Precautions for the use of water-based glue
1. The water-based glue must be stored in a ventilated indoor environment at 5-40°C away from light. 2. The water-based adhesive is odorless, non-flammable, and has a yellowing resistance level of 4.5 or higher. It is suitable for light-colored materials and materials with high requirements for yellowing resistance. The glue brush can be
Does hot melt adhesive have formaldehyde? What are the advantages of hot melt adhesive?
The use of hot melt adhesive is very extensive, and the effect is also good. And does hot melt adhesive have formaldehyde, let's take a look now Does hot melt adhesive have formaldehyde? Formaldehyde-free. The hot melt adhesive is made of EVA resin as the main raw material. The material itself has no
Does hot melt adhesive have a shelf life?
Hot melt adhesive is a plastic adhesive. Its physical state changes with temperature changes within a fixed temperature range, and its chemical properties remain unchanged. It is non-toxic and tasteless, and is an environmentally friendly chemical product. Hot melt adhesives are easy to pack, transport, and store. The product is solvent-free, pollution-free, non-toxic
How to improve the performance of hot melt adhesive?
Many people who use hot melt adhesives or want to know more about hot melt adhesives will have a question, that is, whether hot melt adhesives are resistant to high temperature, and how many degrees of high temperature can they withstand. Some irresponsible manufacturers or companies on the Internet will say that hot
Ten major bonding functions of adhesives
1. Instant bonding The instant adhesive does not need heating and pressure when used, and has the characteristics of fast curing and high bonding strength. A 6.45 square centimeter adhesive surface can withstand enough tension to lift a small car. Such adhesives have greatly promoted the continuous production line. 2. Bonding of structural
Common problems and solutions of PUR coating hot melt adhesive
Question 1: After the PUR hot-melt adhesive is emptied, it is found that there are bubbles in the adhesive after continuous use for a period of time or after a period of inactivity, which affects the uniformity of scraping. Are there any bubbles in the hot-melt adhesive? 1. Replace the sealing ring of
What is urea-formaldehyde resin powder?
1. Introduction of urea-formaldehyde resin powder (UF) It is a polycondensation of urea and formaldehyde under the action of a catalyst to form a urea-formaldehyde resin, and then under the action of a curing agent or an auxiliary agent, an infusible and insoluble resin adhesive - urea-formaldehyde glue is formed. Urea-formaldehyde resin can
Several types of woodworking glues required for furniture production
Furniture production involves the bonding of wood and wood, wood and plastic and other materials. Woodworking glue is used for the combination of wood and wood in furniture production. Finger joint, tenon joint, pressing, etc. are all inseparable from wood glue. In terms of form, there are liquid adhesives (water-based adhesives) and
What is hot melt adhesive?
What is hot melt adhesive? Hot melt adhesive is a plastic adhesive. Hot melt adhesive is a type of glue, and the range of use of hot melt adhesive is also very wide, mainly for bonding after heating, and the bonding effect is very good. Poisonous and tasteless, it is an environmentally friendly
What are the series of Winlong hot melt adhesive products?
1：PUR edge sealing products PUR edge sealing hot melt adhesive is called moisture curing reactive polyurethane hot melt adhesive. Adhesive Layer This is an inherent property of PUR adhesives. 2：PUR coated products The adhesion and toughness (elasticity) of PUR-coated hot melt adhesives can be adjusted, with excellent bond strength, temperature resistance, chemical resistance
What are the series of Winlong puzzle glue products?
1：Two-component puzzle glue series Two-component splicing adhesive is a water-based polymer isocyanate adhesive (EPI adhesive for short), which is a two-component adhesive with a water-based polymer containing active hydrogen as the main agent and isocyanate as a bridging agent. 2：High frequency puzzle glue series Using the principle of electromagnetic induction, after being converted
Complete introduction of PUR hot melt adhesive
What is Polyurethane PUR Hot Melt Adhesive？ PUR hot melt is different than traditional hot melt. It is dispensed in very much the same way, the adhesive is heated to a liquid state and applied to your materials and cools to 'stick' them together. But...this is where PUR hot melt is special. As