1． Steel pipe inner wall shot blast machine serve as cleaning away the scale and rust, which can get the primitive surface with certain rough degree.

2. Parameters of cleaned workpiece

2.1． Length(mm): 19200

2.2． Diameter of the pipe ￠500-￠2200

3. Technology Features:

3.1． It can clean the 1 steel pipe at the same time .

3.2 Range of cleaning speed: 0.5～3.5 m/min (Stepless speed adjusted according to the diameter)

3.3． Shot quantity of the impeller unit: ≥300－800 kg/min

3.4．Power of the hydraulic station: ≥110kW

3.5 Quantity of the impeller unit: Two sets.

3.6 Quantity of the bucket elevator: ≥90 t/h

3.7 Lift speed: ＞1.2m/s

3.8 Power of the bucket elevator: ≥7.5 kW

3.9 Seperating quantity of bucket elevator: ≥90 t/h

3.10 Air speed in the seperative zone: 4, 000-5, 000mm/s

3.11 Conveying quantity of the conveyor: ≥90t/h

3.12 Power of the conveyor:4 kW

3.13 Small dust collect required ventilation capacity : 5000 m³/h Power of the fan:5.5kW

Power of the fan:1１０kW＊３

3.14 Blast wheel transport system

Transport speed at steel pipe diameter is 1 meter :0～2m/min(Frequency conversion)

Reducer power : 3kW

3.15steel conveying flatcar

Transport speed :0～20m/min(Frequency conversion)

Reducer power : 2.2kW*3

3.16 Belt conveyor abrasive supply system

abrasive supply capacity: 200－900kg/min

Reducer power : 2.2kW

3.17 Pipe rotation system

Rotation speed :0～5m/min(Frequency conversion)

rotation power: 4kW*3

High temperature resistant pu tire

3.18 moveable sealing room

Move speed :20m/min

Reducer power : 2.2kW

3.19 Steel pipe hydraulic loading and unloading system

3.20 Total power: approx : 466.5kW

3.21 Diameter of the shot ball : 0.8-1.5mm

3.22 Conveying car Largest loading capability: ≥50000kg

3.23 Surface quality cleaned: get GB8923-88, A-B , Sa2.5 level.

3.24 Air consumption in compressed air: about 20m³/h

3.25 Pressure of compressed air: 5-6kg/cm²

3.26 Can manual and automatic operation and free switch each other