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Table 2.5 Composition of different cellulose based of natural fibres [44]
Cotton Jute Flax Ramie Sisal
Cellulose 82.7 64.4 64.1 68.6 65.8
Hemi-cellulose 5.7 12.0 16.7 13.1 12.0
Pectin 5.7 0.2 1.8 1.9 0.8
Lignin - 11.8 2.0 0.6 9.9
Water soluble 1.0 1.1 3.9 5.5 1.2
Wax 0.6 0.5 1.5 0.3 0.3
Water 10.0 10.0 10.0 10.0 10.3
Reinforcing natural fibres/fillers
Non-wood natural fibres Wood fibres
Straw Bast Leaf Seed/fruit Grass
Examples: Examples: Examples:
Flax, kenaf, Cotton and Soft and
jute and coir hard woods
hemp
Examples: Examples: Examples:
Corn, wheat Sisal, Bamboo,
and rice henequen, switch grass
straws pineapple leaf and
fibre miscanthus
Figure 2.5 Classification of natural fibres [45]
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