Carbide Rolls

Tungsten Carbide rolls

The new generation of high-speed wire and rod composite roll is made from ZHUZHOU LIZHOU CEMENTED CARBIDE CO.,LTD mainly used in the front frame of deformed steel bar and bar mill,which is using a new generation of high-speed wire rod and hot roll material can significantly reduce the change slot and roll changing times, also reduce labor intensity and improve labor productivity,improved surface quality and lumber rolled percentage,thereby obtaining a significant economic benefit.


Recommended grade: LR30/LR40/ LR45/L55/LR60

 Grade

Chemical Composition

Density

Hardness

Bending Strength

WC

Bindingphase

g/mm3

HPA

N/mm2

LR30

83.50

14.28

14.00

86.0

2360

LR40

82.50

17.00

13.75

85.5

2400

LR45

81.00

19.00

13.65

84.5

2250

LR55

79.50

25.34

13.20

84.0

2400

LR60

79.00

28.50

12.90

83.0

2200

Size:

Type

 Dimension

D

d

H

HR-156×94×70

156

92

62

HR-156×87×62

156

87

61

HR-158.8×87.32×62

158.8

87.32

62

HR-170.66×95×70

170.66

95

70

HR-170.66×95×57.35

170.66

95

57.35

HR-180×87.32×72

180

87.32

72

HR-180×120.65×72

180

120.65

72

HR-210.5×120.65×72

228.3

120.65

72

HR-212 ×120 ×60

      212      120       60

HR-228.3×126×72

228.3

126

72

HR-228×135×72

228

135

72

HR-228×130×72

228

130

72

HR-228.34×130×44.476

228.34

130

44.476

HR-285×160×95

285

160

95

HR-285×160×70

285

160

70

HR-300×160×70

300

160

70

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