Code of

Material

Density

(g/cm³±0.1)

Coercive

Force (KA/M)

Hardness

(HRA) ± 0.5

Flexural

Strength (Mpa)

Application

- Used for asphalt pavement millng bit.

- Suitable for harder rock boring machine bit, with good impact resistance.

- Used for cemented pavement milling bit

- Used for medium-hard rock boring machine bit, with good abrasion resistance.

- Suitable for large diameter DTH drill bit, drilling into very hard rock formation..

- Used for three-roller bit, drilling into medium-soft rock formation, with long service life.

- Used for hob alloy and disc slitter alloy for soft rock formation use.

- Used for three-roller bit, drilling into medium-hard rock formation, with good abrasion resistance.

- Used for hob alloy and disc slitter alloy for medium-hard rock formation use.

- Suitable for harder rock tunneling pick.

- Used for cement pavement milling bit.

- Used for three-roller bit, drilling into hard rock formation, with good impact resistance.

- Used for hob alloy and disc slitter alloy for hard rock formation use.

- Various types of alloys for subway shield machine’s cutter use.

- Rock-breaking hob alloy, mainly for pile foundation excavation of harder formation and shaft construction of metal mine.

- Roll press alloy nail column for metal mine use, with good impact toughness.

2900

- Rock-breaking hob alloy, mainly for pile foundation excavation of harder formation and shaft construction of metal mine.
- Roll press alloy nail column for metal mine use, with good abrasion toughness.