Tower Crane for Sale

The QTZ series of tower crane, ranging from QTZ20 to QTZ160 , is one Aimix Group’s leading products. QTZ tower crane is famous for its large operating ranges, varied working methods and wide uses. This series of tower crane has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism. It is original in design, reliable in operation and satisfactory in shape. Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency. They can be widely used for the construction of high-rise hotels, residential buildings, industrial buildings, large-span factory buildings and tower-like buildings like tall chimneys.

The tower crane is equipped with all kinds of reliable safety devices, such as hoisting height limiter, slewing range limiter and multifunctional limiter to control the load moment, hoisting capacity and trolley traveling range. Its PLC (Programmable Logic Controller) unit can diagnose the cause of breakdowns. Its Safety Monitoring System (also known as Black Box) displays the data of working radiuses, heights, moments and weights.

As a China-based professional hopper concrete mixing plant manufacturer and supplier, we at Aimix also provide screw conveyor, concrete mixer truck, concrete block making machine, concrete mixing plant and cement silo, etc. All our products are manufactured strictly according to the ISO9001 quality management system, resulting in reliable quality, so you can feel secure in choosing our construction machinery. Due to their reliable performance, our products are highly sought after by customers from Morocco, Yemen, Botswana, Libya, Zambia, Nigeria, and other countries. For more information about any of our products, please feel free to contact Aimix via email or at the contact addresses available on this website.

Type QTZ 20 QTZ  31.5 QTZ                 40
QTZ40 -4708 QTZ40  -4808 QTZ50  -5008
Hoisting moment(KN.M) 200 315 400
Jib length(m) 2.5 ~ 30 2.5 ~ 38 2.5 ~ 47 2.5 ~ 48 3 ~ 50
2.5 ~ 39
2.5 ~ 42
2.5 ~ 43
Max./Min. load(t) 2 / 0.63 3 / 0.766 4 / 0.8 4 / 0.71 4 / 0.81
3 / 0.734
3 / 0.67
3 / 0.647
Height Free standing(m) 26 28 25 28 25 28 29.7 30
Anchoring(m) 50 70 100 90 100 120
Hoisting Speed (m/min) 25 / 125 7 / 21 / 42 8 / 34 / 52
4 / 17 / 26
6.7 / 33.5 / 67–
3.5 / 16.7 / 33.5
Slewing Speed (r/min) 0.7 0.45 / 0.7 0-0.6 0-0.7
0.46 / 0.7
Trolleying Speed (m/min) 26 33 33 / 16.5 38.6 / 25.2
33/16.5
Mast  Section Angel steel seamless tube Angel steel seamless tube Angel steel seamless tube Angel steel
Jib Upper chord Seamless tube Seamless tube Seamless tube
Lower chord V – steel V – steel V – steel Square tube

Type QTZ63 5510 QTZ80
QTZ63  -5010 QTZ63       -5013 QTZ80       -5511 QTZ 80                 -5512
Hoisting moment(KN.M) 630 760 710 720 800
Jib length(m) 3 ~ 50 2.5 ~ 50 3 ~ 55 3 ~ 55 3 ~ 55
Max./Min. load(t) 5 / 1.095 6 / 1.3 6 / 1.032 6 / 0.197 8 / 1.2
Height Free standing(m) 35 40 40.8 41.3 46
Anchoring(m) 120 140 151 151 150
Hoisting Speed (m/min) 11.7/39 /78–
5.85 / 11.7/39
8.5 / 40 / 80–
4.25 / 20 / 40
80 / 41 80 / 40 / 8 —
80.36 / 41.05
80 / 40 / 20
Slewing Speed (r/min) 0-0.7 0-0.6 0 – 0.64 0 – 0.64 0 – 0.6
Trolleying Speed (m/min) 38.6 / 25.2 44 / 22 44 / 22 44 / 22 60 / 30 / 10
Mast  Section Angel steel Angel

steel seamless tube

Angel steel Square tube Square tube
Jib Upper chord Seamless tube Square tube Square tube
Lower chord V-steel or square tube Square tube

Type QTZ125 QTZ160
QTZ 125     -6014 QTZ 125     -6018
Hoisting moment(KN.M) 1250 1250 1600
Jib length(m) 3.1 ~ 60 3 ~ 60 3.4 ~ 65
Max./Min. load(t) 8/1.4 10 / 1.803 10 / 1.6
10 /1.4
Height Free standing(m) 46.2 50 46.2
Anchoring(m) 161 180 161 -200
Hoisting Speed (m/min) 105 / 53 / 26 104 / 52.05 100 / 50 / 25
80 / 40 / 20
Slewing Speed (r/min) 0 – 0.8 0.61 0-0.6
Trolleying Speed (m/min) 54 / 27 / 8.1 58.6 / 29.3 /8.79 60 / 30 / 9.5
Mast  Section Square tube Square tube Square tube
Jib Upper chord Round steel Square tube Square tube
Lower chord Square tube

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