CN1011889B
The present invention relates to a static breaking agent used for breaking rock, concrete and reinforced concrete structures. Lime is calcined at certain high temperature and is heat-preserved for a certain time, a condensing and hardening agent and a solidifying and intensifying agent are used as main agents, retarder and a low temperature additive are also added so as to prepare …
Static Construction&Housebreaking Crushing Agent …
Non-explosive demolition / cracking agent is the solution. Non-explosive demolition / cracking agent is a powder with amazing 18,000 PSI expansive strength when mixed with common water. Poured into holes, Non-explosive demolition / cracking agent breaks reinforced concrete & rock safely and quietly, while providing SILENT cracking.Â
JPH0258672A
JPH0258672A - Static crushing agent - Google Patents Static crushing agent Info Publication number JPH0258672A ... agent crashing crushing shape Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the ...
Preparation method of static crushing agent
The invention relates to a preparation method of a static crushing agent and belongs to the technical field of crushing agent preparation. The preparation method comprises the steps that firstly, castor-oil plant fiber is modified with alkali to obtain modified castor-oil plant fiber powder, the modified castor-oil plant fiber powder performs cross-linking reaction with acrylic acid ...
Experimental study on expansion and cracking properties of …
The rolled static cracking agent (RSCA) can solve the intractable problem of traditional bulk static cracking agent (BSCA) in engineering applications. The RSCA has the …
High Range Soundless Cracking Agent
Through the research on the rock breaking mechanism of static crushing agent, it is considered that the application of static crushing agent to the geological structure treatment of coal mine underground has great prospects, and it is a great technological innovation for geological structure treatment. The main issues to be solved are:
Container containing static crushing agent
PURPOSE:To provide a container capable of avoiding complexity of a static crushing agent packing operation and facilitating aftertreatment. CONSTITUTION:A static crushing agent granulated into granules having a particle size distribution of 15-20wt.% of granules with 1-2mm particle diameters, 55-60wt.% of granules with 2-4mm particle diameters and 35-20wt.% of …
JPS646078A
PURPOSE:To obtain a columnar static crushing agent for statically crushing brittle objects, such as concrete or rock, by aggregating a powdery or granular substance containing a specific amount of CaO having a specific particle diameter and providing a constant relative density. CONSTITUTION:The aimed crushing agent obtained by containing >=10pts.wt., preferably …
China Static blasting demolition method for concrete …
Static crushing agent is a powdered construction material that can break rocks and concrete without using explosives. Its main component is quicklime (i.e. calcium oxide), and it also contains some compound catalysts mixed in a certain proportion. It is a new, environmentally friendly, non-explosive construction material popular internationally.
CN104418544A
The invention belongs to a novel static crushing agent. The novel static crushing agent can be used cooperatively with a down-the-hole drill, and the aperture is 75-105mm. Over burnt lime undergoes ball milling or Raymond mill reduction until the specific surface area is 2100-2700cm<2>/G. The static crushing agent is prepared by mixing 43-70% of the exciting agent …
CN114436614A
The invention discloses a static crushing agent, a preparation method thereof and a crushing method, and belongs to the technical field of expanding agents. A static crushing agent comprises the following raw materials in percentage by mass: 90-94.5% of calcium oxide clinker, 5-9.5% of gypsum, 0.1-0.3% of powder water reducer and 0.3-0.5% of organic retarder; the …
JPS5975976A
agent mixture calcium oxide static crushing 10w50wt Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number JP18651982A Other languages English (en) Other ...
Analysis of External Influence Factors and Hydration …
In order to explore the external factors affecting the expansion pressure and temperature changes during the hydration reaction of static crusher, the formula optimization …
Static crushing agent
A technology of static breaking agent and paraffin, which is applied in other chemical processes, chemical instruments and methods, etc., can solve the problems of slow hydration reaction speed of breaking agent, high requirements for construction protection, and corrosiveness of breaking agent, so as to achieve fewer types and avoid Burns the skin, low environmental requirements
Static crushing agent for super large pore size
crushing agent mass crushing static crushing agent Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number JP2007170935A Other languages ...
JP2528320B2
The static crushing agent is generally kneaded with water to form a slurry, which is poured into a 30 to 60 mm hole which has been previously drilled in a brittle body. After the injection, the crushing agent starts a hydration reaction, and an expansion pressure that enables crushing is developed within a few hours to about 24 hours, and the ...
Mechanistic Study of a Microwave Field …
Static crushing agent is a kind of powder material with high expansion characteristics and nonblasting properties prepared by grinding inorganic compounds with high-temperature-calcined CaO as the main …
Rock Fracturing Characteristics and Roadway Expansion
Static crushing agent (SCA) offers advantages such as good safety, no harmful gases, and minimal vibration, making SCA ideal for rock crushing in mines or underground …
2023/sbm static crushing agents.md at master
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CN107572966B
static crushing crushing medium agent Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number CN201710946657.0A
Power Blaster Static Crushing Agent Fast Type
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Static crushing agent slurry filling device
The invention relates to a static crushing agent slurry filling device which comprises a tee joint and a pushing piece, wherein the tee joint is provided with a first connector, a second connector and a third connector which are communicated with each other; the pushing piece is arranged at the first connector and used for sending the crushing agent slurry sent in by the second …
Study on Mechanism of Static Blasting-Induced Hard Rock …
Rolled static cracking agents (RSCA), compared to traditional bulk static cracking agents (BSCA), generate higher expansion pressure, leading to improved …
Mechanistic Study of a Microwave Field-Controlled …
static crushing agent, providing theoretical support for controlling the process of swelling pressure of static crushing agent and improving rock-breaking efficiency.
Rock Fracturing Characteristics and Roadway Expansion
Static crushing agent (SCA) offers advantages such as good safety, no harmful gases, and minimal vibration, making SCA ideal for rock crushing in mines or underground engineering. To scientifically implement the section expansion of mine roadway, the rock mechanical parameters, SCA expansion properties, and cracking behavior of surrounding rock were investigated using …
LIU Yufa,HUANG Hui,DU Guanggang,QI Wenchao,RAN Qiushuo,LIANG Xiao,LIU Lei．Analysis of external influence factors and hydration reaction of static crushing agent[J]. Conservation and Utilization of Mineral Resources,2024,44（4）：41−47. DOI: 10.13779/jki.issn1001-0076.2024.04.005
JPS60156561A
JPS60156561A JP18921883A JP18921883A JPS60156561A JP S60156561 A JPS60156561 A JP S60156561A JP 18921883 A JP18921883 A JP 18921883A JP 18921883 A JP18921883 A JP 18921883A JP S60156561 A JPS60156561 A JP S60156561A Authority JP Japan Prior art keywords crushing expandable agent static loading hole Prior art date Legal …
Analysis of External Influence Factors and Hydration Reaction of Static
LIU Yufa,HUANG Hui,DU Guanggang,QI Wenchao,RAN Qiushuo,LIANG Xiao,LIU Lei．Analysis of external influence factors and hydration reaction of static crushing agent[J]. Conservation and Utilization of Mineral Resources,2024,44（4）：41−47. DOI: 10.13779/jki.issn1001-0076.2024.04.005
Rock Fracturing Characteristics and Roadway Expansion …
Static crushing agent (SCA) offers advantages such as good safety, no harmful gases, and minimal vibration, making SCA ideal for rock crushing in mines or underground engineering. To ...