Low-heat cement capable of efficiently utilizing industrial waste gypsum
A technology of industrial waste gypsum and low-heat cement, which is applied in the field of cement materials, can solve the problems of rare production and application, low early strength of low-heat cement, and difficulty in meeting the construction speed, etc., to overcome low early strength, good early strength, and realize The effect of resource utilization
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0018] A low-heat cement capable of efficiently utilizing industrial waste gypsum, the preparation method of which is as follows:
[0019] 1. Preparation of cement raw meal:
[0020] Dosing according to the following mass parts: 55 parts of limestone, 0.5 part of bauxite, 5 parts of clay, 0.5 part of sulfuric acid slag, 0.2 part of fluorite, 3 parts of barium slag, 8 parts of processed industrial waste gypsum, and various The components are uniformly mixed and ground to 150-200 mesh to obtain cement raw meal. The treatment method of the treated industrial waste gypsum is as follows: drying at a high temperature of 350° C. for 30 minutes.
[0021] 2. Preparation of cement clinker
[0022] The mixed cement raw meal is placed in a rotary kiln for calcination, the calcination temperature is 1330°C, and the calcination time is 100min to obtain cement clinker;
[0023] 3. Preparation of cement
[0024] Take 70 parts of burnt cement clinker, add 20 parts of industrial waste gypsu...
Embodiment 2
[0026] A low-heat cement capable of efficiently utilizing industrial waste gypsum, the preparation method of which is as follows:
[0027] 1. Preparation of cement raw meal:
[0028] Dosing according to the following mass parts: 75 parts of limestone, 3 parts of bauxite, 15 parts of clay, 1.5 parts of sulfuric acid slag, 0.6 part of fluorite, 8 parts of barium slag, 10 parts of processed industrial waste gypsum, various The components are uniformly mixed and ground to 150-200 mesh to obtain cement raw meal. The treatment method of the treated industrial waste gypsum is: drying at a high temperature of 350° C. for 40 minutes.
[0029] 2. Preparation of cement clinker
[0030] Put the mixed cement raw meal in a rotary kiln for calcination, the calcination temperature is 1350°C, and the calcination time is 90min to obtain cement clinker;
[0031] 3. Preparation of cement
[0032] Take 80 parts of burnt cement clinker, add 15 parts of industrial waste gypsum and 0.5 part of re...
Embodiment 3
[0034] A low-heat cement capable of efficiently utilizing industrial waste gypsum, the preparation method of which is as follows:
[0035] 1. Preparation of cement raw meal:
[0036] Dosing according to the following mass parts: 90 parts of limestone, 4.5 parts of bauxite, 15 parts of clay, 1.5 parts of sulfuric acid slag, 0.6 part of fluorite, 8 parts of barium slag, 10 parts of processed industrial waste gypsum, and various The components are uniformly mixed and ground to 150-200 mesh to obtain cement raw meal. The treatment method of the treated industrial waste gypsum is: drying at a high temperature of 350° C. for 45 minutes.
[0037] 2. Preparation of cement clinker
[0038] Put the mixed cement raw meal in a rotary kiln for calcination, the calcination temperature is 1350°C, and the calcination time is 90min to obtain cement clinker;
[0039] 3. Preparation of cement
[0040] Take 85 parts of burnt cement clinker, add 20 parts of industrial waste gypsum and 0.6 part o...
PUM
Property | Measurement | Unit |
---|---|---|
specific surface area | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com