Coconut shell forms the hard outer layer of a coconut. It is an innermost protective layer. It provides the best protection to the coconut and also the water inside the coconut fruit. It is a harmless natural product. And it can be reused. It is very useful and has many useful applications.
Chemical Structure of a Coconut Shell
The list of chemical components,
- Cellulose (17-34%),
- It has 25-36% Lignin – It provides rigidity,
- It has 29% Hemicellulose – It includes xylans and mannans,
- Pentosans, with 1% ash
- High carbon (56%)
- Fixed carbon (22-25%)
- Minor extractives – Phenolics and Fatty acids.
- Ash contents – Silica, potassium, and calcium oxides.
Physical Composition of Coconut shells
- Color – brown and black
- Thickness – 8-12 cm
- Density – 1.2-1.4 g/cm³
- Height – 10-15 cm
- Hardness of the coconut shell is great
- Best resistance – To water, and To fungi.
- Hard and woody nature.
- Weight is approximately – 150-300 grams.
Special Properties of Coconut Shell
1. Mechanical Properties
- Exhibits high hardness
- Has high crushing strength
- Abrasion resistance is excellent
- Very durable under pressure.
2. Thermal Properties
- Has high calorific value (~20 MJ/kg)
- Has low ash residue
- It burns efficiently.
- Low moisture of 7-8% is great. It suits well for the best thermal uses. The ultimate analysis of coconut shell shows balanced C, H, O, N elements. They are with calorific value at 4339 kcal/kg or 20 MJ/kg.
- The presence of fixed carbon content support combustion.
3. Chemical Resistance Properties
- Has good resistantance to acids and alkalis
- Stability is great in harsh environments.
4. Environmental Properties
- Best biodegradable nature
- Renewable resource is great
- Exhibits non-toxic quality in all applications
- Best level of recycling is possible. It is pollution free material.
- Shells biodegrade slowly.
- Its carbon sequestration aids best in climate goals.
- The level of sustainability impact is great.
Major Benefits Of A Coconut shell
It has versatile uses. It is used
- To make various handicrafts items. The best examples are utensils, decorative items and furniture.
- Oil is extracted from the coconuts. It is used in the manufacture of medicines.
- This is used as the best fertilizer in agriculture.
- They are used in construction. It is good for wall construction, flooring and roofing.
- It can be used for toothpaste purposes. The level of oral use is great. It whitens teeth naturally.
- It can be used for the manufacturer of cosmetics and personal care products. This powder is good for the skin. It exfoliates skin, unclogs pores,and fights acne.
- It can be used as Industrial composites.
- Its powder can be used to fill resins, plywood, and mosquito coils. Composites are excellent in durability for construction.
- It can be used to manufacture boards.
- It can be used to aerate the soils, and retain moisture.
- It can be added as a nutrient. It is an best natural fertilizer.
- It can be used to manufacture crafts and household articles.
- It can be used to manufacture shells craft bowls, buttons, and utensils.
Major Industrial Applications of Extracted Cellulose From Coconut Shells
Extracted cellulose from coconut shells is well known for
- The purity (often >80% post-delignification),
- The crystallinity,
- The biodegradability.
- It has best renewable, high-strength biopolymer nature. It suits well in many industries.
- It applications is great in composites, filtration, and advanced materials. Its fibrillar structure of lignocellulosic matrix is great.
- It can be used for improving tensile strength by 20-50% in polymer matrices like PLA or casein films.
- It can be used in automotive panels, packaging films, and construction boards for lightweight,
- Cellulose fibers and microfibrils of coconut shells reinforce bioplastics and best alternatives to glass fiber.
- It is an sustainable alternatives to glass fiber. The level of composite reinforcement is great.
- Its Microfibrous cellulose nature is excellent. It acts as a biofilter aid in water treatment. It captures particles with high mechanical resistance and porosity
- Its nanocellulose forms scaffolds for tissue engineering. It supports cell growth and best for wound dressings.
- The application of green extraction methods ensures biocompatibility.
- Its acetylated forms produce cellulose acetate for films, textiles, and membranes.
- Best abrasion-resistant coatings are possible with coconut shells. The composites with silica is very helpful for this process.
Applications of Coconut Shell in Agriculture
The ability of coconut shell to decompose naturally is excellent. It is a best sustainable resource and brings many benefits to the cultivation process. The best applications are listed below
Natural fertilizer
It acts as an natural fertilizer and improve soil fertility without using chemicals. It also protects the health of consumers and organisms in the soil. And also it supports the environment.
Soil improver
It is an effective soil improver. It can be crushed, and is mixed into the soil to improve aeration. It helps the soil retain moisture for a long time. Provide good nutrition for the development of plant roots. It helps increase the crop yields and reduce the use of chemical fertilizers.
Application of Coconut Shell As A Construction Material
This can be crushed and mixed with other ingredients to form an environmentally friendly, well-insulated concrete. Best floor coverings and soundproofing are possible with coconuts. It acts as a best recycled material and protect the environment.
Coconut Shell Enhances Hydroponics
Hydroponics is a novel procedure of cultivation without soil. They are retains moisture and maintains good humidity. This property of coconuts best supports hydroponics method of growing coconut plants. The natural porosity creates small spaces between the coconut husk particles. It helps air circulate in a better manner and provide oxygen to plant roots. It is a best alternative for the normal cultivation process.
Conclusion
- The conversion of this shell to useful carbon, handicrafts, charcoal, fuel, and industrial raw materials is excellent. It provides valuable products.
- India got good number of coconut shell small-scale units. Many farmers and entrepreneursexist enjoy the benefit of these coconut shell small-scale units.
- Good export income is possible through these coconut shell small-scale units.
