It is a by-product of fish, in which fish skin is used for making various leather objects. It is ecofriendly than other methods of making leather objects.
80 ĐỀ THI THỬ TUYỂN SINH TIẾNG ANH VÀO 10 SỞ GD – ĐT THÀNH PHỐ HỒ CHÍ MINH NĂ...
Fish leather
1. F I S H L E A T H E R
P R E S E N T E D B Y
B I P L O V S H R E T S H A , 0 5
B . S C . F I S H E R I E S , 6 T H S E M E S T E R
A F U
2. INTRODUCTION
Fish Leather is an exotic leather made from fish skins that are discarded by the
seafood industry.
Fish skin is a rare type of leather and its surfaces are often very small.
Fish leather is stronger than other leather types
The tensile strength of fish leather reaches up to 90 Newton's (e.g. salmon or
perch).
Collagen constitutes about 90% of all nitrogenous matter of the skin. Leather
tanned from Indian shark skin is about one and half times superior to that from
cow hides in strength and durability.
It can be used as a suitable raw material for manufacture of suitcases, shoes,
belts, vanity bags etc.
3. FISHES USE FOR LEATHER
Numbers of fishes are use for making leather, some of the most common fishes
are:
Shark
Salmon
Carp
Stingray
Cod
sea wolf
sturgeon.
4. MAKING OF FISH LEATHER
Requirements
Fish skin
A knife
Eggs and vegetable oil (e.g. sunflower oil)
A basin or other container
And a wood fire made with rotting wood.
5. STEPS OF MAKING FISH LEATHER
1. Cleaning
Removing of scales and rinsing skin thoroughly with cold or lukewarm water.
2. Soaking
Soaking the clean skin in a mixture of emulsified oils (such as brains, egg yolks or
vegetable oil) makes it softer and better able to withstand the elements.
The skin must be completely covered with the mixture and then left to soak for about
24 hours
.
https://www.hunebednieuwscafe.nl/2017/10/making-
leather-from-fish-skin/
6. After soaking, the skin is again rinsed clean and wrung out to remove as much of the moisture as
possible and stretch the skin in all directions and let it dry.
3. Smoking
This last step is necessary to make the skin waterproof, and the smoke also prevents the growth of
mould and bacteria.
Smoke the skin over a low fire and rotting wood are use to produce the maximum amount of
smoke
After smoking the skin might again feel a bit stiff, but it will become more supple if remove
vigorously.
After these steps the skin become leather and is ready to be used for making shoes, clothing, bags,
belts, or even lanterns, etc.
8. Carp leather
Carp leather is soft and has a scaly structure.
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
9. Catfish leather
The leather is smooth with a distinctive grain and drawing.
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
10. Salmon leather ironed and coloured.
Salmon leather
Salmon leather is thin and light and is about 60 - 65 centimetres long and 10 - 14
centimetres wide
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
11. Shark leather
Covered with a microscopically small scale structure. Most common fish use for making
leather
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
12. Tilapia fish leather
Tilapia leather is relatively large and it has bigger scales.
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
13. Sturgeon leather
Sturgeon leather has an unusual surface. It looks like wood or cork and is
very solid.
https://www.leather-dictionary.com/index.php/Fish_leather#Fish_leather_surfaces
14. CONCLUSION
Fish leathers are made from the skin of fishes which are discarded from
seafood industry. It is eco-friendly and almost every fish are use for making
leather but most use fish is shark because of its good quality and texture. Fish
leather requires the same care as any leather product. Spots are clean with
mild soap and water.
