ISHIDA-EN Ltd.
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MANUFACTURING PROCESS


MANUFACTURING PROCESS

Material buying
We are specialized in "Secondary processing(Shiage Kakou, 仕上加工)", the latter out of two parts of Japanese tea manufacturing.
Secondary processing include buying tea material, heating and roasting and blending.
This part requires tea investigation skill at most.
First heating
Tea material has to be heated to make it easy to process firstly.
Though this part is sometimes omitted in other factories, we think this part to be important for the delicate flavor of the final product.
First sieving
In this part, tea material is sieved in stalk, bud and dust particles by sieve machines and a CCD camera. This part is essential for respective roasting.
This part also include separating unwanted particle and preventing contamination.
Cutting
A thick particle has to be cut to be roasted adequately.
Many of thick particle is generated when processing material harvested after summer.
Main heating and roasting
Exactly, this part is the most important part of secondary processing, which determines a large part of the taste of the product.
We use some types of heating and roasting machines to process in an optimal way to each part of material.
For examples of machines, Rolling Drum, direct fire, Microwaves, Far infrared ray.
Final sieving
In this part, a dust part is separated by winnower fan machine
Dust part generated in this part comes to be a good quality of green dust tea.
Combination
Finally, all parts of the product are mixed in a combination machine. We have to do it because we are respectively processing parts of the material.
Packing
We pack final products in 1kg~30kg for wholesale and 100g ~ 200g for retail.
We seal the nitrogen into each pack for long term preservation.
ISHIDA-EN Ltd.
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Tea Craftsmen's Company ISHIDA-EN Ltd.
Horigane 2219-1-1, Sayama, Saitama, 350-1312 JP
TEL (+81)04-2959-2677
FAX (+81)04-2957-1117
E-mail info@ishidaen.jp
Ⓒ 2020 ISHIDA-EN Ltd.