Chestnut processing technology

Process: Chestnut pretreatment → shelling → clothing → dipping → sugar coating → packaging → finished product.

Production method: Select fresh and full, unmildew, unwormed, undamaged chestnut, washed, in medium temperature (

Preparation: 40% sugar liquid (as cooking liquid) placed in the cooking pot, add the protection of the color (or directly stripped out of browning) chestnut fruit, heated to boiling for cooking. Cook until the sugar concentration in the pan reaches 65% to 68%, or when the sugar temperature reaches 105°C to 116°C, stop cooking. The boiled liquid is taken out together with the boiled chestnuts, placed in a dipping pan (or dipping pot), and dipped at room temperature for 1-3 days. After immersing, remove the chestnut fruit (this time, the chestnut fruit tastes sweeter and the surface is brighter) and wait for icing.

According to white sugar, 65% to 80%, 35% to 20% of starch syrup, a small amount of citric acid, and a small proportion of water, the four are mixed and poured into a sugar pan and heated and retort. When the temperature of sugar liquid reached around 115°C, it was poured into the impregnated chestnut fruit and kept turning under low heat to make the surface of chestnut fruit evenly covered with a transparent sugar coating. Place the sugared chestnut fruit in a covered container for a day before packing.

Double-layer or airtight single-layer plastic bags are used to load the above-mentioned sugar-coated chestnuts and vacuum-sealed and sealed for sale.

Product features: The above pure sugar-coated chestnut pod, with a unique scent of chestnut, sweet and sour, looks bright brown, it is a better chestnut deep-processing products.

Chemical Raw Material

Glyoxal is used as a solubilizer and cross-linking agent in polymer chemistry.


Glyoxylic acid finds application in care as neutralizing agent, it is widely used in hair straightening products in particular (shampoos, conditioners, lotions, creams) at levels of 0.5-10%.


Metronidazole is an antibiotic that is used to treat a wide variety of infections.


Metronidazole Benzoate,It is commonly used for the diagnosis or treatment of anaerobic infections, amoebiasis, antibiotic associated colitis .


2-methyl-5 nitroimidazole was one of the first drugs used against giardiasis, and it has been used since 1959.




Glyoxal 40%, Oxalic acid,Glyoxylic Acid 50%,Metronidazole BP,Dimetridazole,2-methyl-5-nitroimidazole,Metronidazole Benzoate

Chengdu Jingke Trading Co., Ltd. , https://www.jkherb.com