HIGH-SPEED HAMMER MILL VL

Product catalog summary

Overview
The High-Speed Hammer Mill VL by Tietjen Verfahrenstechnik GmbH is a versatile machine designed for grinding various products including grains, wood, spices, salts, and minerals. It supports both coarse and fine grinding and can be equipped with injection nozzles for wet grinding applications, such as alcohol production.

Advantages

Efficient Grinding: Features an optimized impact zone with hardened plates, suitable for a wide range of screen perforations, and allows variable grist spectrum adjustments.
Reliable Operation: Constructed with robust welded steel for continuous operation, equipped with wear elements for housing protection, and features a dynamically balanced rotor.
High Availability: Offers quick access to the machine interior with a large front door and easy screen segment changes.
Safety: Includes standstill monitoring, pressure shock resistance, and optional ATEX design for explosive environments.

Technical Details

Type VL 2 and VL 3: Both models have a grinding chamber diameter of 700 mm, with screen widths of 200 mm and 272 mm respectively. The grinding chamber areas are 0.30 m² and 0.40 m².
Dimensions and Weight: VL 2 measures approximately 1510 x 900 x 970 mm and weighs 550 kg, while VL 3 measures 1750 x 900 x 970 mm and weighs 700 kg.
Drive: Motor sizes range from 15-37 kW for VL 2 and 22-45 kW for VL 3, with speeds of 3000/3600 rpm at 50/60 Hz.

Standard Supply and Options

Standard Supply: Includes pressure shock resistance, automatic door locking, flexible cam coupling, vibration dampers, and a set of beaters and screens.
Options: Safety package with temperature and vacuum monitoring, ATEX design, and injection nozzles for wet grinding.

Key Features

Stone catch trap for impurities.
Temperature monitoring for bearings and grinding chamber.
Automatically adjustable inlet flaps.

Catalog excerpts

The Universal Mill for Small Throughputs HIGH-SPEED HAMMER MILL VL The high-speed hammer mill VL is a universal machine for grinding a variety of products such as grain, wood, spices, salts, minerals. It is suitable for both coarse grinding and fine grinding. It is also available in a version with injection nozzles in the inlet area so that large quantities of liquids can be added for wet grinding, for example for alcohol production. Your Advantages Efficient Grinding of a Wide Range of Products • To protect the screens: foreign body catch trap for impurities inside the grinding chamber • Optimised impact zone with hardened impact plates on both sides of the inlet High Availability with Low Downtimes • Universal use from fine to coarse grinding possible • Suitable for the use of all common screen perforations • Rotor with short run-down time < 6 min without brake • Variable grist spectrum by adjusting the beater circumferential speed (when using a frequency converter), the screen perforation and the beater configuration • Large front door allows easy and quick access to the machine interior • 2-part screen segments without frame, easy and quick to change segment by segment Reliable Operation and Long Service Life High Safety of Personnel and Plant • Robust welded steel construction for continuous industrial operation (24/7) • Standstill monitoring with door safety device • Pressure shock resistant and flameproof design (0.4 bar) • Grinding chamber equipped with wear elements to protect the housing, easy to change • ATEX design according to zone 21 (II 2 D) inside and zone 22 (II 3 D) outside optionally possible • Durable, optimised rotor design, dynamically balanced, operation in both directions of rotation Technical Details Type Grinding chamber diameter (mm) Speed with frequency converter 30-60 Hz (rpm) Grinding chamber area (m ) 2 Dimensions and weight Length* x width x height (approx. mm) *depending on motor size Weight without motor (approx. kg) Drive Motor size (kW) Tietjen Verfahrenstechnik GmbH Vor der Horst 6, D-25485 Hemdingen

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Standard Supply and Options Standard Scope of Supply: • Pressure shock resistant up to 0.4 bar and flameproof • Automatic door locking with standstill monitoring • Flexible cam coupling (N-EUPEX) with coupling guard • Vibration dampers, height adjustable • Automatically adjustable inlet flaps depending on the direction of rotation • Sealing flange for the grist outlet • Electrical components completely wired to terminal boxes • Drive motor B3 with integrated PTC thermistor sensors • 1 set of beaters, ready mounted • Beater frame changing device • 2 sets of screens, one of them installed in the...

Open the catalog to page 2

HIGH-SPEED HAMMER MILL VL

HIGH-SPEED HAMMER MILL VL

Catalog excerpts

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