Bone gelatin
|
Famous trademark,
famous brand |
The product is made from animal bones through fracturing, extraction of oil and washing.
Physical Properties
Golden semitransparent non-crystalline firm beads; slightly lustrous
Technical Specifications
• Product quality conforms with QB/T1996-2005 technical specifications.
Index name |
Technical requirements |
| Water content / % (mass fraction) ≤ |
15.5 |
| Bloom viscosity ( 12.5% solution ) / ( mPa.s ) ≥ |
3.0 |
| Gelling strength ( 12.5% solution ) ( Bloom g ) ≥ |
120 |
| Ash content / % (mass fraction) ≤ |
3.0 |
| Chloride/% ( mass fraction ) ≤ |
0.6 |
PH value (1% solution) |
5.5-7.0 |
| Luster |
Golden yellow |
Semitransparent, slightly lustrous fine powder or thin flake; no mould; no offensive odor |
• GB582-81 standards for bone gelatin is attached here for the comparison with current standards.
Index name |
Premium grade |
Grade A |
Grade B |
Grade C |
Engler viscosity ( °E ) 15% ( completely dry gelatin ) 30°C≥ |
4.0 |
3.4 |
2.8 |
2.2 |
Gelling concentration ( completely dry gelatin ) %≤ |
1.60 |
1.75 |
1.85 |
1.95 |
Water content % ≤ |
16.0 |
16.0 |
16.0 |
16.0 |
Ash content ( assuming 16% water ) % ≤ |
3.0 |
3.0 |
3.0 |
3.0 |
Chlorine content ( CI ) ( assuming 16% water ) % ≤ |
0.6 |
0.6 |
0.6 |
0.6 |
PH value 1% colloid solution |
5.5-7 |
5.5-7 |
5.5-7 |
5.5-7 |
Color and appearance |
Golden yellow |
Golden yellow |
Yellow brown |
Red brown |
No phenomena of molding or smelling |
Use
Widely used in adhesive, rain-proof paste, matches, bonding of timbers etc.; sizing of silk, yarn, cotton cloth, straw hat etc;
Packing, storage
Bone gelatin is packed in woven bag with polyvinyl chloride film lining. 50kg/bag or on the clients' requirements. Bone gelatin should be stored in dry, draughty and cool place. Shelf life: 2 years. |
