Pyrotechnic Ammunition Vertical Kneader Equipment Parameters
| Model |
Full Volume /L |
Useful Volume /L |
Min Volume /L |
Power /KW |
Pericentric Blade Speed /rpm |
Telecentric Blade Speed /rpm |
Revolution Speed /rpm |
Vacuum Abs Pressure /kPa |
| VK-10 |
16.9 |
12 |
2 |
5.5 |
0~25 |
0~50 |
0~6 |
<1.5 |
| VK-100 |
135 |
100 |
15 |
22 |
0~25 |
0~50 |
0~6 |
<1.5 |
| VK-500 |
500 |
350 |
60 |
37 |
0~22.5 |
0~45 |
0~6 |
<1.5 |
| VK-1000 |
1000 |
600 |
120 |
45 |
0~22.5 |
0~45 |
0~6 |
<1.5 |
| VK-2000 |
2000 |
1200 |
200 |
55 |
0~20 |
0~40 |
0~6 |
<1.5 |
| VK-3000 |
3000 |
1800 |
300 |
75 |
0~20 |
0~40 |
0~5 |
<1.5 |
| VK-5000 |
5000 |
3000 |
500 |
110 |
0~18 |
0~36 |
0~5 |
<1.5 |
Main Application Areas of Pyrotechnic Ammunition Vertical Kneader
- Solid rocket propellants: High-viscosity kneading and degassing of composite propellants (AP/HTPB systems).
- Specialty and mixed explosives: Uniform mixing of high-energy explosives, plastic explosives, and polymer-bonded explosives (PBX).
- Gunpowder and pyrotechnic compositions: Kneading of various propellants, delay compositions, and signal flare compositions.
Core Advantages and Design Features of Pyrotechnic Ammunition Vertical Kneader
- High-Solids-Content Coating and Plasticization: Solid-phase fillers—such as oxidizers (AP) and aluminum powder—account for over 85% of the propellant composition. The vertical kneader utilizes the high shear force generated by its twin-helix (or twisted) planetary mixing blades to ensure that the high-viscosity resin binder (HTPB) uniformly coats the micron-scale solid particles.
- Removal of micro-bubbles: Utilizing a high-integrity mechanical sealing system, the process enables continuous kneading under a vacuum of -0.1 MPa or greater. This thoroughly eliminates microscopic bubbles within the material, preventing detonation or internal structural failure caused by voids during engine ignition and combustion.
- Zero-friction, explosion-proof hardware: Explosives are extremely sensitive to mechanical friction and impact. The vertical design eliminates the need for bottom bearings and shaft seals (thereby removing risks associated with sediment accumulation in dead zones and bearing-induced heat generation), while a high-precision safety clearance (typically 2~5mm) between the agitator blades and the vessel wall prevents direct metal-to-metal contact or excessive friction.
- Low-heat-generation kneading of highly sensitive materials: Propellants and delay compositions are prone to thermal runaway caused by heat generation during mixing. The equipment utilizes a multi-zone independent circulation jacket system to precisely control the flow of cooling or warm water, ensuring that the material temperature remains strictly within the safe operating range throughout the entire kneading process.
- Remote Automation and Ease of Cleaning: Equipped with an explosion-proof PLC control cabinet for remote operation, enabling the separation of personnel from the machinery. The design features a detachable mixing vessel and a hydraulically operated, automatically lifting mixing head, facilitating quick and safe cleaning of the vessel interior and mixing blades between batches to prevent cross-contamination caused by residual materials.
Do you need detailed technical specifications for Pyrotechnic Ammunition Vertical Kneader or a tailored selection plan?
Tel: +86-181 3837 3963 (Whatsapp, Wechat)
Email: verticalkneader@outlook.com
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