2024-06-05

Influence of different dosage of Defoamer For Concrete

Among the additive components, the defoamer should be a small material with the lowest use frequency and addition amount. The smaller the size of the study, the more difficult it is, and the less universal the experimental data and conclusions are. Differences in concrete materials, water reducing agent materials, and defoamer types may make the experimental results have no laws or even point to the opposite direction of theory and experience.Let's start with a conclusion that has been fully...

2024-04-28

Carboxymethyl Cellulose for Food, Daily Use

Carboxymethyl Cellulose Carboxymethyl Cellulose (CMC) is a water-soluble cellulose ether obtained by chemical modification of natural cellulose. Sodium carboxymethyl cellulose is referred to as CMC-Na, white to light yellow powder, granular or fibrous substance, strong hygroscopic, easily soluble in water, in neutral or alkaline, the solution is a high viscosity liquid. Stable for drugs, light and heat. However, the heat is limited to 80 ° C, and the long-term heating above 80 ° C reduces the...

2024-04-10

Concrete Polycarboxylate Superplasticizer Mother Liquid

Polycarboxylate Superplasticizer (Polycarboxylate Superplasticizer) is a high performance water reducing agent, which is a cement dispersant in the application of cement concrete. Widely used in highways, Bridges, DAMS, tunnels, high-rise buildings and other projects. The product is green, non-flammable, non-explosive, and can be safely transported by train and car. In many concrete projects, traditional high efficiency concrete such as naphthalene series can not meet the engineering needs more...

2024-04-17

PCE special for Prefabricated Components

PCE ST605 for Prefabricated Components The effect of prefabricated components and prefabricated polycarboxylate superplasticizer ST605 on the performance of concrete is studied from this text. The results show that concrete mixed with ST605 has the shortest setting time and the highest surface brightness. The early strength of concrete 24h can be increased by 40% compared with that of SNF superplasticizer concrete. The appropriate amount of superplasticizer is beneficial to the early strength...

2024-04-10

Dry Mix Mortar Additives HPMC

Basic Concepts and Classification of Cellulose Ether 1. basic concepts of cellulose ether In dry mortar, the addition of cellulose ether is very low, but it can significantly improve the performance of wet mortar, which is a major additive that affects the performance of mortar construction. Main additives include HPMC, MHEC, RDP, HPS, PVA etc. The cellulose ether is mainly made of natural fiber, and is processed by alkali dissolution, graft reaction(etherification), water washing, drying,...

2024-04-10

Concrete Admixture Polycarboxylate Superplasticizer PCE

In the 1930s, it was found that after mixing sulfite pulp waste into concrete, the workability of the mix could be improved, and the strength and durability could also be improved. In 1935, E. W. Scripture in the United States first developed a water-reducing agent with linosulfonate as the main component, and obtained a patent in 1937. In the 1950s, it was widely used in the United States slip form concrete, dam concrete and winter construction concrete. In 1962, Hattori Ken, first of all, of...