The glue pressing process of wood board is divided into hot pressing method and cold pressing method, and wood boards made by different glue pressing processes also have certain differences, so what is the difference between hot pressing method and cold pressing method of wood board ? The combination of woodworking slabs is generally five
Urea-formaldehyde glue (abbreviation: UF powder) is a polycondensation of urea and formaldehyde under the action of a catalyst (alkaline catalyst or acid catalyst) to form an initial urea-formaldehyde resin, and then under the action of a curing agent or auxiliary agent, it forms an infusible and non-soluble final stage. Resin adhesive. Urea-formaldehyde resin (UF resin)
Membrane Press Adhesive is a kind of water-based adhesive polyurethane adhesive. Water-based polyurethane adhesive is widely used in the market for its water-based, non-toxic and convenient use. With people's pursuit of low-carbon environmental protection, a series of water-based adhesives have been born. Membrane Press Adhesive usually uses polyurethane emulsion as the main component, which has
In home decoration, wood glue is often used. Many people think that woodworking glue is relatively simple to use, but in fact there are many things to pay attention to. Let me introduce to you the cleaning method of wood glue and the precautions for using wood glue! How to remove the wood glue that
For the carton that has been covered and varnished, there are 4 ways to solve the problem of the glued box: First, place a needle and thread knife at the sticky mouth during die-cutting to puncture the surface of the sticky mouth to facilitate the penetration of the adhesive. Second, use the edging device attached
While EVA hotmelts are an excellent solution for many industrial applications, the high temperature of the process needs to be carefully controlled to avoid smoke problems. When hot melt adhesives are heated, they inevitably release some fumes. That's the smell detected when working close to the hot melt nozzle. While some smoke is normal, too
The paper bag glue is not firmly bonded, and the carton is degummed. Degumming refers to the cracking of the adhesive mouth due to insufficient bonding fastness. The main reasons are summarized as follows: (1) The viscosity of the adhesive is insufficient or the amount of glue applied is insufficient. (2) The adhesive and the
Types of hot melt adhesives used in automotive hot melt adhesive dispensing: Most automotive hot melt adhesive dispensing processes have examples of use in automobiles, but different types of hot melt adhesives will be selected for different parts and uses. According to its function, it can be divided into two categories: bonding type and sealing
CASAPAO (AmorphousPolyAlphaOlefin) is referred to as APAO glue, which is a low-molecular-weight amorphous copolymer obtained by using a proprietary catalyst and using propylene and ethylene as raw materials. APAO is widely used in the following aspects: 1. For APP waterproof membrane. After modification of asphalt by APAO, it can improve the high temperature and low
We know that there are many kinds of mattresses, such as sponge mattresses, palm mattresses, spring mattresses and 3D mattresses. In the production process of these mattresses, there are many parts that need to use mattress adhesives, so when choosing an adhesive mattress When is there anything to pay attention to? The first point is
