Tooth harrows manual


Harrows of Jar – Met company have been designed, built and adjusted for cultivation of all kinds of soil on stoneless fields. They can be employed to level the field surface after ploughing (before sowing), to cover sown seeds, crack and crush clods of crusted field surface, destroy germinating weeds and stems of couch grass. The machine can also be used to mix mineral fertilizer with soil. Harrow operation can be performed on slopes up to 8°.

 

Technical specification of light and medium tooth harrows

 

 

Specification

Unit of measure

Tooth harrow

1. Machine symbol

-

U 357

U 357/1

U 357/2

2. Frame performance

-

rigid

folding

folding

folding

3. Type

-

suspended

4. Working width

m

3,0

3,0

4,0

5,0

5. Working depth

cm

6 – 10

6. Overall dimensions in workin postation
- length

mm

1620

1620

1620

1620

- width

mm

2980

2980

3990

4980

- height

mm

970

970

970

970

7. Overall dimensions in transportation position
- length

mm

1480

1480

1480

1480

- width

mm

2980

1560

2270

2980

- height

mm

1050

1050

1040

1050

8. Machine weight
- light harrow

- medium harrow

kg

kg

140

160

145

165

192

220

235

270

- frame weight of a light and    medium harrow

kg

55

60

80

95

Weight of  harrow section:

- section of P-14 toot harrow

- section of P-16 toot harrow

kg

kg

28

35

28

35

28

35

28

35

9. Power demand

kW

28

28

28

35

10. Harrow section
- number of sections

item

3

3

4

5

- teeth type

-

square bent

- teeth number in a section

item

20

- number of rows

item

5

- scale of teeth in a row

mm

250

250

250

250

 

Technical specification of suspended heavy tooth harrow

 


Specification

Unit of measure

Tooth harrow

1. Machine symbol

-

U 357/3

U 357/4

U 357/5

2. Frame performance

-

rigid

folding hand

folding hand

folding hand or hydraulically

3. Type

-

suspended

4. Working width

m

3,0

3,0

4,0

5,0

5. Working depth

cm

6 – 10

6. Overall dimensions in workin postation
- length

mm

1480

1480

1480

1480

- width

mm

3250

3250

4480

5320

- height

mm

1050

1085

1085

1080

7. Overall dimensions in transportation position
- length

mm

1450

1480

1480

1480

- width

mm

3000

1400

2550

2980

- height

mm

1080

1080

1085

1360

8. Machine weight

kg

266

278

354

460

- mass frame

kg

98

110

130

180

- weight of harrow section

kg

56

56

56

56

9. Power demand

kW

45

45

60

75

10. Harrow section
- number of sections

item

3

3

4

5

- teeth type

-

square bent

- teeth number in a section

item

20

- number of rows

item

5

- scale of teeth in a row

mm

260

280

280

280