Leather Glue (National Standard GOST 3252-80)
English
Leather glue is a protein-based product produced by means of collagen-containing (scrap leather, etc.) feed processing.
Type:
crushed (small globules).
Brand:
In accordance with physical and chemical features it subdivides into the following brands: KMV, КМ-1, КМ-2, КМ-3.
Physical and Chemical Features:
- appearance: hard crushed globules
- color: from light brown to dark brown
- particle size:
- crushed: globules going through the net with mesh side dimension in the clear (20 mm)
- moisture content, %, not above: 17
- relative viscosity of adhesive solution (water- and ash-free glue concentration: 14,82%), viscosimetry degrees, not less: 2-5
- putrescibility, days, not earlier: 6
- adhesive bond, N/m, not less: 1080-1570
- fat mass fraction in terms of the equivalent amount of bone-dry solids, % not above: 2-3
- adhesive solution foaminess (water- and ash-free glue concentration: 14,82%), cm3 , not above: 20-40
- adhesive solution foaminess at mechanical shaking, mm, not above: 100
Areas of Use:
- restoration works
- goods industry
- furniture trade
- gold plating
- printing on glass
- icon painting
- auxiliary material in construction works to slow the setting process
- woodworking industry
- glue-water/distemper paints
Packing:
Polypropylene big bags with polyethylene liners, net weight: 25 kg.
Period of Storing:
12 months.