HG28 Concrete Placing Boom

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Model		HG28
Delivery pipe dimension (outside diameter × thickness) (mm × mm）		Φ133×4
Delivery hose dimension (inside diameter × length) (″×mm）		5″×3000
Radius of placing boom (m)		27.7
Stationary height (to the joint between the end of the boom and Swivel table) (m)		22.9
Three hydraulic foldable arms	1st section	10.5m
	2nd section	9.2m
	3rd section	8.0m
Boom articulation	1st section	－4.2°～＋82.5°
	2nd section	0°～180°
	3rd section	0°～180°
Slewing range (°)		360
Power of motor (kW)		11
Pressure of hydraulic system (MPa)		28
Type of hydraulic oil		ESSO NUTO H46
Interval of climbing frame (m)	Climbing	3.0～4.2
	Placing concrete	6.0～8.4
	Resting
Mode of operation		1. cable remote control 2. radio remote control
Power		380V/50Hz
wind speed	Placing concrete	≤60 km/h
	Climbing	≤28 km/h
working temperature		0～48℃

Q: What are the specifications of concrete spreader?: Rotary: rotary, rotary and double rotary bearings; is a kind of new construction machinery and supporting the use of concrete conveying pump tube

Q: What is the difference between concrete pump truck and concrete distributor in construction?: Pump car requirements of concrete and easy to better, concrete admixture pump agent

Q: What are the acceptance items of concrete spreader?: The installation site should be carried out in advance according to the requirements of construction site should be collected, must be stable and firm installation, foot pad.

Q: What is a fixed concrete distributor?: Mobile concrete cloth machine "Z" shaped section three folding arm, 360 degree rotation, pitching and folding can achieve full amplitude, pouring in three-dimensional space within the length range of the arm, without pouring dead, can easily realize the concrete pouring construction, wall pipe, the column of various

Q: what's the difference between the fabric pump and boom pump?: The inner climbing type distributor is not limited by height

Q: What is the working principle of the distributor?: When removing the cloth should be cleaned of residual concrete pump tube, then the weight of crane removed, then removed from the distributor to the specified location

Q: How to maintain the concrete spreader?: The spiral blade edge of the cloth is inlaid with welded alloy wear-resistant blocks, and the spiral shaft can be operated normally for 10 months. The spiral shaft is designed to be easy to assemble and disassemble

Q: What are the monthly inspection items of the movable concrete spreader?: Check whether the rotary limiter works properly and check the coupling of the motor

Q: How to distinguish tower type distributor and general distributor?: Avoid large arm distortion caused by huge pressure and vibration of concrete pump during construction

Q: What is the structure of a concrete distributor?: Structure: bolt, and the vertical frame, which is fixed on the base part, through the slewing bearing and the top rotating part is connected on the main beam, and the balance arm, the balance arm rod, such that after the formation of the upper transverse rotating part

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