Usage: Leather Auxiliary Agents, Textile Auxiliary Agents, Tanning agent
Catechu extract is obtained from Heart Wood of Acacia catechu tree found in India. Cutch extract contains Catechol type of tannins.
PRODUCTS
- CE Block ( 25 kg block with 51 to 60 % Tannins)
SPECIFICATIONS
- Appearance: Light to Dark Brown blocks and free flowing powder
- Moisture Max: 10 to 13.0%
- Tannins Min.: 52.0% -- 60 %
- Non tannins : 20 –30 %
- Insoluble: 2 to 5 %
- Solubles: 83 to 90 %
- PH 10% solution: 4.00 to 4.5
ATTRIBUTES
- It is Catechol type (Condesed) Tanning material
- It bears high acidity
- It is more astringent penetrates fast may be used for primary tanning
- It can be alternative for Mimosa OR Queberach
- It yields dark colour brownish to reddish leather.
TANNING PROPERTIES
- It is catechol type tanning material can be recommended for primary tanning
- It is having high tannin Non tannin ratio.
- It penetrates faster & better
- It is more astringent & dark in colour. It yields brown colour leather
- For heavy leather it can replaced with Mimosa OR Queberacho OR can be blend with wattle
- It gives excellent fastness to leather & protects from mildew attack
- It given protection to leather against water & salts.
- Cutch tannin is most suitable for Heavy leather, sole leather, leather utilized in salty water conditions.
DYING APPLICATION
- It is widely used in tanning and dying of leather because of its fast, standardized and settled results.
- It produces brown and olive hues with different mordant. It has resistance property to mildew attack
Basic information:
- Main processing Picking, cleaning, selecting, cutting, decoction, cooling, crushing, packing
- Other name Catechu dry ointment
- Herb nature bitter and astrigent ,cool, act on lungs channels
- Shelf life 2 years
- Store cool and dry ,ventilate places
- Standard CP2010
- Please note that what we sell here is the Catechu.
- Seived ,no impurities, no pollution
- Dried well before packing, no mould and worm holes, no sulphur processing.
- New production of the Catechu from the fresh stem heartwood .
- Many active ingredients included in the oinment such as Phlobatannin
- Also called as er cha china
- Applications: herbal medicine ,scientific research
- If you use the catechu as herb to treat diseases, Please ask your doctor's advice before using any herbs for personally