The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The impermeability of concrete is related to its porosity and pore structure.…
Polycarboxylate superplasticizer is based on unsaturated polymerizable monomers with active groups such as carboxyl group, sulfonic acid group, hydroxyl group and polyoxene group as raw materials.…
According to the different molecular structure, it can be divided into four generations of polycarboxylate series superplasticizer, the first generation is acrylic acid copolymer, the second generation is propylene ether type, the third generation is…
First of all, pay attention to the storage environment of polycarboxylate superplasticizer, try to store polycarboxylate superplasticizer in a cool, ventilated, no direct sunlight place.…
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…
Polycarboxylate superplasticizer plays four main roles in concrete mixture. Firstly, in order to improve the pouring performance of concrete, the workability of concrete is improved without changing the composition of concrete.…
Polycarboxylate superplasticizer is the latest generation of high-performance superplasticizer.…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene series and aliphatic superplasticizers when mixing high-strength concrete, but for low-strength concrete whose strength is not greater than C30, its high water-reducing…
Admixtures that can greatly reduce the amount of mixing water under the condition that the slump of concrete is basically the same are called superplasticizers.…
Polycarboxylate superplasticizer is an important additive to ensure the strength of concrete and achieve pumping performance, and plays a pivotal role in improving and improving the operability of concrete construction. In this paper, according to th…
Germanium Telluride's chemical formula is GeTe with a molecularweight of 200.24. It is important as a semiconductor material of the group II-VI. Purity: 99.99%Particle Size: -100 Mesh About Germanium Telluride GeTe Powder : Germanium Tellur…
Following the progress in Russia-Ukraine peace talks, the gold price fell more than 1% the next day, hitting its lowest in a month, and palladium prices briefly tumbled by nearly 9%."We have seen metal prices going into free fall when the Russia-Ukra…
TRPH5 hydrogenmolecular sieve, a form of calcium silicate aluminate material, is used to generate PSA oxygen, PSA hydrogen, and PSA carbon monoxide. About Hydrogen Molecular Sieves TRPH5: Hydrogen Molecular Sieves (TRPH5) is a form of calcium si…