Test method for slump: Utilize a trumpet-shaped slump bucket with an upper opening of 100mm, a lower opening of 200mm, and a height of 300mm, and fill the concrete in three installments. After each filling, employ a tamping hammer to evenly strike the bucket wall from the outside to the inside for 25 times. After …

Njia ya mtihani wa mteremko Soma zaidi »

Concrete is a highly versatile building material. It can be molded into numerous diverse shapes for various applications. Nevertheless, to further enhance the performance of concrete, admixtures are incorporated into the concrete mixture. What is Superplasticizer Admixture and How Does it Function?Concrete admixture pertains to substances that are added to the concrete prior to mixing. …

What is Superplasticizing Admixture and How Does it Work? Soma zaidi »

The mud content in the raw materials of concrete, sand and gravel, will have an irreversible impact on the performance of concrete and reduce the performance of polycarboxylic acid water reducer. The fundamental reason is that after the polycarboxylic acid water reducer is adsorbed by clay in large quantities, the part used to disperse cement …

The susceptibility of polycarboxylic acid water reducer to mud content Soma zaidi »

The main factors contributing to the incompatibility between admixtures and cement are as follows:2.1 Factors of the admixture itselfThe reasons within the admixture itself mainly consist of the following aspects: (1) diverse varieties; (2) disparities in structural functional groups; (3) Different degrees of polymerization; (4) Varied composition. These effects, via different means, can impact the …

The main factors causing compatibility problems with concrete admixtures Soma zaidi »

Different water reducing rates The water-reducing rate of polycarboxylic acid-based water-reducing agents is significantly higher than that of naphthalene-based water-reducing agents. Under the condition of exceeding the same water-reducing rate, the dosage of polycarboxylic acid-based water-reducing agents may be smaller than that of naphthalene-based water-reducing agents; in addition, as the dosage increases, the ultimate water-reducing …

Je! Ni tofauti gani kati ya wakala wa kupunguza maji ya polycarboxylate na wakala wa kupunguza maji ya naphthalene? Soma zaidi »

Polycarboxylate superplasticizer is a high performance water-reducing agent used for concrete. It mainly plays the role of reducing water consumption and increasing concrete strength. It is suitable for normal concrete projects with strength levels from C15 to C60 and above. The amount of additives for one cubic meter of concrete is determined according to the requirements of the …

Je! Ni kipimo gani kinachofaa cha superplasticizer ya polycarboxylate kwa simiti? Soma zaidi »

The use of PCE superplasticizer requires comprehensive consideration of factors such as the method of addition, adaptability, construction environment, and safety. During use, we should strictly follow the requirements determined by the product manual or test to ensure the quality of concrete and the construction effect. The following are detailed precautions for use 1. Addition …

Tahadhari kwa matumizi ya polycarboxylic acid ether (PCE) Soma zaidi »

Hapa kuna aina za michanganyiko ya zege kulingana na IS 9103 (1999): Kuongeza kasi ya MchanganyikoHii aina ya mchanganyiko huharakisha muda wa kuweka saruji kwa ajili ya ukuzaji wa nguvu haraka. Wanaongeza kiwango cha uhamishaji wa saruji ya majimaji inapoongezwa kwenye chokaa au grout. Zinaundwa na misombo kama kloridi ya kalsiamu, nitrati ya kalsiamu, au triethanolamine. Wao …

Aina za admixtures halisi Soma zaidi »

Polycarboxylate superplasticizer ni kizazi cha tatu cha superplasticizer ya utendaji wa juu. Kwa sasa, Nyenzo za Ujenzi za Chengli R&d na uzalishaji wa vipunguza maji vyenye ubora wa juu wa asidi ya polycarboxylic kwa ujumla vinaweza kugawanywa katika makundi mawili: moja inategemea anhidridi ya kiume kama mnyororo mkuu uliopandikizwa na minyororo yenye matawi ya polyoxyethilini (EO) au polyoxypropylene (PO); Mgongo mwingine wa asidi ya methakriliki uliopandikizwa …

Polycarboxylate superplasticizer ni nini? Ni sifa gani kuu? Soma zaidi »

Makampuni 5 bora ya mchanganyiko wa saruji duniani kote, kulingana na uwepo wao wa soko, sifa, na matoleo ya bidhaa, ni: Yaliyomo 1.Master Builders Solutions (BASF) BASF ni msambazaji anayeongoza duniani wa mchanganyiko halisi. Wanatoa anuwai ya bidhaa, pamoja na plasticizers, superplasticizers, waingizaji hewa, na accelerators. Brand imejengwa juu ya zaidi ya miaka 100 ya …

Kampuni 5 bora za mchanganyiko wa zege Soma zaidi »