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Understand 70 basic polyurethane concepts to make you a master
1, Hydroxyl value: 1 gram polymer polyol contained hydroxyl (-OH) amount equivalent to the number of milligrams of KOH, the unit mgKOH/g. 2, Equivalent: the average molecular weight of a functional group. 3, Isoc...Read more -
Understand adhesives, also to understand what these signs represent!
Whether we want to develop adhesives or buy adhesives, we usually see that some adhesives will have ROHS certification, NFS certification, as well as the thermal conductivity of adhesives, thermal conductivity, etc., what do these represent? Meet them with siway below! &...Read more -
Guide of adhesive in winter: Ensure excellent sticky performance in cold environments
With temperatures plummeting, the arrival of winter often comes with many challenges, especially when it comes to adhesion engineering. In a low temperature environment, the general sealant may become more fragile and weaken the adhesion, so we need careful selection, co...Read more -
Adhesive function: “Bonding”
What is bonding? Bonding is a method of firmly connecting the same or different materials together using the adhesive force generated by adhesive glue on a solid surface. Bonding is divided into two types: structural bonding and non-structural bonding. ...Read more -
PARKING GARAGE SEALANT
Parking garage sealant for higher durability Parking garages typically consist of concrete structures with concrete floors, incorporating control and isolation joints that necessitate a specialized parking garage sealant. These sealants play a ...Read more -
Application of insulating glass sealant (1): Correct selection of secondary sealant
1. Overview of insulating glass Insulated glass is a type of energy-saving glass that has been widely used in commercial office buildings, large shopping malls, high-rise residential buildings and other buildings. It has excellent heat insulation and sound insulation p...Read more -
Is UV glue good or not?
What is uv glue? The term "UV glue" generally refers to a shadowless glue, also known as photosensitive or ultraviolet curable adhesive. UV glue require curing through exposure to ultraviolet light and can be used for bonding, painting, coating, and other applications. T...Read more -
Adhesive tips
What is an adhesive? The world is made of materials. When two materials need to be firmly combined, in addition to some mechanical methods, bonding methods are often needed. Adhesives are substances that use dual physical and chemical effects to combine two identical o...Read more -
Quick Questions and Answers丨How much do you know about silicone sealants?
Why do silicone sealants have different surface drying times in winter and summer? Answer: Generally, the surface dryness and curing speed of single-component room temperature curing RTV products are closely related ...Read more -
The curing mechanism, advantages and disadvantages of common one-component reactive elastic sealants
At present, there are many common types of single-component reactive elastic sealants on the market, mainly silicone and polyurethane sealant products. Different types of elastic sealants have differences in their active functional groups and cured main chain structures....Read more -
SIWAY Newly Developed Product–SV 322 A/B Two Compound Condensation Type Fast Curing Silicone Adhesive
RTV SV 322 is a two-component condensation type silicone adhesive rubber that cures at room temperature. It is commonly used for bonding and sealing applications in various industries. Here are some key featur...Read more -
The differences and specific uses of sealant, glass sealant and structural sealant
Glass sealant Glass sealant is a material used to bond and seal various types of glass with other base materials. It is mainly divided into two categories: silicone sealant and polyurethane sealant (PU). Silicone sealant is divided into acid ...Read more
