Pneumatic hammer drilling crown
Designation «PHDC»
Пример
115 (4 ½)–1–12–DHD340A–2024–6–М0002
115 (4 ½)
PHDC diameter,
mm (inch);
от 85 (3 3/8) до 203 (8)
DHD340A
Type of shank (for submerged air hammer)
COP 32 (COP 32);
COP 34 (COP 34);
COP 42 (COP 42);
DHD 3.5 (TD 35, DHD 3.5);
DHD 340А (СОР 44, DHD 4);
DHD 350R (СОР 54, DHD 5);
DHD 360 (СОР 64.2, DHD 6);
QL 40 (QL40);
QL 50 (Fusion 50, QL 50, TD 50, COP 54 GE);
QL 60 (Fusion 60, QL 60, TD 60/65/70, COP 64 G)
2024
Steel grade:
-18241 (18Х2Н4МА);
-20131 (20ХН3МФА);
-2024 (20Х2Н4А);
6
Carbide grade
6 - ВК6;
10 - ВК10К;
15 - ВК15;
1
The shape of the carbide tooth:
1. Spherical
2. Ballistic
12
The first number is the shape of the front (working) surface,
0 - concave (soft and medium-hard rocks)
1 - flat (medium and hard rocks)
2 - convex (soft rocks)
12
The second number is the number of purge channels,
in this case "2"
M0002
Product number for ordering