Smoothing Spike Harrow 'BShZ-21'

The frame design of the harrow is made of high quality profile tubes of 200x200x8 mm and 180x180x8 mm, which guarantees reliable and long-term operation of the unit. Leveling drags are connected by floating links, which ensures high-quality copying of the cultivated field terrain.
Smoothing spike harrow is intended for:

Field alignment and soil loosening with the aim of capillar destruction, which leads to a decrease in the moisture evaporation;
Destruction of weeds in grain and technical crops;
Fighting against seedling of winter weeds in the autumn period;
Crust breaking on area under winter crops early spring.

Working width, mm	22430
Size of teeth, mm	142 + 68 (thread)
Number of teeth, pcs	1536
Distance between teeth, mm	14.75
Number of teeth per 1m, pcs	67
Type of tooth, mm	Rhombus 20x15
Number of teeth rows, pcs	16/8
Tilt angle of the teeth, °	23°/45°
Depth of soil tilling, mm	40/80
Working length, mm	11800
Work width, mm	22480
Work height, mm	1200
Transport height, mm	3700
Transport width, mm	4900
Transport length, mm	16400
Road clearance, mm	300
Weight, kg	7100
Working speed, km/hour	8-12
Productivity in 1 year of basic time, not less than, ha/hour	18
Required power of tractor, hp (kW), not less	385 (286)
Specific fuel consumption, kg/ha, at most	5.0

The assembly of the working sections of the harrow in the transport position provides the optimal dimensions for easy transport of the unit to the place of performance of the technological process on the roads of general purpose.
The working body is a sword-shaped tooth made of high-quality structural steel 60С2А.