High Speed Mill VL: Industrial Mill

The all-rounder

THE UNIVERSAL MILL FOR COARSE GRINDING

The Hammer Mill VL is the universal mill for coarse grinding in compound feed, as well as fine grinding, in pet food and aqua feed production. Further areas of application for this all-rounder include the grinding of chemical components, salts, spices, and natural products such as wood.

Coarse- and fine grinding

Advantages of the High Speed Mill VL

Efficient Grinding of a Wide Range of Products

Optimised impact zone with hardened impact plates on both sides of the inlet
Universal use from fine to coarse grinding possible
Suitable for the use of all common screen perforations
Variable grist spectrum by adjusting the beater circumferential speed (when using a frequency converter), the screen perforation and the beater configuration

Reliable Operation and Long Service Life

Robust welded steel construction for continuous industrial operation (24/7)
Grinding chamber equipped with wear elements to protect the housing, easy to change
Durable, optimised rotor design, dynamically balanced, operation in both directions of rotation
To protect the screens: foreign body catch trap for impurities inside the grinding chamber

High Availability with Low Downtimes

Rotor with short run-down time < 6 min without brake
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

High Safety of Personnel and Plant

Standstill monitoring with door safety device
Pressure shock resistant and flameproof design (0.4 bar)
ATEX design according to zone 21 (II 2 D) inside and zone 22 (II 3 D) outside optionally possible

Technical Data

Technical details

Robust welded steel construction, symmetrical housing for operation in both directions of rotation
Grinding chamber equipped with wear elements to protect the housing walls, easy to replace
Armored, pendulum-mounted inlet flaps
Debris trap pocket for debris within the grinding chamber for screen protection
Durable rotor design, dynamically balanced, fitted with 6 mm beaters
Wide-opening front door, easy access to grinding chamber and for changing screens and beaters
2-piece sieve without frame, easy and quick to change segments
Tested and certified in pressure shock resistant and flameproof design (0.4 bar)
Variable grain spectrum via variable beater circumferential speed (when using a frequency converter),
Sieve perforation and beater configuration; depending on requirements.

Machine types

	VL 2	VL 3
Grinding chamber diameter (mm)	700 mm	700 mm
Screen width (mm	200 mm	272 mm
Grinding chamber area (m²)	0.30 m²	0.40 m²

Dimensions and weight
Length* x width x height (approx. mm)	1510 x 900 x 970 mm	1750 x 900 x 970 mm
Weight without motor (approx. kg	550 kg	700 kg

Drive
Motor size (kW)	15 – 37 kW	22 – 45 kW
Speed 50 Hz/60 Hz (rpm)	3000/3600	3000/3600
Speed with frequency converter 30-60 Hz (rpm)	1800 – 3600	1800 – 3600

* Depending on the motor size Surface sound pressure level <90 dB (A) (under load)

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High Speed Mill VL