Urea-Formaldehyde Glue

Urea Formaldehyde Glue is commonly known as Plastic Resin Glue. It’s a thermosetting resin made from urea and formaldehyde. This resin has been used extensively as an adhesive for plywood, medium-density fiberboard (MDF), particleboard, and molded products. More than 70% of this resin is used by the forest products industry .

The UF resin is used by the forest products industry in the production of particleboard (61%), medium-density fiberboard (27%), and hardwood plywood (5%), and it is used as a laminating adhesive (7%) for bonding furniture overlays to panels and for interior flush doors. The major use of UF resins by the forest products industry is due to a number of advantages, including low cost, ease of use under a wide variety of curing conditions, low cure temperatures, water solubility, resistance to microorganisms, hardness, excellent thermal proper- ties, and lack of color of the cured resin. This glue blends well with the wood without the glue lines because it is typically beige. Color, from light brown to beige. In warm temperatures, it will also not deform or crawl.

Advantages of Urea Formaldehyde glue:

The material sets hard and rigid. This is an advantage for bent laminations because it helps to decrease the spring back.
It is moisture resistant and easy to use and doesn’t require the same level of joint quality as resorcinol or polyurethane. It is gap filling and load bearing (strong) and sandable after setting, although it must be clamped.
Urea-formaldehyde has an excellent open time of 20-30 minutes depending on the formulation, and could be washed away with water while it is still uncured.

Technical Specifications – Urea Formaldehyde Glue

Property	Typical Specification
Product Type	Urea Formaldehyde (UF) Resin Adhesive
Appearance	White to milky liquid or resin solution
Resin Content	Typically 50–65%, grade-dependent
Viscosity	Approximately 150–500 mPa·s, grade-dependent
Main Applications	Plywood, MDF, particleboard, veneer and wood panels
Bonding Performance	Strong bonding with good initial adhesion
Curing Method	Heat curing with hardener or catalyst
Available Packaging	25 kg bags, 200 kg drums, IBC tanks and bulk
Storage Conditions	Cool, dry conditions; protect from freezing and excessive heat
Shelf Life	Typically 3–6 months, depending on formulation and storage

Note: Its possible to supply based on customer requests.

IF YOU ARE WILLING TO BUY UREA FORMALDEHYDE GLUE FROM IRANIAN SUPPLIERS, PLEASE SCROLL DOWN AND SUBMIT YOUR REQUEST.

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FAQ Urea-Formaldehyde Glue

Urea Formaldehyde Glue is mainly used in the woodworking and engineered wood industry, particularly for manufacturing plywood, MDF, particleboard, veneer and other wood-based panels.

UF adhesive offers good bonding strength, fast curing, relatively low cost and good surface adhesion, making it widely used for large-scale wood panel production.

UF resin generally cures through a heat-activated chemical reaction, often using a hardener or catalyst. Curing conditions depend on the resin formulation and production process.

Important factors include resin concentration, viscosity, temperature, pressing time, hardener level, wood moisture content and application rate. Correct formulation and processing conditions are essential for consistent bonding.

Depending on the supplier and order volume, UF adhesive can be supplied in drums, IBC containers or bulk packaging. Packaging should be selected according to transportation and storage requirements.

For sourcing Urea Formaldehyde Glue from reliable Iranian suppliers, international B2B buyers can contact Irancorps. We help buyers identify suitable Iranian suppliers, compare resin specifications and grades, obtain competitive quotations, and coordinate export requirements according to their application and required quantity.