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9 7/8 Inch 251mm Mining Tricone Bit

Regular sizes: 7 7/8", 8", 8 7/8", 9", 9 7/8", 10 5/8", 12 1/4"
IADC 435/535/545/615/635/725/845

  • SOLLROC
  • SC-TRICONE
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Product Description

SOLLROC 9 7/8" (251mm) TCI Tricone bit

Diameter: 9 7/8" (251mm)

IADC code: 435/545/635/735/845

Applications: For soft hard to hard formation (Hardness  F=7 - 18) 


9 7/8" 251mm tricone bit details:

IADC

Applications

Parameters

Weight

Operating

WOB/RPM

lbs

kg

435

 

Soft formations with low compressive strength.

Hardness F=7

Inner row: Chisel

Gage row: Ballistic

Gage bevel protection: Wear-resistance carbide

143

65

9880-19750 lbs

120-90 rpm

545

Soft formations with low compressive strength.

Hardness F=9

Inner row: Ballistic

Gage row: Chisel

Gage bevel protection: Wear-resistance carbide

143

65

19750-49380 lbs

110-80 rpm

635

Middle-hard formations with high compressive   strength.

Hardness F=11

Inner row: Ballistic

Gage row: Spherical

Gage bevel protection: Wear-resistance carbide

143

65

29630-59250lbs

100-60 rpm

735

Hard and abrasive formations with high compressive   strength. Hardness F=15

Inner row: Semi-Ballistic

Gage row: Spherical

Gage bevel protection: Wear-resistance carbide

143

65

39500-691300lbs

90-60 rpm

845

Extreme hard and abrasive formations with high   compressive strength.

Hardness F=18

Inner row: Spherical

Gage row: Spherical

Gage bevel protection: Wear-resistance carbide

143

65

49375-729000lbs

80-50 rpm


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+86 731- 85551632
No.55 Jiucaiyuan, Wenyi road, Furong District, 410001, Changsha, Hunan, China

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