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Possible problems when pasting ceramic tiles

By |2023-11-30T03:30:12+00:00November 30th, 2023|Industry knowledge|

Question 1 What are the causes and prevention measures of uneven rack-shaped glue layer? Answer: 1) The base layer is uneven. 2) The thickness of the scraped tile adhesive is not enough, and the scraped tile adhesive is not full. 3) There is dried tile adhesive in the trowel tooth hole. Trowels should be cleaned.

Essential knowledge for using tile adhesive

By |2023-11-28T01:35:08+00:00November 28th, 2023|Industry knowledge|

Essential knowledge for using tile adhesive Question 1: How many construction techniques are there for using tile adhesive to adhere ceramic tiles? Answer: There are generally three types of ceramic tile pasting processes: back coating method, base coating method (also known as trowel method, thin paste method), and combination method. Question 2: What are the

Gypsum mortar problems

By |2023-11-28T01:23:45+00:00November 24th, 2023|Industry knowledge|

Summary of application pain points of gypsum mortar retarder 1. Retarder gypsum has poor adaptability: It has a good retarding effect on some gypsum, but a poor retarding effect on some gypsum. If the dosage is increased several times, the retarding effect on different batches of gypsum will vary greatly. 2. Dosage of retarder is

NDJ viscosity and Brookfield viscosity

By |2023-11-23T06:45:02+00:00November 23rd, 2023|Industry knowledge|

NDJ viscosity and Brookfield viscosity are two common viscosity measurement methods. Viscosity is a measure of a liquid's resistance to flow and is used to describe how thick a liquid is. In industrial production and scientific research, viscosity is an important parameter, which has an important influence on the rheological properties and processing performance of

Analysis of wall repair

By |2023-11-28T01:23:15+00:00November 17th, 2023|Uncategorized|

The plastering mortar on the wall has low strength, insufficient marking, sand and powder loss, hollowing and cracking, and unevenness... Many people will find it very troublesome if the above situations occur! However, if these phenomena are just superficial, they may not be as serious as you think. As long as there is nothing wrong

Different effects of HPMC, starch ether and RDP on gypsum mortar

By |2023-11-17T06:26:12+00:00November 2nd, 2023|Industry knowledge|

Different effects of HPMC, starch ether and RDP on gypsum mortar Hydroxypropyl methylcellulose (HPMC) 1. It is stable to acids and alkalis, and its aqueous solution is very stable in the range of pH=2~12. Caustic soda and lime water do not have much impact on its performance. But alkali can speed up its dissolution. And

Synthesis principle of hydroxyethyl cellulose

By |2023-10-24T02:57:49+00:00October 24th, 2023|Industry knowledge|

Synthesis principle of hydroxyethyl cellulose When the molar substitution degree (MS) of hydroxyethylcellulose is 0.05-0.5. It is an alkali-soluble product. HEC with an MS above 1.3 is soluble in water. The MS range of common industrial HEC products currently on the market is 1.3 to 2.5. And the DS range of most water-soluble HEC products

HPMC is used in chemical industry and other industries

By |2023-10-20T06:38:35+00:00October 20th, 2023|Industry knowledge|

HPMC is used in chemical industry and other industries Chemical industry 1. Polymerization of vinyl chloride and vinylidene: As a suspension stabilizer and dispersant during polymerization. It can be used together with vinyl alcohol (PVA) and hydroxypropyl cellulose (HPC) to control the particle shape and particle distribution. 2. Adhesive: As an adhesive for wallpaper, it

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