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Basic Info.
Product Description
Product name: CMC ( Carboxymethyl cellulose )
CAS No.: 9004-32-4
HS Code: 3912310000
Appearance: Powder
Package: 25kg / bag, kraft paper bag or as requested
Sodium Carboxymethyl Cellulose in Papermaking industry
CMC can be used as paper smoothing agent and sizing agent in paper industry;
| Item | Standard |
| Physical Form | White to off-white powder |
| Viscosity (2% mPa.S) | 100-2000 |
| D.S | 0.7-0.9 |
| Purity, % | 70.0min |
| pH Value 1% | 6.0-8.5 |
| Moisture Content, % | 8.0max |
| Sodium chloride | 1.4 % max |
| Sodium glycolate | 0.5 % max |
CMC's application in paper-making industry
1. Pigment coating
* Control and regulate the rheology of coatings and dispersibility of pigments .
* Get pseudoplasticity of coatings .
* Improve the moisture retention of coatings .
* Has excellent film forming property.
2. Intracytoplasm adding
* Improve jordaning efficiency, shorten pulping time .
* Regulate electric potential of pulp .
* Improve the retention rate of additives, fillers etc.
3. Top sizing
* Has excellent rheology and film forming property .
* Reduce air hole on paper surface .
* Improve the brightness and gloss of paper .
* Enhance the stiffness and smoothness of paper .
* Increase the surface strength and abrasion resistance of paper .
Grade of Carboxy Methyl Cellulose-CMC:
Oil Drilling Grade CMC: It can increase viscosity and reduce water loss in drilling fluid, cementing fluid and fracturing fluid. It also plays the role of protecting the wall of well, taking drilling trifles, protecting drilling bit, preventing mud loss and increasing drilling rate.
Ceramics Grade CMC:
It's used for ceramic embryo, glazing pulp and colored glaze in ceramic industry.
Detergent Grade CMC
Paint Grade CMC
Textile and Dyeing Grade CMC:
it is used in textile and dyeing industry as sizing agent and texture finishing agent. It is a good stabilizer, thickener, emulsifier and suspending agent in textile dyeing, and easy to desizing.
Tech Grade CMC
Food Grade CMC
1. 25kg/bag,The solid product can be packed in inner plastic bags, and further in polypropylene woven bags.
2. This product is hygroscopic, so it is should be sealed and stored in a dry and cool place below 35°C.
3. The solid product should be prevented from scattering on the ground because the hygroscopic powder can cause slipperiness.
Q1: Can I get some samples?
A: Yes, we can supply free sample , but the shipping cost be paid by customers.
Q2: How to start orders or make payments?
A : PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, LC at sight
Q3: What is your acceptable payment term?