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Method for manufacturing pipeline by using coal ash slag as main material

A technology of coal ash and pipes, which is applied in the manufacture of tools, sales of raw material supply devices, ceramic molding machines, etc., can solve the problems of unsatisfactory development and utilization of coal ash, and achieve good machinability, excellent performance, and good comprehensive performance Effect

Active Publication Date: 2010-06-30
王博
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, the current status of development and utilization of coal ash is not ideal

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] Coal ash 40%, additive 55% (Jo45%+PE10%), lubricating and brightening agent Z3%, reinforcing agent plant fiber 2%.

[0023] (1) Mix and preheat the prepared raw materials to 160°C;

[0024] (2) Mix the above-mentioned ingredients evenly;

[0025] (3) heating the above ingredients to 350°C;

[0026] (4) Extrude the above ingredients into ¢100×5 pipes;

[0027] (5) Cut the pipe to the required length.

Embodiment 2

[0029] Coal ash 60%, additive 30% (Jo20%+PE10%), lubricating and brightening agent paraffin 4%, reinforcing agent glass fiber 6%.

[0030] (1) Preheat the mixed raw materials to 80°C;

[0031] (2) Mix the above-mentioned ingredients evenly;

[0032] (3) heating the above ingredients to 140°C;

[0033] (4) Extrude the above ingredients into ¢100×5 pipes;

[0034] (5) Cut the pipe to the required length.

Embodiment 3

[0036] Coal ash 70%, additive Jo 25%, lubricating and brightening agent Z3%, reinforcing agent plant fiber 2%.

[0037] (1) Mix and preheat the prepared raw materials to 90°C;

[0038] (2) Mix the above-mentioned ingredients evenly;

[0039] (3) heating the above ingredients to 160°C;

[0040] (4) Extrude the above ingredients into ¢100×5 pipes;

[0041] (5) Cut the pipe to the required length.

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PUM

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Abstract

The invention relates to a novel process for preparing tubes of which the main material is clinker. The raw materials comprise 35-75% of clinker, 15-60% of addition agent, 1-20% of smooth sensitizer, and 1-25% of intensifier. The tubes prepared by the invention have the advantages of perfect performance, insulation, corrosion prevention from the acid and caustic, and well combination property, moreover the tensile strength, the compression strength, the elongation, the bending angle, the impact value and the like are better than the existing PVC tubes, the machinability is excellent, and the tubes are also capable of being sawed, cut, planed, bored, sharpened, welded, bonded and the like.

Description

technical field [0001] The invention relates to a pipe and its manufacturing method, more specifically, to a method for manufacturing pipes with coal ash as the main material. Background technique [0002] Coal will produce 25-30% ash after burning. my country is the country with the largest coal production and coal consumption in the world. Now the annual coal consumption exceeds 4 billion tons, and 1-1.2 billion ash will be generated. tons, piled up like a mountain, occupying a large area of ​​land, seriously polluting the environment and endangering human beings. [0003] However, the current situation of the development and utilization of coal ash is not ideal. For example, coal ash and cement are used to make pipes, building bricks, coal ash cement foam boards, road bases, roof insulation layers, etc. The amount of use is small, and the total amount is less than 30% of the total amount of coal ash, which is economical. Small, far from the requirements of all coal ash p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B28B21/00B28B1/52B28C7/06B28B21/52
Inventor 王得明栾威
Owner 王博
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