
Valvole Posiflate per tenuta di vuoto e pressione

VAN tumbler screener
The VAN model tumbler screener is used for classification sieving and dedusting of dry, powder or granular products. This screener has a three-dimensional oscillating movement comparable to a manual sieving; this leads to a high efficiency for fine powders and a higher yield compared to other sieving systems with the same sieving surface.

VBS - Vibro aerators for silos and hoppers
The range of VBS vibro-aerators is the result of years of research and development that have led to the creation of a unique and immediately recognizable product, thanks to the patented Tramontana® membrane technology. VBS concentrates the air flow more towards the outlet of the silo, considerably speeding up the discharge of the material and, therefore, reducing the unloading times and improving the productivity of the plants.

VBT - Vibro aerators for silotrailers
The range of VBT vibro-aerators is the result of years of research and development that have led to the creation of a unique and high-performance product. Thanks to the special Tramontana® membrane, the VBT concentrates the air flow towards the outlet of the cone, significantly speeding the disgharge of the material and, therefore, reducing the discharge times from silo trailers or tanks.

VENT PANELS
Verdi vent panels are an economical way to minimize explosion reaction. Installation on silos, elevators, conveyors, filters, ovens, etc. flat vent panels are recommended on applications that works in the same conditions of the external air pressure as bucket elevators or closed conveyor belts. The ribbed vent panels resist in heavier conditions more than the flat vent panels. Accessories for vent panels: outside frame, it is used for fixing the panel to the supporting frame; depression frame, it provides a support to the panel by avoiding its opening during depression operation; opening detection device: it consists of a fork inductive sensor certified Atex II 1GD, any kind of failure of the panel can be detected by the sensor, not only in case of explosion, but also in case of start of opening.

VENTEX® ISOLATION VALVE
Application Ventex explosion isolation valves prevent propagation of dust explosions by blocking the shock wave and flame front. Ventex valves are passive valves meaning they will close without requiring any external energy input. Ventex valves are suitable for low dust load process streams containing up to max. 50 g.m-3 of dust and are typically used to protect dryers, mills, filters, cyclones, etc. Ventex features - Certified for metallic and organic dust, gas or hybrid mixturesc - Stainless steel internal parts - Can be mounted horizontally or vertically (option) - Easy to maintain - ANSI flanges available on request - Housing in coated or stainless steel - Easy to reset following an activation - Wide range of position indicatores available - Certified according ATEX 2014/34/EU en EN 15089 Versions and sizes ATEX certified Ventex valves are available in three versions in sizes DN100, DN150, DN200, DN250, DN300, DN400, DN500 and DN600. - ESI-S: “single acting” stops explosion comming from one direction - ESI-D: “double acting” stops explosion comming from both directions - ESI-C: “check valve” Maintenance and revision Contact StuvEx for regular maintenance and revision of your Ventex explosion isolation valve. StuvEx is an (by producer) certified Ventex repair center.

Ventilation hoses and anti-abrasive products
ATAG manufactures and markets a wide range of polyurethane hoses, for the transport of abrasive dust, paper trim, metal shavings, woodchips or for fume and vapour extraction, even for use in ATEX zones, with versions approved to food and pharmaceutical standards for conveying foodstuffs, tablets, drugs, wherever it is important to have optimum resistance to hydrolysis and microbial attack.

Vertical cone mixer
Ideal mixing quality for dry, moist and viscous materials at variable filling levels The spiral mixing blade of the conical mixer initiates a three-dimensional flow of the mixing goods; creating a helical upward movement on the periphery and downward flow in the center. This blender guarantees very good mixing results and complete discharge. It can be used as powder blender for dry powder, wet suspensions as well as liquids, paste and dough. The vertical mixer can be designed for compliance with FDA and 3-A Sanitary Standards to be used as a sterile mixer and reactor which also meets EHEDG requirements. Further characteristics of the powder blender and conical mixer - If the mixing process requires deagglomeration, high speed cutting rotors can be installed. - The mixing device is driven from the top, using only a single top bearing. - The conical mixer meets all industry standards for surface finish, including sanitary and pharmaceutical requirements. - Jacketed and vacuum rated versions are an ideal vacuum dryer or reactor.

VERTICAL MIXERS

Vertical Ribbon Mixers

Vertical single-shaft mixer
The spiral mixing blade inside the ribbon blender initiates a three-dimensional flow of the mixing goods; creating a helical upward movement on the periphery and downward flow in the center. This industrial mixer guarantees very good mixing results and complete discharge. It can be used as ribbon blender for dry powder, wet suspensions as well as liquids, paste and dough. The vertical mixer can be designed for compliance with FDA and 3-A Sanitary Standards to be used as a sterile mixer and reactor which also meets EHEDG requirements. Further characteristics of the single-shaft mixer / ribbon blender: - If the mixing process requires deagglomeration, high speed cutting rotors can be installed. - The ribbon blender is driven from the top, using only a single top bearing. - The mixer meets all industry standards for surface finish, including sanitary and pharmaceutical requirements. - Jacketed and vacuum rated versions are an ideal vacuum dryer or mixing reactor.

Vertical twin shaft mixer
Best mixing quality for dry, moist and viscous materials at variable filling levels The spiral mixing blade of the vertical mixer initiates a three-dimensional rearrangement of the mixing goods. This vertical mixer guarantees best mixing results. It can be used for dry powder, wet suspensions as well as liquids, paste and dough. The vertical mixer can be designed for compliance with FDA and 3-A Sanitary Standards to be used as a sterile mixer and reactor which also meets EHEDG requirements. Further characteristics of the vertical mixer: - The clockwise driven spiral tools initiate a three-dimensional flow of the mixing goods creating a spiral upward movement on the peripheries and downward flow in the center combined with horizontal cross flows. - Vertical mixers can be used if a combination of heavy duty and very gentle mixing tasks have to be done subsequently. - It can be used as a powder blender for dry powder, wet suspensions as well as liquids, paste and dough. - If the mixing process requires deagglomeration, high speed cutting rotors may be mounted. - For dry, moist and viscous materials. Technical ideal mixing qualities can be guaranteed independent of filling level (10 to 100 % of the net volume), rpm-value of the mixing tools and characteristics of the mixing goods (for example: different bulk densities, particle sizes, flow abilities) - Each vertical mixing device is driven from the top, using only a single top bearing. - The twin shaft mixer meets all industry standards for surface finish, including sanitary and pharmaceutical requirements.

Vibranivo® - Vibration fork
Level detection with Vibration fork The Vibranivo® - vibrating fork for point level measurement, with its robust stainless steel extension and high sensitivity, is widely used in storage silos and process vessels. The Vibranivo® vibration level switch is robust, easy to operate and can, via its series range, be precisely configured for each application. Electronically stimulated piezos cause the fork to vibrate. As soon as the sensor is covered with material, the vibration is dampened and the resulting electrical current change causes the output signal to switch. Once the material level falls below the sensor, it is free to vibrate again and the output signal is reset. International approvals for use in hazardous locations (gas and dust).

Vibrating Control Screener
This screening machine is suitable for all kinds of control- and safety screening with high capacities for dry and liquid products.

Vibrating Platform
The Vibrowest vibrating platform is designed to facilitate the handling, compaction and unloading of loose materials contained in big bags, drums, containers or hoppers. Thanks to the controlled vibrating action, this machine allows to optimise the material flow, reduce residues and improve the efficiency of the dosing and feeding processes. It is the ideal solution for applications in the food, chemical, pharmaceutical, plastic and recycling sectors, where it is essential to ensure operational continuity and precision in the management of materials.
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