Viscose Rayon raw materials and flow chart : 

The main element of viscose rayon is cellulose. Regenerated cellulose fiber is from below mentioned raw material. 

1. Wood 

2. Seed hair 

3. Bast 

4. Grasses 

5. Leaf 

6. Bamboo

Most of cases wood used to make rayon and wood is available in every country of the world. Elements of wood are below :

a)Cellulose : 40-50%

b)Lignin: 20-30%

c)Hemi-cellulose : 10-30% 

d)Polysaccharide: slightly 

From the above elements, we need to sort cellulose and can use it to make fiber. 

Viscose rayon raw materials are cotton linters, Bamboo pulp, wood pulp etc. Viscose rayon preparation flow chart is as below : 

Raw materials

Purification of cellulose 

Conditioning of wood pulp 

Steeping 

Shredding or cutting 

Aging 

Churning 

Mixing or dissolving process 

Blending and filtration 

Ripening 

Spinning 

Winding