Tag Archives: Laboratory testing

Galvanizing quality of hot-dip galvanized steel pipes Hot dip galvanizing, also known as hot-dip galvanizing and Hot-dip galvanization, is an effective way of metal corrosion prevention, mainly used on metal structures and facilities in various industries. It is to immerse the derusted steel parts in molten zinc at around 500 ℃, so that a zinc layer is attached to the …

How to distinguish the quality of galvanized pipes Distinguishing the quality of galvanized pipes: 1. Generally, defective galvanized pipes are in a folded state, and the appearance of such folded galvanized pipes is the main reason for this kind of folding line. This disadvantage often runs through the longitudinal direction of the entire product, and the reason for folding may …

Reasons for delamination of plywood Improper operation during hot pressing of plywood can easily cause some defects, which can have adverse effects on the quality of the plywood, such as low bonding strength or delamination. There are generally three reasons for the detachment of plywood: 1) The quality of the glue is poor, and the glue is mixed too thinly; …

Formply F14 structural sheeting provides support for the forming of concrete structures. It is a dimensionally stable and reusable product. F14 structural plywood suitable for formworkStrong and dimensionally stable veneerFilm faced to ensure sheets can be easily separated from concreteSmooth both faces of sheetingDurable A-Type marine bondClass 2 surface finish to concreteQuick to install and easy to work with This …

Three Factors Affecting the Curing of Plywood Adhesives Guide: If the curing is not good or you don’t know what to pay attention to when curing, it will have a great impact on the bonding of articles, even if the plywood adhesive you use is good enough, it may affect the bonding effect. The curing reaction of plywood adhesive is …

1. Learn about hot melt adhesive for wood-based panel edge Banding Guide: Hot melt adhesive for edge sealing is a kind of adhesive specially used for pasting artificial boards. It is an environment-friendly, solvent-free thermoplastic adhesive. When the hot melt adhesive is heated to a certain temperature, it changes from a solid state to a molten state. When it is …

Factors influencing the selection of wood adhesives Introductory reading: The basic function of wood adhesive is to coat the surfaces of the glued objects to make them connected. When making adhesive parts, we should first consider selecting suitable wood adhesives from different types of wood adhesives. The following are eleven factors that affect the selection of wood adhesives. 1 Bonding …

Uncover the secret of aldehyde free environmental protection – MDI glue! Guide: With the concept of environmental protection becoming more and more popular in life, the environmental protection and health of home building materials have become the primary factor for more and more people to consider in decoration. So, what are the advantages of MDI adhesive? MDI adhesive, the full …

The adhesive strength is one of the important indexes to evaluate the adhesive quality Guide: The adhesive strength is one of the important indicators to evaluate the adhesive quality. The adhesive strength is generally divided into shear strength, tensile strength, peel strength and impact strength according to the stress condition of adhesive in use. 0 1 Bonding strength Definition Bonding …

Detailed explanation of MDI adhesive Guide: With people’s pursuit of quality of life and their concern for health and environmental protection, MDI adhesive seems to have become the “new favorite” of the home decoration industry. What is MDI adhesive? Compared with traditional adhesives such as urea formaldehyde adhesive, what are the advantages of MDI adhesive? What is MDI adhesive MDI …