Big rounded-grain nitrogen potassium chlorine based binary compound fertilizer and preparation method
A nitrogen-potassium-chloride-based binary compound fertilizer, granular technology, applied in fertilization devices, fertilizer mixtures, applications, etc., can solve the problems of good water solubility, difficult to spread, poor fluidity, etc., and achieves flexible fertilizer formula, low production cost, high intensity effect
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Embodiment 1
[0027] The granulation aids are 30% of oxidized starch, 60% of pregelatinized starch, and 10% of stearyl glucoside. The above-mentioned raw materials are mixed uniformly to prepare the granulation aids. The oxidized starch, pregelatinized Both gelatinized starch and stearyl glucoside were purchased from the market.
[0028] Fertilizer type: large round granular nitrogen, potassium and chlorine based binary compound fertilizer (N—P 2 0 5 —K 2 O is 4-0-50)
[0029] Granulation process: disc granulation
[0030] Granulated fertilizer formula: powdered potassium chloride (K 2 O≥60) 834g
[0031] Powdered ammonium chloride (N ≥ 25.4) 158 grams,
[0032] Granulation aid 8 grams
[0033] The sum of each component is 1000 grams.
[0034] Large round granular nitrogen potassium chloride N—P 2 0 5 —K 2 O is 4-0-50 binary compound fertilizer production process:
[0035] (1) Mix 834 grams of powdered potassium chloride with 158 grams of ammonium chloride.
[0036] (2) Put the...
Embodiment 2
[0043] The granulation aids are 20% of oxidized starch, 60% of pregelatinized starch, and 20% of hexadecyl glucoside by mass percentage of each component. The granulation aids are prepared by mixing the above-mentioned raw materials, oxidized starch, pregelatinized Both gelatinized starch and cetyl glucoside were purchased from the market.
[0044] Fertilizer type: large round granular nitrogen, potassium and chlorine based binary compound fertilizer (N—P 2 0 5 —K 2 O is 8-0-40)
[0045] Granulation process: disc granulation
[0046] Granulated fertilizer formula: powdered potassium chloride (K 2 O≥60) 669g
[0047] Powdered ammonium chloride (N ≥ 25.4) 326 grams,
[0048] Granulation aid 5g
[0049] The sum of each component is 1000 grams.
[0050] Large round granular nitrogen potassium chloride N—P 2 0 5 —K 2 O is 8-0-40 binary compound fertilizer production process:
[0051] (1) Mix 669 grams of powdered potassium chloride with 326 grams of ammonium chloride. ...
Embodiment 3
[0059] The granulation aids are 40% of oxidized starch, 55% of pregelatinized starch, and 5% of dodecyl glucoside. The above raw materials are mixed uniformly to prepare the granulation aids. The oxidized starch, pregelatinized Both gelatinized starch and lauryl glucoside were purchased from the market.
[0060] Fertilizer type: large round granular nitrogen, potassium and chlorine based binary compound fertilizer (N—P 2 0 5 —K2 O is 12.5-0-30)
[0061] Granulation process: disc granulation
[0062] Granulated fertilizer formula: powdered potassium chloride (K 2 O≥60) 500g
[0063] Powdered ammonium chloride (N ≥ 25.4) 490 grams,
[0064] Granulation aid 10g
[0065] The sum of each component is 1000 grams.
[0066] Large round granular nitrogen potassium chloride N—P 2 0 5 —K 2 O is 12.5-0-30 binary compound fertilizer production process:
[0067] (1) Mix 500 grams of powdered potassium chloride and 490 grams of ammonium chloride evenly.
[0068] (2) Put the mixed...
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