Low-chloride ion high-performance concrete
A technology of high-performance concrete and chloride ions, applied in the field of concrete, can solve the problems that ordinary concrete is difficult to meet the requirements of chloride ion content, and achieve the effects of excellent workability and pumpability, high workability and high durability
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0022] A low-chloride ion high-performance concrete, various raw materials are calculated according to the mass parts as follows: 280 parts of cement; 30 parts of silica fume; 115 parts of fly ash; 120 parts of mineral powder; 155 parts of water; 660 parts of sand; part; 7.5 parts of water reducer, and the water-binder ratio of the concrete is 0.27.
[0023] The water reducer is a polycarboxylate water reducer with a water reducing rate of 32% and a chloride ion content of 0.03%.
[0024] Described water is groundwater, and chloride ion content is 0.0028%.
[0025] The cement is P.I42.5 cement with a chloride ion content of 0.005%, and the 28-day compressive strength of the cement is 59MPa.
[0026] The mineral powder is S95 mineral powder, the specific surface area of said mineral powder is 412㎡ / kg, the chloride ion content is 0.007%; the activity index in 28 days is 105%.
[0027] The fineness modulus of the sand is 2.6, and the chloride ion content is 0.007%.
[0028] ...
Embodiment 2
[0032] A low-chloride ion high-performance concrete, various raw materials are calculated according to the mass parts as follows: 315 parts of cement; 43 parts of silica fume; 83 parts of fly ash; 104 parts of mineral powder; 160 parts of water; 715 parts of sand; part; 8.6 parts of water reducer, and the water-binder ratio of the concrete is 0.3.
[0033] The water reducer is a polycarboxylate water reducer with a water reducing rate of 32% and a chloride ion content of 0.03%.
[0034] Described water is groundwater, and chloride ion content is 0.0028%.
[0035] The cement is P.I42.5 cement with a chloride ion content of 0.005%, and the 28-day compressive strength of the cement is 59MPa.
[0036] The mineral powder is S95 mineral powder, the specific surface area of said mineral powder is 412㎡ / kg, the chloride ion content is 0.007%; the activity index in 28 days is 105%.
[0037] The fineness modulus of the sand is 2.6, and the chloride ion content is 0.007%.
[0038] Th...
Embodiment 3
[0042] A low-chloride ion high-performance concrete, various raw materials are calculated according to the mass parts as follows: 360 parts of cement; 50 parts of silica fume; 70 parts of fly ash; 70 parts of mineral powder; 165 parts of water; 775 parts of sand; part; 9.65 parts of water reducer, and the water-binder ratio of the concrete is 0.32.
[0043] The water reducer is a polycarboxylate water reducer with a water reducing rate of 32% and a chloride ion content of 0.03%.
[0044] Described water is groundwater, and chloride ion content is 0.0028%.
[0045] The cement is P.I42.5 cement with a chloride ion content of 0.005%, and the 28-day compressive strength of the cement is 59MPa.
[0046] The mineral powder is S95 mineral powder, the specific surface area of said mineral powder is 412㎡ / kg, the chloride ion content is 0.007%; the activity index in 28 days is 105%.
[0047] The fineness modulus of the river sand is 2.6, and the chloride ion content is 0.007%.
[0...
PUM
Property | Measurement | Unit |
---|---|---|
Compressive strength | aaaaa | aaaaa |
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