Corrosion-resistant alloy material for food processing machinery

A corrosion-resistant alloy, food processing technology, applied in the field of mechanical processing, can solve the problems affecting the service life of food processing machinery, the destructiveness of food processing machinery, and the corrosion of food processing machinery, so as to improve food safety, avoid corrosion, The effect of improving strength and corrosion resistance

Inactive Publication Date: 2019-06-14
刘闪闪
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the process of food processing, raw materials need to be crushed, homogenized, transported, frozen, heated, biochemical reactions and molding processes, and various seasonings will be added in the process of food processing, and various biochemical reactions will be carried out. It has a serious corrosion effect on food processing machinery and is more destructive to food processing machinery, which will lead to corrosion of food processing machinery, which not only affects the service life of food processing machinery, but also poses hidden dangers to food safety, so it needs to be improved Corrosion Resistance of Alloy Materials Used in Food Processing Machinery

Method used

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  • Corrosion-resistant alloy material for food processing machinery

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0018] A corrosion-resistant alloy material for food processing machinery, consisting of the following components in weight percentage: 1.7% silicon, 1.7% titanium, 1.6% aluminum, 1.4% copper, 1.2% manganese, 0.7% molybdenum, 0.7% magnesium, zinc 0.6%, boron 0.5%, cobalt 0.5%, niobium 0.2%, the rest is iron and unavoidable impurities.

[0019] A method for preparing a corrosion-resistant alloy material for food processing machinery, comprising the following steps:

[0020] (1) Mix silicon, titanium and iron, heat up to 1690°C at a rate of 1.6°C / min, keep warm for 40min, remove impurities, and obtain melt A;

[0021] (2) Add molybdenum, boron and niobium into the reaction kettle, heat up to 1950°C at a rate of 2.6°C / min, hold for 20 minutes, then slowly heat to 2720°C, hold for 70 minutes to obtain melt B;

[0022] (3) Add the remaining raw materials into melt A, raise the temperature to 1940°C at a rate of 1.1°C / min, and keep it warm for 60 minutes to obtain melt C;

[0023]...

Embodiment 2

[0027] A corrosion-resistant alloy material for food processing machinery, consisting of the following components in weight percentage: 1.8% silicon, 1.8% titanium, 1.7% aluminum, 1.5% copper, 1.3% manganese, 0.8% molybdenum, 0.8% magnesium, zinc 0.7%, boron 0.6%, cobalt 0.6%, niobium 0.3%, the rest is iron and unavoidable impurities.

[0028] A method for preparing a corrosion-resistant alloy material for food processing machinery, comprising the following steps:

[0029] (1) Mix silicon, titanium and iron, heat up to 1750°C at a rate of 1.7°C / min, keep warm for 45min, remove impurities, and obtain melt A;

[0030] (2) Add molybdenum, boron and niobium into the reaction kettle, heat up to 1980°C at a rate of 2.7°C / min, hold for 25 minutes, then slowly heat to 2790°C, hold for 80 minutes to obtain melt B;

[0031] (3) Add the remaining raw materials into melt A, raise the temperature to 1985°C at a rate of 1.2°C / min, and keep it warm for 65 minutes to obtain melt C;

[0032]...

Embodiment 3

[0036] A corrosion-resistant alloy material for food processing machinery, consisting of the following components by weight percentage: 1.9% silicon, 1.9% titanium, 1.8% aluminum, 1.6% copper, 1.4% manganese, 0.9% molybdenum, 0.9% magnesium, zinc 0.8%, boron 0.7%, cobalt 0.7%, niobium 0.4%, the rest is iron and unavoidable impurities.

[0037] A method for preparing a corrosion-resistant alloy material for food processing machinery, comprising the following steps:

[0038] (1) Mix silicon, titanium and iron, heat up to 1830°C at a rate of 1.8°C / min, keep warm for 50min, remove impurities, and obtain melt A;

[0039] (2) Add molybdenum, boron and niobium into the reaction kettle, heat up to 2010°C at a rate of 2.9°C / min, hold for 30 minutes, then slowly heat to 2860°C, hold for 90 minutes to obtain melt B;

[0040] (3) Add the remaining raw materials into the melt A, raise the temperature to 2030°C at a rate of 1.3°C / min, and keep it for 70 minutes to obtain the melt C;

[00...

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Abstract

The invention mainly relates to the technical field of machining, and discloses a corrosion-resistant alloy material for food processing machinery. The corrosion-resistant alloy material is prepared from components including, by weight, 1.7%-1.9% of Si, 1.7%-1.9% of Ti, 1.6%-1.8% of Al, 1.4%-1.6% of Cu, 1.2%-1.4% of Mn, 0.7%-0.9% of Mo, 0.7%-0.9% of Mg, 0.6%-0.8% of Zn, 0.5%-0.7% of B, 0.5%-0.7% of Co, 0.2%-0.4% of Nb and the balance Fe and inevitable impurities. The corrosion-resistant alloy material for the food processing machinery is high in strength and high in corrosion resistance, the mechanical corrosion phenomenon can be avoided during food processing, the food safety can be guaranteed, meanwhile, the service life of the food processing machinery can be prolonged, and the production cost of foods can be reduced.

Description

technical field [0001] The invention mainly relates to the technical field of mechanical processing, in particular to a corrosion-resistant alloy material used in food processing machinery. Background technique [0002] In the process of food processing, raw materials need to be crushed, homogenized, transported, frozen, heated, biochemical reactions and molding processes, and various seasonings will be added in the process of food processing, and various biochemical reactions will be carried out. It has a serious corrosion effect on food processing machinery and is more destructive to food processing machinery, which will lead to corrosion of food processing machinery, which not only affects the service life of food processing machinery, but also poses hidden dangers to food safety, so it needs to be improved Corrosion resistance of alloy materials used in food processing machinery. Contents of the invention [0003] In order to remedy the defects of the prior art, the o...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C38/02C22C38/04C22C38/06C22C38/10C22C38/12C22C38/16C22C33/04
Inventor 刘闪闪
Owner 刘闪闪
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