The raw cashew nuts business is booming in all fonts, coupled with the falling price of oil in international market. If you are new in this business most agent with cheat you by claiming a KOR(Kernel Out-turn Ration or Output Ratio) that their nuts cannot offer.
The Testing of nuts to get the nut counts, defective ratio, KOR and more follows a technical process.
You will need some basic equipment to carry out this test, necessary equipment needed are as follows:
i. Scissors or cutter
ii.Needle
iii. Bowls (4 Bowls of different colours)
IV. Weighing scale (Electronic)
v.
1 Kg sample of the nuts you want to buy (Random collection of nuts from bags or from multiple of bags based on the purchase size)
Once you have these things then you are ready to carry out your test.
1. NUT COUNT
From the 1kg sample you picked randomly from bags, count how many nuts you have in that 1kg. This is your nut count.
2. MOISTURE
You can carry out the hand press (press the nut hard, if you see liquid from it then its not well dried) if not then you are good, you can buy the stock
or
Take a bunch of the nuts in your palms, make your palms like you want to pray with the nuts inside, then shake properly.
If you get a weak sound then its not properly dried but if you get the sound of well dried nuts then u are good.
or
Get your moisture testing device
DEFECTIVE RATE AND KOR
These two are the father and mother of the test.
The KOR
Take the 1kg nuts, cut open with the scissors to show show the kernels, skin and shell.
once open separate the kernels based on good, spotted, stunted growth and bad (in the various bowls), make sure you scrub the kernel and the testa(skin) together into the bowls.
once done separating, weigh the good nuts and record whole, take the spotted and stunted nuts together (i.e after removing the kernel with testa), weigh and the result you get must be divided by 2.
The bad nuts would not be weighed or even separated because its not useful for KOR calculation. Add the weigh from the good nuts to the weigh of the spotted and stunted nuts. The answer you get would be multiplied by 0.176 and that is your KOR.
Hope have been able to teach nairalanders one or two things today. With what i have shown you today sellers should not tell you specs that you cant verify. SGS, Veritas (testing/control outfit) e.t.c this is how they do their KOR no other way. No let them they scam you abeg.
If you need someone to carry out on the spot test before buying, you can contact me. You bear the transport cost to and fro and a little something for me to hold body.
For one on one training and other related matters regarding cashew, please feel free to contact me.
You can reach me on 08030753212
email: kingumu@gmail.com
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