Well known for its elegant taste as a sumptuous Dim Sum dish, the delicious Veg. Siew Mai has garnered great praise and is a favorite for vegetarians everywhere.
Wattle Extract Solid is a natural wattle extract solid, of uniform quality for general usage. It is excellent for, pit tannage, pit-drum or drum tannage and also for the retannage of chrome leather.
Typical Analysis :
Physical Aspect : Brown colour solid.
Ionic Character : Anionic
PCP : Free
Tannins %:65% + 2.0
Moisture % : 6.5% maximum
pH (1:10 soln.): 4.5 5.0
Properties :
Wattle Extract Solid is soluble in tap and hot water. It has the following characteristics for vegetable tannage :
Efficient penetration.
Good fixation.
Excellent yield.
For retannage of chrome leather, the use of WATTLE EXTRACT SOLID permits :
Bellies and flanks filling.
Better buffing properties.
To keep printing effect.
Excellent polish effect.
APPLICATION :
WATTLE EXTRACT SOLID may be used alone or blended with other vegetable extracts. The following use is recommended :
Based on limed weight
30-35% for vachetta tannage (veg leather)
45-55% for sole tannage.
Based on shaved weight
5-15% for chrome leather retannage.
Contd
RECOMMENDATION :
During the leather production, there may be a risk of iron contamination. In order to prevent this, we suggest to use an iron-sequestering agent (0.2% on the reference weight), which may be added together with the first addition of tanning agents on the tanning or retanning processes.
STORAGE :
WATTLE EXTRACT SOLID maintains its characteristics unchanged if properly stored in dry premises protected from sunlight in closed bags.
PACKING :
WATTLE EXTRACT SOLID is presented in a powder form, dedusted, and packed in a 25Kg. bag net weight.
