nitinol is a shape memory alloy, which is a special alloy that can automatically restore its own plastic deformation to the original shape at a certain temperature, and has good plasticity.…
In the medium term, China's domestic iron ore demand will maintain a marginal weakening trend. On the one hand, in the "strong infrastructure and weak real estate" pattern, the end demand improvement is expected to be weak, iron ore demand will also…
Octadecylamine ethoxylate ether, also known as Polyoxyethylene stearamide, colorless to yellow solid, insoluble in water to soluble in water, soluble in acetone, benzene and other organic solvents, with excellent emulsification,dispersion, solubiliza…
Viscosity and fineness are important indicators that affect the performance of hydroxypropyl methylcellulose HPMC. Studies have shown that the water retention effect of HPMC increases with the increase of its viscosity, but after the viscosity exceed…