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Emulsion explosive and granulation method and physical sensitization mixing and granulation machine

An emulsified explosive and integrated machine technology, which is applied in explosives, explosive processing equipment, non-explosive/non-thermal agent components, etc., to achieve sufficient detonation energy, stable product quality, and stable quality

Active Publication Date: 2019-09-24
浙江顺源化工有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The technical problem to be solved by the present invention is to provide an emulsion explosive and a granulation method and a physical sensitization mixing and granulation integrated machine to solve various problems existing in the emulsion explosive in the prior art

Method used

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  • Emulsion explosive and granulation method and physical sensitization mixing and granulation machine

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0049] After the central controller 404 raises the temperature of the third temperature controller 403 to 30°C, the second temperature controller 402 to 45°C, and the first temperature controller 401 to 48°C, add the sensitized mixed material, mass ratio: emulsification Substrate 3kg, glass microspheres 1.243kg, titanium hydride 0.013kg; first add semi-emulsion matrix, 1 / 3 glass microspheres, control the stirring shaft 102 at 40 rpm, mix for 2min, add the remaining matrix and remaining glass microspheres , mix for 3 minutes, then add titanium hydride and mix for 2-3 minutes, open the conveying device and the pelletizing device until the material is discharged.

[0050] The detonation velocity of the prepared emulsion explosive is 2830m / s. Use this explosive to make explosives of the shape required for explosive welding. It is non-sticky, accurate in dosage, easy to control, even in laying, and high in efficiency. Welding, after the explosion, the titanium-aluminum composite in...

Embodiment 2

[0052] Raise the temperature of the third temperature controller 403 to 28°C through the central controller 404, raise the temperature of the second temperature controller 402 to 42°C, and raise the temperature of the first temperature controller 401 to 50°C, then add the sensitized mixed material, mass ratio: emulsification Substrate 3kg, glass microspheres 1.345kg, titanium hydride 0.066kg, first add half of the emulsified matrix, 1 / 2 glass microspheres, control the stirring shaft at 102 rpm and mix for 2 minutes, add the remaining emulsified matrix and the remaining glass microspheres , mixed for 3 minutes, then added titanium hydride and mixed for 2-3 minutes, after mixing, open the conveying device and the pelletizing device until the material is discharged.

[0053] The detonation velocity of the prepared emulsion explosive is 2900m / s. Use this explosive to make the explosive of the shape required for explosive welding. It is not sticky, accurate in dosage, easy to contro...

Embodiment 3

[0055] Raise the temperature of the third temperature controller 403 to 26°C through the central controller 404, raise the temperature of the second temperature controller 402 to 40°C, and raise the temperature of the first temperature controller 401 to 48°C, then add the sensitized mixed material, mass ratio: emulsification Matrix 2.8kg, glass microspheres 1.49kg, titanium hydride 0.175kg. First add half of the emulsified matrix, 1 / 3 glass microspheres, control the stirring shaft at 102 rpm and 42 rpm, mix for 2 minutes, add the remaining emulsified matrix and the remaining glass microspheres, mix for 3 minutes, then add titanium hydride and mix for 2- 3min, after mixing, turn on the conveying device and pelletizing device until the material is discharged.

[0056] The detonation velocity of the prepared explosive is 2780m / s. Use this explosive to make explosives of the shape required for explosive welding. It is not sticky, accurate in dose, easy to control, even in laying, ...

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Abstract

The invention relates to the technical field of explosive preparation, and discloses an emulsified explosive, a granulation method and a physical sensitized drug mixing and granulation all-in-one machine. The emulsified explosive is prepared from an emulsification substrate and a sensitizer; the sensitizer is prepared from glass microspheres and titanium hydride; the emulsification substrate accounts for 55 to 85 percent by mass; the glass microspheres account for 14 to 44 percent by mass; the titanium hydride accounts for 0.4 to 1.5 percent by mass. The method for granulating the emulsified explosive comprises the steps of adding the emulsification substrate, the glass microspheres and the titanium hydride step by step at specific temperature, forming emulsified explosive paste, and granulating the emulsified explosive paste. The physical sensitized drug mixing and granulation all-in-one machine for the emulsified explosive comprises a material mixing device, a conveying device, a granulation device and a temperature control device. The emulsified explosive disclosed by the invention solves the problems of high detonation velocity, high viscosity and difficulty in laying of the emulsified explosive in the prior art. According to the granulation method of the emulsified explosive, air bubbles can be stably retained in the emulsification substrate to guarantee sufficient detonation energy. The invention further provides the physical sensitized drug mixing and granulation all-in-one machine for the emulsified explosive.

Description

technical field [0001] The invention relates to the technical field of explosive preparation, in particular to an emulsified explosive and a granulation method and a physical sensitization mixing and granulation integrated machine. Background technique [0002] Explosive welding is a solid-phase welding method, usually used for welding between dissimilar metals, such as titanium, copper, aluminum, steel and other metals, and the welding of these metal materials with different chemical compositions and physical properties, It is difficult to achieve with other welding methods; due to the special requirements of explosive welding, it is necessary to use special explosives and conventional low-velocity explosives. At present, powdered ammonium nitrate explosives are usually used for welding between dissimilar metals, but there are no powdered ammonium nitrate explosives production lines in some areas, and powdered ammonium nitrate explosives need to be purchased from far away p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C06B31/28C06B23/00C06B21/00
Inventor 黄平
Owner 浙江顺源化工有限公司