Influencing factors and quality control of foam concrete strength
Foam concrete refers to the foaming agent’s foaming system that introduces air or nitrogen, carbon dioxide, oxygen and other gases into concrete through chemical or physical means according to a…
Factors affecting filter glue non-flow time
Influence filtering Factors of the non-flow time of the glue No flow time definition: if it is a cup test, glueAfter the AB materials are mixed, the stirring time starts. The time until the glue stops…
Factors affecting solvent volatilization
The volatility of the solvent is suitable for multi-color printingprovides the possibility, and affects the residue of the printed solvent and the fundamental impact of the solvent volatility The fact…
What are the factors that influence the performance of polyurethane foam?
What are the factors that influence the performance of polyurethane foam polyurethanefoam materialis based on isocyanate and polyetherPolyol is the main raw material. Under the action of foaming agent…
Introduction to electronic potting glue and factors affecting settlement
1. Introduction to common potting adhesives Electronic potting glue Mainly used for bonding, sealing, potting and sealing of electronic components Coating protection. The potting glue is liquid before…
What factors will cause polyurethane potting glue to become sticky after curing?
PolyurethaneElectronic Why does the potting glue become sticky after curing? A simple explanation is that when you touch it with your hands, it is sticky and the colloid does not dry. It can also be e…
Common factors affecting polyurethane adhesive reactions
1. Effects of Catalysts on Isocyanate Reactivity Catalysts can reduce the reaction activation energy, speed up the reaction rate, shorten the reaction time, and control side reactions. Therefore, cata…
7 major factors affecting the quality of polyurethane spray foaming
Influences polyurethane spray hair There are many factors that determine the quality of foam. Next, we will mainly introduce the seven main factors that affect its quality. If you understand the follo…
What affects the plasticizing effect of plasticizers? Factors affecting plasticizing effect
Plasticizers are present in wires and cables, plastic products, automobile decoration and other items in daily life. Adding plasticizers to these items can To a certain extent, hard and rigid plastics…
[White oil supply] The viscosity and flash point of white oil are related to these factors
White oil is a colorless, translucent oily liquid with no or almost no fluorescence. , odorless and tasteless when cold, with a slight petroleum-like smell when heated, insoluble in water and ethanol,…
Chinese