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Brand Name: Yigang
Appearance: White powder
Purity: 90%
Grade Standard: Ceramic Grade CMC
Place of Origin: China (Mainland)
EINECS No.: 232-734-4
MF: [C6H7O2(OH)2CH2COONa]n
CAS No.: 9004-32-4

Specifications

Ceramic Grade CMC 

Carboxy Methyl Cellulose is important cellulose ethers, chemically modified natural fibers are obtained after a good water-soluble polyamines compound, soluble in cold water. It has emulsifying agent, a solid dispersion, and non-perishable, physiologically harmless unusual and extremely valuable comprehensive physical and chemical properties.

 

 

 

Specification:

 

 

Type

 Item

YG1901

YG2802

YG3702

YG3703

YG4604

YG5501

YG8201

YG9102

Viscosity(cps)

100-800

800-1500

1500-2500

>2500

400-1500

1500-2500

400-1000

>200

Degree of Substitution

≥0.9

≥0.9

≥0.8

≥0.7

≥0.9

≥0.9

≥0.7

≥0.6

Purity  (dry basis)

≥95%

≥95%

≥95%

≥95%

≥95%

≥95%

≥80%

≥60%

Moisture %

≤10

≤10

≤10

≤10

≤10

≤10

≤10

≤10

pH

6.0-8.5

6.0-8.5

6.0-8.5

6.0-8.5

6.0-8.5

6.0-8.5

6.0-8.5

6.0-10.0

 

 

CMC in ceramic industry                 

 

1.CMC for ceramics features uniform distribution of substituents (carboxymethyl group) on the cellulose backbone. It produces fewer gel granules in glaze formulation. 

2. It contains no colored impurity and is 100% combustible under firing condition, to ensure clean ceramic glaze.

3. It can stabilize physical and chemical property of glaze formulation.

4. It can improve glaze adhesion and reduce glaze cracking.

5. It facilitates formation of a smooth dense glaze layer.

6. It can improve the rheological property of glaze formulation.

7. The glaze viscosity is proportional to the concentration of CMC added.

 

Packing 
 25kg/bag .kraft bag with inner plastic or accordance with the customers' demand