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 Ⅱ 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 (-20℃ low-temperature start-up) and forced air-cooled heat dissipation (50℃ stable 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 - screening” integrated sand making, and shortening the investment return cycle to 10 months.
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).
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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 |