Classic Machined Plastic Sprockets (821SPT)
The Tower Crane is a fixed Crane and has to be mounted On-Site. The Tower Crane presents itself like a vertical metallic structure having a horizontal boom that can turn over an angle up to 360°. From his particular set up, the tower crane is ideal for all king of a high building or high structure construction.
Tower crane includes Hammerhead Tower Crane, Flat Top Tower Crane, luffing type tower crane. Derrick Crane is installed on a stationary foundation.
Tower Crane Building Tower Crane,Tower Cranes Products,Luffing Boom Tower Crane,Construction Tower Crane,Tower Crane Types SHEN YANG BAOQUAN BUSINESS CO., LTD , https://www.bq-cranes.com
Classic Machined Plastic Sprockets (821SPT)
Platic sprockets
Machined Sprockets
Conveyor Sprockets
1. Suitable for 821, HFP821, LBP821 series
2. Teeth: 19/21/23/25
3. High quality and factory price
Every chain has its corresponding sprocket which is very beautiful with good quality and competitive price.
Our products with good quality and reasonable price can be applied in many areas including
Can, crate, container, meat, beverage, dairy industries and so on.
ISO9001: 2000 certificated
We are one of the most competitive manufacturers in China on plastic conveyor chain and belts. The products have been exported to many countries including India, Australia, South Africa and so on.
Sprocket type
  Nr. of teeth
  Pitch diameter
Outside diameter
  BoreÂ
    H (mm)
    C(mm)
   DF(mm)
1-821-19-25
      19
    117.3
   116.3
25
1-821-19-30
30
1-821-19-35
35
1-821-21-25
      21
    129.3
  130.0
25
1-821-21-30
30
1-821-21-35
35
1-821-21-40
40
1-821-23-25
      23
   141.2
   141.9
25
1-821-23-30
30
1-821-23-35
35
1-821-23-40
40
1-821-25-25
      25
    153.2
  153.9
25
1-821-25-30
30
1-821-25-35
35
1-821-25-40
40