Industry news
-
Difference between polyurethane sealant and silicone sealant
What’s the difference between PU sealant and Silicone sealant 1.Two different chemical compositions, silicone sealant is a siloxane structure, polyurethane sealant is a urethane structure 2.For different purposes, silicone sealant is more stable and weather resistant, and poly...Read more -
China: The export of many products of silicone is booming, and the growth rate of export is higher than expected and has bottomed out obviously.
Data from the General Administration of Customs of China: In May, the total value of imports and exports was 3.45 trillion yuan, a year-on-year increase of 9.6%. Among them, the export was 1.98 trillion yuan, an increase of 15.3%; the import was 1.47 trillion yuan, an increase of 2.8%; the trade ...Read more -
Curtain wall adhesive construction common problems and solutions (one)
Curtain wall adhesive is an indispensable material for construction projects, and it is used in the curtain wall structure of the whole building, which can be called the “invisible merit”. Curtain wall adhesive has high strength, peel resistance, impact resistance, easy construction...Read more -
A brief analysis of the effect of temperature on the properties of building structural silicone sealants
It is reported that the building structure silicone adhesive is generally used in the temperature range of 5~40℃. When the surface temperature of the substrate is too high (above 50℃), construction cannot be carried out. At this time, the construction may cause the curing reaction of the build...Read more -
Advantages and precautions of polyurethane foam.
Advantages of Polyurethane Foam Caulking 1.High efficiency and energy saving, no gaps after filling, and strong bonding after curing. 2.It is shockproof and compressive, and will not crack, corrode, or fall off after curing. 3.With ultra-low temperature thermal conductivity, weather resistance an...Read more -
Application Scope of High Temperature Resistant Silicone Sealant
①The steam and hot oil pipelines are ruptured and leaked, the engine block is corroded and scratched,Corrosion of the edge of the paper dryer and air leakage of the sealing surface of the end cover, repair of plastic molding molds, etc.; ②The planes, flanges, hydraulic systems, threaded joints, e...Read more -
How long does it take for silicone sealant to dry?
1. Adhesion time: The curing process of silicone glue develops from the surface inward, and the surface drying time and curing time of silicone rubber with different characteristics are different. To repair the surface, it must be done before the silicone sealant is ...Read more -
Precautions for silicone sealants.
Silicone sealants commonly used in home improvement are divided into two types according to their properties: neutral silicone sealants and acid silicone sealants. Because many people do not understand the performance of silicone sealants, it is easy to use neutral ...Read more -
Silicone sealant usage steps and curing time
Silicone sealant is an important adhesive, mainly used to bond various glass and other substrates. It is widely used in family life, and there are many types of silicone sealants on the market, and the bond strength of silicone sealants is generally indicated. So, how to...Read more -
What to do? Winter structural sealants cure slowly，poor tack.
Do you know? In winter, the structural sealant will also be like a child’s, making a small temper, so what troubles will it cause? 1.Structural sealant cures slowly The first problem that a sudden drop in ambient temperature brings to structural silicone sealants is that they fee...Read more -
How to choose door and window sealant, can you identify sealant which content oil?
The quality and price of door and window silicone sealant on the market are uneven, and some are very cheap, and the price is only half or even lower than that of similar well-known products. The physical properties and aging resistance of these low-priced and inferior door and window silicone s...Read more -
What is silicone sealant? What is the difference between neutral acid silicone sealant?
1. What is silicone sealant？ Silicone sealant is a paste made of polydimethylsiloxane as the main raw material, supplemented by crosslinking agent, filler, plasticizer, coupling agent, and catalyst in a vacuum state. It passes through at room temperature. Reacts with w...Read more