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PJ Hydraulic Open Box Sand Making Machine

Application Areas: It is suitable for various hardness and types of rocks, such as granite, limestone, basalt, pyroxene, etc.; it can also crush iron ore, copper ore, gold ore, bauxite and so on.

10mm
Feed Size
37-315KW
Motor Power
30-300T/H
Capacity
PJ Hydraulic Open Box Sand Making Machine
60S Quick response
30 min Technical reply
24h design proposal
365 days to receive service needs
PJ Hydraulic Open Box Sand Making Machine

Hydraulic open box sand making machine is specially designed for high-precision sand making optimization, equipped with hydraulic open box device, one key to open and close the machine shell (opening and closing time 3 minutes), quick access to the rotor and throwing head. The core adopts deep-cavity rotor (linear speed 75-90m/s), with combined wear-resistant throwing head (tungsten-titanium alloy, life expectancy 800 hours), maximum feed 100mm, handling capacity up to 30-350t/h, fineness modulus of the finished sand 2.2-3.0 adjustable, rounded grain shape (needle flake content <8%), gradation continuously meets the national standard class sand standard. Intelligent control system monitors bearing vibration and motor power in real time, automatically adjusts feeding volume and rotor speed, sand and stone powder content is controlled by one key (5-15% range), and the qualified rate of finished products is 95%. Modular design supports 15-minute single-piece replacement of the throwing head, hydraulic drive lubrication system (-20low-temperature start-up) and forced air-cooled heat dissipation (50stable operation), suitable for high hardness materials such as granite, pebbles, etc., and the power consumption of a single ton is as low as 1.8kW-h. It can be equipped with frequency converter feeder or multi-stage screening module to realize the integrated sand making system crushing - shaping - screening, which is a good choice for investment. It can be equipped with frequency converter feeder or multi-stage screening module, realizing crushing - shaping - screeningintegrated sand making, and shortening the investment return cycle to 10 months.

Product Advantage

Product Advantage

Hydraulic open box sand making machine core advantages


 1: 3-minute hydraulic quick inspection technology:

Equipped with hydraulic opening system, the machine shell can be opened and closed with one key (opening and closing time ≤ 3 minutes), and the rotor and throwing head can be quickly overhauled without removing the bolts, and the downtime maintenance time is reduced by 80%.


2: High-precision sand regulation:

Deep cavity rotor (line speed 75-90m/s) combined with multi-stage impact angle optimization, finished sand fineness modulus 2.2-3.0 stepless adjustable, needle flake content <8%, gradation continuous compliance rate ≥95%.


3: Intelligent powder control system:

Real-time monitoring of stone powder content, through the wind selection module and frequency conversion feeding linkage, a key to adjust the powder content of the finished product (5-15%), matching commercial concrete, dry mortar and other different sand needs.


4: Super wear-resistant combination throwing head:

Adopting tungsten-titanium alloy+silicon carbide composite lining layer (life expectancy ≥800 hours), modularized snap design, replacement of a single piece takes only 15 minutes, and the annual maintenance cost is reduced by 50%.


5: All-weather operation guarantee:

-20℃ low-temperature pre-lubrication system and 50℃ forced air-cooled heat dissipation, the stability of continuous operation under extreme working conditions reaches 98%, suitable for high hardness materials (compressive strength ≤350MPa).

Crushed product size

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Working Principle

Working Principle

Working Principle of Hydraulic Open Box Sand Making Machine: The materials are evenly fed into the high speed rotating deep cavity rotor (linear speed 75-90m/s) through vibrating feeder, and the centrifugal force will throw the stone materials to the peripheral guard plate and the combined casting head, which will strengthen the collision and grinding between the particles and realize the plastic crushing of “stone hitting stone”. The finished sand enters into the air separation system after the bottom grate screening, the frequency conversion fan regulates the strength of the airflow, separates the stone powder (the rate of powder content is adjustable from 5-15%), and the clean sand particles are output through the main conveyor belt. Intelligent central control monitors the motor current, bearing vibration and finished product size in real time, and dynamically adjusts the feeding speed and rotor speed to ensure that the fineness modulus is stabilized at 2.2-3.0. Hydraulic opening structure opens and closes the machine shell with one key (completed in 3 minutes), supports the rapid maintenance and replacement of the casting head, and is combined with the low temperature lubrication of -20℃ and the air-cooled heat dissipation of 50℃, which is suitable for the continuous sand production of high hardness materials, such as granite, basalt, etc., with a capacity of 50-350t/h. The finished round sand is produced at a temperature of -20℃ and a temperature of 50℃. It is suitable for continuous sand making of granite, basalt and other high hardness materials, with a processing capacity of 50-350t/h, finished product roundness ≥92%, and energy consumption of single machine as low as 1.8kW-h/ton.

Specification

*The output will vary according to different materials, feed particle size and other factors

Model

Feeder Size(mm)

Feeder Opening Size(mm)

Discharging Size(mm)

Adjustable Size of Discharge Opening(mm)

Capacity(t/h)

Power(kw)

PJ800×400

≤120

400×185

≤5

5-20

20-45

37-45

PJ800×600

≤180

500×250

≤5

5-20

35-55

45-55

PJ800×800

≤180

550×330

≤5

5-20

35-65

45-55

PJ1010×1010

≤180

1000×350

≤5

5-20

45-75

55-75

PJ1200×1000

≤180

1200×400

≤5

5-20

70-110

90-110

PJ1200×1200

≤180

1200×450

≤5

5-20

90-120

110-132

PJ1400×1400

≤190

1500×500

≤5

5-20

100-150

160

PJ1600×1600

≤190

1600×550

≤5

5-20

170-250

250

PJ1800×1800

≤190

1800×800

≤5

5-20

250-310

315




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