Feeder Breaker Chain – Style JKB

Feeder breakers are primary crushers with pick mounted roll crushers combining with a chain conveyor. They are designed to act as first phase crushers of mined mineral including coal, limestone, potash, gypsum and PET coke down to a suitable size for continuous transport. They can be either mobile or static machines and employ a variety of “running gear“.


Feeder Breaker Chain – Style JKB

Feeder Breaker Chain – Style JKB

Chain Number

Pitch

Chain Width

Inside
Width

Pins

Bushings

Sidedbars

Attachments

Approx.
Weight

Overall

Diameter

HTC

Diameter

HTC

Thickness

Height

HTC

F1

L

D6

D5

T

H

F3

F2

K

b

M

D

inches

lbs/ft

JKB3075/D3X4

3.075

3.44

1.31

0.68

C

1.25

C

0.38

1.50

T

2.06

4.94

0.67

0.63

0.50

0.25

4.6

Heat Treatment code (HTC)
T – Hardened and Tempered
C – Case Hardened
I – Induction Hardened