Wearable ceramic coat and preparation method thereof

A technology of wear-resistant ceramics and coatings, applied in the direction of cement coatings, coatings, etc., can solve the problems of accelerated damage, frequent replacement, and enterprise shutdown for maintenance, etc., and achieve the effects of strong adhesion, good overall performance, and high strength

Inactive Publication Date: 2007-10-17
洛阳鹏飞耐磨材料股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, cement concrete is the largest man-made building material in the contemporary era. The annual output of cement in my country has exceeded 1 billion tons. As cement is widely used in construction projects and buildings, the cement industry has made great progress in my country. The processing and production equipment is usually standing Type grinding machine is widely used all over the world. It produces cement products with small particle size distribution, fine and uniform particles through the combination of high-speed gas impact and mechanical grinding. However, the liner of the vertical mill and the Due to the long-term strong erosion of the high-speed powder-containing air flow, the powder conveying pipeline leads to accelerated damage. The traditional steel liner and metal pipeline cannot meet such a harsh environment, resulting in accelerated damage and frequent replacement, resulting in frequent shutdowns for maintenance. Bring heavy economic burden and waste of resources, restricting the development of enterprises

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0035] Select brown corundum (containing Al 2 o 3 ≥95%) 65 kg, mullite 5 kg, garnet 5 kg as aggregate; Portland cement 15 kg, silica powder (containing SiO 2 ≥90%) 5 kg, aluminum powder (containing Al 2 o 3 ≥95%) 5 kg; 0.5 kg of naphthalene-based water reducer as dispersant; 5.5 kg of steel fiber. Put 65 kg of aggregate brown corundum, 5 kg of mullite, and 5 kg of garnet into the mixer and stir for 2 minutes until uniform; add 15 kg of Portland cement, microsilica powder (containing SiO 2 ≥90%) 5 kg, aluminum powder (containing Al 2 o 3 ≥95%) 5 kg, start stirring for 5 minutes until uniform; then start the mixer, add 0.5 kg of dispersant naphthalene superplasticizer, add while stirring, stirring time 8 minutes; stop stirring. Put the above-mentioned materials that have been stirred into a packaging bag and set aside. According to the above-mentioned material weight ratio, take by weighing 5.5 kilograms of steel fibers, subpackage, and set aside. During construction, pu...

Embodiment 2

[0037] Select sub-white corundum (containing Al 2 o 3 ≥97%) 30 kg, silicon carbide (containing SiC ≥ 90%) 30 kg, mullite (containing Al 2 o 3 ≥68%) 10 kg, garnet 5 kg as aggregate; high alumina cement 20 kg, silica powder (containing SiO 2 ≥90%) 3 kg, aluminum powder (containing Al 2 o 3 ≥95%) 2 kg; 0.5 kg of naphthalene-based water reducer as dispersant; 5 kg of steel fiber. The aggregate sub-white corundum (containing Al 2 o 3 ≥97%) 30 kg, silicon carbide (containing SiC ≥ 90%) 30 kg, mullite (containing Al 2 o 3 ≥68%) 10 kg and 5 kg of garnet were put into the blender and stirred for 3 minutes until uniform; then added 20 kg of high alumina cement, microsilica powder (containing SiO 2 ≥90%) 3 kg, aluminum powder (containing Al 2 o 3 ≥95%) 2 kg, start stirring for 5 minutes until uniform; then start the mixer, add 0.5 kg of dispersant naphthalene superplasticizer, add while stirring, stirring time 8 minutes; stop stirring. Put the above-mentioned materials that h...

Embodiment 3

[0039] Select 50 kg of silicon carbide (containing SiC ≥ 95%), 10 kg of mullite, and 10 kg of high-alumina bauxite clinker as aggregates; 20 kg of high-alumina cement, silicon micropowder (containing SiO 2 ≥90%) 5 kg, aluminum powder (containing Al 2 o 3 ≥95%) 5 kg; 0.2 kg of inorganic water reducer sodium tripolyphosphate as dispersant; 5.5 kg of steel fiber. Put 50 kg of silicon carbide (containing SiC ≥ 95%), 10 kg of mullite, and 10 kg of high-alumina bauxite clinker into a mixer and stir for 3 minutes until uniform; add 20 kg of high-alumina cement, silicon micropowder (containing SiO 2 ≥90%) 5 kg, aluminum powder (containing Al 2 o 3≥95%) 5 kg, start stirring for 5 minutes until uniform; then start the mixer, add 0.2 kg of dispersant inorganic water reducer sodium tripolyphosphate, add while stirring, stirring time 8 minutes; stop stirring. Put the above-mentioned materials that have been stirred into a packaging bag and set aside. According to the above-mentioned m...

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PUM

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Abstract

A wearable ceram dope and its producing method, include skeletal material, cement, micropowder, dispersing agent, steel fiber, which are divided into A, B, C three groups, A: skeletal material, cement, micropowder; B: dispersing agent; C: steel fiber. The weight share rate and feeding proportion of the necessary material in each group is: 40-85 shares of skeletal material, 5-40 shares of cement, 2-20 shares of micropowder in A group. The feeding rate of the B group dispersing agent is 0.1-1.5% of A group. The feeding rate of the C group steel fiber is 4-8% of A group. The producing method is: adding the skeletal material to the agitator for 3 minutes; adding cement and micropowder to agitate for 5 minutes; adding dispersing agent, agitating for 8 minutes; outputting the material and bagging, stand-up; putting above material into the agitator when using, adding 8% water following agitating, 5 minutes later adding 5.5% steel fiber, agitating for 15 minutes. The invention has a good integer property, a strong cohesive force, a good resistance to abrasion, acid and alkali erosion, a low cost, a long service lift 1-3 times to metal pipeline.

Description

technical field [0001] The invention relates to the field of composite materials, in particular to a wear-resistant ceramic coating which can be cured into a ceramic-like coating at normal temperature and a preparation method thereof. technical background [0002] At present, cement concrete is the largest man-made building material in the contemporary era. The annual output of cement in my country has exceeded 1 billion tons. As cement is widely used in construction projects and buildings, the cement industry has made great progress in my country. The processing and production equipment is usually standing Type grinding machine is widely used all over the world. It produces cement products with small particle size distribution, fine and uniform particles through the combination of high-speed gas impact and mechanical grinding. However, the liner of the vertical mill and the Due to the long-term strong erosion of the high-speed powder-containing air flow, the powder conveying ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D1/06C09D5/28
Inventor 贾剑光
Owner 洛阳鹏飞耐磨材料股份有限公司
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