Furniture glue UF
Furniture glue UF is a product of polycondensation of carbamide with formaldehyde.
Furniture glue UF is used in the production of plywood, for gluing furniture parts, making casting rods and molds.
Safety requirements: The product is a non-flammable, non-explosive aqueous suspension. The degree of exposure to the human body is due to the presence in it of free formaldehyde and refers to the 2-class hazard in accordance with GOST 12.1.007.
ГОСТ 14231 – 88
КодТНВЭД 3909100000
|
№ |
Index description |
Norm |
|
1 |
Appearance |
Homogeneous suspension from white to light yellow without foreign impurities |
|
2 |
Mass fraction of dry residue, % |
66 ± 2 68 ± Д (Л) |
|
3 |
Mass fraction of free formaldehyde,%, no more than |
0,9 |
|
4 |
Conditional viscosity at (20,0 ± 0,5) оС on viscometer ВЗ-1 with a nozzle А of 5.4 mm |
20 - 40 (Ф) 40 - 60 (М) 15 - 30 (Л) |
|
5 |
Concentration of hydrogen ions pH |
7,5 - 8,7 |
|
6 |
Gelatinization time at 100оС at 20 ± 1оС, h, no less than |
40 - 65 |
|
7 |
The miscibility of the resin with water at (20 ± 1) оС, h, in a ratio of 1: 2 |
Полная |
|
8 |
Ultimate strength at shearing along the adhesive layer of plywood after soaking the samples in water for 24 hours, MPa, no less than |
1,5 |
Product is packed in steel or polyethylene barrels, as well as in containers.
Transported by all means of transport.
Warranty period of storage - 2 months from the date of manufacture of the product