|
Item |
Part Number |
Description |
|
1 |
MDC90-I01 |
Top Sub |
|
2 |
MDC90-I02 |
Valve Seal |
|
3 |
MDC90-I03 |
Check Valve |
|
4 |
MDC90-I04 |
Check Valve With Spring |
|
5 |
MDC90-I05 |
Steel Pad Ring |
|
6 |
MDC90-I06 |
Rubber Ring |
|
7 |
MDC90-I07 |
Valve Cover |
|
8 |
MDC90-I08 |
Valve |
|
9 |
MDC90-I09 |
Spring Type Straight Pins |
|
10 |
MDC90-I10 |
Check Valve Guide |
|
11 |
MDC90-I11 |
Internal Cylinder |
|
12 |
MDC90-I12 |
Piston |
|
13 |
MDC90-I13 |
Piston Case |
|
14 |
MDC90-I14 |
Guide Sleeve |
|
15 |
MDC90-I15 |
Rubber Block |
|
16 |
MDC90-I01 |
Spring |
|
17 |
MDC90-I17 |
Parallel Pins |
|
18 |
MDC90-I18 |
Pivot Bracket |
|
19 |
MDC90-I19 |
Driver Sub |
|
Technical Parameters |
|
|
Length( Less bit) |
796mm |
|
Weight( Less bit) |
20.0 kg |
|
External Diameter |
φ80.2mm |
|
Bit Shank |
MDC90-90/100/105/110/120/130 |
|
Hold Range (mm) |
φ90-φ130 |
|
Connection thread with drill bit |
φ54-6 |
|
Connection thread with drill rod |
M48X10X2P |
|
Working Pressure |
0.5-0.7Mpa |
|
Air Consumption (m3/min) |
5.5 |
|
Torque (J) |
120 |
|
Impact frequency |
>820 |
