Konjac powder and processing method thereof
A processing method and technology of konjac refined powder, applied in the field of deep processing of konjac, can solve the problems of long puffing time, influence of foreign trade export, easy to exceed the standard of harmful substance residues, etc., and achieve the effect of improving quality, excellent quality and avoiding harmful substances exceeding the standard.
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Embodiment 1
[0035] A kind of konjac powder processing method, comprises the following steps:
[0036] (1) Peel the konjac, clean it, and cut it into slices;
[0037] (2) Place the konjac chips under a vacuum degree of 0.078MPa, and bake at a temperature of 30°C until the moisture content of the konjac chips is <20%;
[0038] (3) Mix konjac slices and trisodium citrate powder at a mass ratio of 1:0.001, crush them, pass through a 100-mesh sieve, put them under a vacuum of 0.056MPa, and bake them at a temperature of 45°C until the moisture content is <6 %;
[0039] (4) Grinding, sieving with a 30,000-mesh vibrating sieve, adding alcohol, stirring evenly, and drying the alcohol to obtain final product.
[0040] In the step (1), the thickness of the sheet is 0.01cm.
[0041] In the described step (4), the amount of alcohol added is 2 times of the powder mass.
[0042] The sulfur content of konjac powder is lower than 28.17ppm.
Embodiment 2
[0044] A kind of konjac powder processing method, comprises the following steps:
[0045] (1) Peel the konjac, clean it, and cut it into slices;
[0046] (2) Place the konjac chips under a vacuum degree of 0.098MPa, and bake at a temperature of 40°C until the moisture content of the konjac chips is <20%;
[0047] (3) Mix konjac slices and trisodium citrate powder at a mass ratio of 1:0.003, crush them, pass through a 300-mesh sieve, put them under a vacuum of 0.068MPa, and bake them at a temperature of 50°C until the moisture content is <6 %;
[0048] (4) Grinding, sieving with a 30,000-mesh vibrating sieve, adding alcohol, stirring evenly, and drying the alcohol to obtain final product.
[0049] In the step (1), the thickness of the sheet is 0.5cm.
[0050] In the described step (4), the amount of alcohol added is 4 times that of the powder mass.
[0051] The sulfur content of konjac powder is lower than 29.23ppm.
Embodiment 3
[0053] A kind of konjac powder processing method, comprises the following steps:
[0054] (1) Peel the konjac, clean it, and cut it into slices;
[0055] (2) Place the konjac chips under a vacuum degree of 0.085MPa, and bake at a temperature of 35°C until the moisture content of the konjac chips is <20%;
[0056] (3) Mix konjac slices and trisodium citrate powder at a mass ratio of 1:0.002, crush them, pass through a 200-mesh sieve, put them under a vacuum of 0.063MPa, and bake them at a temperature of 48°C until the moisture content is <6 %;
[0057] (4) Grinding, sieving with a 30,000-mesh vibrating sieve, adding alcohol, stirring evenly, and drying the alcohol to obtain final product.
[0058] In the step (1), the thickness of the sheet is 0.3cm.
[0059] In the described step (4), the amount of alcohol added is 3 times that of the powder mass.
[0060] The sulfur content of konjac powder is lower than 18.45ppm.
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