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A special continuous casting crystallizer functional protection material for plastic mold steel

A continuous casting crystallizer and plastic mold steel technology, which is applied in the field of steelmaking, can solve the problems of strong heat penetration ability of slag film and low binary alkalinity, achieve good fluxing effect, weak electron repulsion, and reduce mixing failure. uniform effect

Active Publication Date: 2021-06-15
西峡县西保冶金材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the patent’s binary basicity is low, the slag film has strong heat penetration ability, fast heat transfer, and is prone to crack defects, so it is not suitable for plastic mold steel

Method used

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  • A special continuous casting crystallizer functional protection material for plastic mold steel
  • A special continuous casting crystallizer functional protection material for plastic mold steel
  • A special continuous casting crystallizer functional protection material for plastic mold steel

Examples

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Embodiment Construction

[0024] The present invention will be further described below in conjunction with some specific embodiments.

[0025] The raw materials and weight percentages of the special continuous casting crystallizer functional protection materials for plastic mold steel in Examples 1-7 of the present invention are shown in Table 1, wherein the chemical composition and weight percentages of the binder are: starch 92- 99.95%, Fe≤0.001%, oxalate≤0.05%, and reducing sugar≤8%.

[0026] The chemical components and weight percentages of the premelts in Examples 1-7 of the present invention are shown in Table 2 below.

[0027] The chemical composition and weight percentage of the β-type acicular wollastonite in Examples 1-7 of the present invention are shown in Table 3 below.

[0028]The chemical composition and weight percentage of the special continuous casting crystallizer functional protection material for plastic mold steel in Examples 1-7 of the present invention are shown in Table 4 belo...

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PUM

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Abstract

The invention discloses a special continuous casting mold function protection material for plastic mold steel. ~7%, light caustic soda 7~10%, high fluorite powder 3~7%, high alumina 3.5~6%, sodium fluoride 2~4.5%, active manganese dioxide 2~5%, boron glass 1~ 4%, imported carbon black 1-2.5%, earthy graphite 1-3% and binder 3-6%. The functional protection material of the invention has good lubricating performance and heat transfer performance, and the obtained casting billet has good quality, no pollution, little dust and environmental protection.

Description

technical field [0001] The invention belongs to the technical field of steelmaking, and in particular relates to a special continuous casting crystallizer functional protection material for plastic mold steel. Background technique [0002] In the past 40 years, with the development of the petrochemical industry, plastics have become an important industrial raw material. Therefore, the demand for molds for plastic products has grown rapidly. The output value of plastic molds in many industrialized countries has exceeded the output value of cold-working molds. Ranked first in the mold manufacturing industry. Because different types of plastic products have different performance requirements for mold steel, a wide range of special plastic mold steel series have been formed in many countries, including carbon structural steel, carburized plastic mold steel, pre-hardened steel Plastic mold steel, age-hardening type, corrosion-resistant type, free-cutting type, martensitic aging ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B22D11/111B22D11/108
CPCB22D11/108B22D11/111
Inventor 周彬李书成李伟锋
Owner 西峡县西保冶金材料有限公司
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