RD powdered urea-formaldehyde resin adhesive is a powdered product of standard urea-formaldehyde resin without fillers, modifiers and curing agents. It has the advantages of good strength, small deformation, wide use, convenience, long storage period, and convenient long-distance transportation. It has the properties of good water resistance, mildew resistance, and pollution-free. The bonding strength of wood bonding with it is greater than the strength of the wood itself. According to the different requirements of cost and process, other glues, curing agents, etc. can be added in a certain proportion to use, and the optimized effect can be achieved.
Scope of application:
Mosaic after adding curing agent (or hot pressing), general material splicing, assembly, veneer lamination, plywood manufacturing, wooden door, floor, curved wood, MDF, particle board, etc.
Product Features:
Appearance: white fine powder
Fineness:90% through 80 mesh standard sieve
Purity::97%
Gel time:According to the ratio of curing agent
Bonding strength:≥1.4Mpa
Storage period: (20℃时)≥1year
how to use:
Allocation ratio:glue powder water wheat flour
100 100 20
Glue amount:Depends on the surface quality and smoothness level, generally 160-180g/㎡ (single side)
Wood moisture:best 8-10% ±≤2%
Hot pressing temperature:90-120℃
hot press pressure:8-16Kg/C㎡
hot press time:board thickness 1mm need about 1 minute
glue powder appearance:white fine powder
Formaldehyde:≤0.01mg/L