CGR

Casing

Intermediate tube material: N80
Muff material: 42CRMO4 - With nitrogenization

TECHNICAL DATA

Step bit and chevron bit

Friction welded rods

Middle pipe material: API5D S135(RM N/mm2 1050 - 1150)
Tool joint material: 42CRMO4 - with nitro carburization

TECHNICAL DATA

Tooth rock bit and tungsten carbide insert rock bit

SANDVIK down the hole

TECHNICAL DATA

Casing shoe

Body material: DIN 239 (ST.52.3 WIREDRAWN)
G2 Insert: for tender formation, medium and reinforced concrete
Insert KAL: for tender formation
K1 Insert: for hard formation

TECHNICAL DATA

Bottom drive shoe

Reinforced shoes

Insert KALS: for soft and medium/hard formations

TECHNICAL DATA

Casing shoe

Body material: DIN 239 (ST.52.3 WIREDRAWN)
G2 Insert: for tender formation, medium and reinforced concrete
Insert KAL: for tender formation
K1 Insert: for hard formation

TECHNICAL DATA

Under reaming device

PUMA down the hole

TECHNICAL DATA

Extension rod

Internal/External draw

External/Internal draw material: 42CRMO4 - Hardened and tempered with nitrogenization

TECHNICAL DATA

CATALOGUE | CONSOLIDATION

Simple system

Simple system with rock bit

Under reaming system

bottom drive shoe system

EQUIPMENT

Casing

Step bit and chevron bit

Friction welded rods

Tooth rock bit and tungsten carbide insert rock bit

SANDVIK down the hole

Casing shoe

Bottom drive shoe

Reinforced shoes

Casing shoe

Under reaming device

PUMA down the hole

Extension rod

Internal/External draw