CGR

Casing

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

TECHNICAL DATA

Step bit and chevron 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

Internal/External draw

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

TECHNICAL DATA

Under reaming device

Bottom drive shoe

PUMA down the hole

TECHNICAL DATA

Extension rod

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

Friction welded rods

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

TECHNICAL DATA

Reinforced shoes

Insert KALS: for soft and medium/hard formations

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

SANDVIK down the hole

Casing shoe

Internal/External draw

Under reaming device

Bottom drive shoe

PUMA down the hole

Extension rod

Casing shoe

Friction welded rods

Reinforced shoes

Tooth rock bit and tungsten carbide insert rock bit