Preparation method of ceramic mould plate

A technology for ceramic molds and mold plates, applied in the field of preparation of ceramic mold plates, can solve the problems of low mechanical strength, poor acid resistance, poor alkali resistance, rough surface, etc.

Inactive Publication Date: 2012-03-14
SUZHOU KABUL MOLD TECH
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  • Summary
  • Abstract
  • Description
  • Claims
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Problems solved by technology

Gypsum mold has high water absorption rate and high porosity, but its mechanical strength is very low. Production, rough surface, poor acid and alkali resistance, after use, the surface of the mold is prone to a large number of pitting and voids, resulting in serious defects in ceramic products. , short service life
When using, the mold board is always in contact with the powder to press the brick embryo. The d

Method used

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  • Preparation method of ceramic mould plate
  • Preparation method of ceramic mould plate

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Embodiment Construction

[0021] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, so as to define the protection scope of the present invention more clearly.

[0022] Such as figure 1 As shown, it is a schematic flow diagram of a ceramic mold plate preparation method in a preferred embodiment of the present invention. The present invention provides a kind of ceramic mold plate preparation method, comprising the following steps:

[0023] a. Mixing materials: 45-80% of ceramic aggregates, 0.5-15% of additives, and 10-40% of pore-enhancing agents are mixed with each other to form mixed raw materials;

[0024] b. Firing the above mixed raw materials at a firing temperature of 1200-1300°C, and then heat-preserving at a high temperature for 0.5-2.5 hours;

[0025] c. Forming with a forming method to make the...

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Abstract

The invention discloses a preparation method of a ceramic mould plate. The method is characterized by comprising the following steps: a) mixing the following raw materials by weight percent: 45-80% of ceramic aggregate, 0.5-15% of additive and 10-40% of pore forming agent to obtain mixed raw materials; b) firing the mixed raw materials at 1200-1300 DEG C, performing high temperature heat preservation for 0.5-2.5 hours; c) adopting a moulding method to mould and prepare a ceramic mould plate main body; and d) adopting the vacuum coating procedure to arrange a special diamond film on the inside of the ceramic mould plate main body. The preparation method of the ceramic mould plate, provided by the invention is simple; the demoulding of the prepared ceramic mould plate is easy to use, the mould plate has fewer burrs, high abrasion resistance, long service life and good moulding quality, is particularly suitable for the preparation of the ceramic tile mould; and the prepare ceramic tiles can be mirror ceramic tiles or ceramic tiles with relief patterns.

Description

technical field [0001] The invention belongs to a mold, and in particular relates to a preparation method of a ceramic mold plate with strong demolding property. Background technique [0002] The so-called molds are various molds and tools used in industrial production for injection molding, blow molding, extrusion, die-casting, forming, smelting, stamping, stretching and other methods to obtain the required products. In short, a mold is a tool used to shape an item. The level of mold technology is an important symbol to measure the level of manufacturing industry. [0003] Molds are widely used to press ceramic tiles in the ceramic production process. The molds used in traditional molding are basically plaster molds, which determine the shape and appearance quality of tiles. Gypsum mold has high water absorption rate and high porosity, but its mechanical strength is very low. Production, rough surface, poor acid and alkali resistance, after use, the surface of the mold is...

Claims

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Application Information

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IPC IPC(8): C04B38/00C04B35/622C04B35/66C04B41/85B28B7/00
Inventor 朱琼华
Owner SUZHOU KABUL MOLD TECH
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