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Roll crusher is also called double roll crusher, double teeth roll crusher etc. Material is crushed by squeezing and fracturing of the machine. Teeth or groove are usual on roller surface in order to increase fracturing effect. The surface of roller crusher are made of high manganese steel, which can stand up to heat treatment. The roll crusher has reasonable structure.So it is compact and portable. The double roller crusher usually crush materials whose compression strength is not more than 160MPa. And the discharging size is adjustable.Roll crusher works reliably and also has great production capacity.

Technical parameter
Model | Inlet size(mm) | Outlet size(mm) | Capacity(t/h) | Power(KW) | Size(L*W*H)MM |
2PG400*250 | <35 | 0-8 | 2-10 | 5.5kw*2 | 2150*980*800 |
2PG610*400 | <65 | 2-20 | 5-20 | 15KW*2 | 3510*1420*1030 |
2PG800*600 | <80 | 2-25 | 12-45 | 22KW*2 | 4505*1780*1320 |
This parameter only show few model of two roller crusher.
In order to select suitable model of roller crusher for you,please let us know:
1.What is your material to be crush?its density(g/cm3)?partical size(mm)?
2.What is the outlet material size do you want?(mm)
3.What is the capacity per hour do you need?(t/h)



Between the two rollers, there are wedge-shape or gasket adjusting device. There are adjusting bolts on the top of the wedge device. When the adjusting bolts lift the wedge upwards, the wedge pushes movable roller away from the fixed roller. So the gap between two rollers becomes large and the discharging size is big. When the wedge moves downwards, gap between two rollers becomes small under the influence of pressure spring. Discharging granularity is small accordingly.
The particles are drawn into the gap between the rolls by their rotating motion and a friction angle formed between the rolls and the particle, called the nip angle. The two rolls force the particle between their rotating surface into
the ever smaller gap area, and it is fractured by the compressive forces produced by the rotating rolls.
Double roll crusher applies to cement, chemical industry, electric industry, metallurgy, construction, refractory material etc. It is usually used in middle and fine crushing stage to crush medium hardness materials including limestone, furnace slag, coke, coal, steel slag and so on.



1.Compact structure, reliable performance
2. Low noise and high efficiency
3. Easy to install and only need simple foundation
4. It can adjust the pressure and size easily, and can be made to meet the customer's request
5. Self-protection, the parts can not be damaged when hard materials such as the metals goes into the crushing cavity
6. Low attrition rate and easy to maintain




Founded in 1999, Xinxiang First Vibration Machinery Factory Co., Ltd. is located in Xinxiang, Henan Province. We are a professional enterprise engaged in the manufacture and sale of vibration machinery and mining machinery. We can supply a wide range of products to meet ever-changing market demands. Customized orders are welcomed.
Our main products: heavy and light type vibrating screen, conveyor, elevator, feeder, milling machine, crushing machine, blending machine, vibrating fluid bed dryer, etc.
Our company insists on the principle of "Clients' Benefits First". We are increasingly increasing our international market share based on quality products, excellent services, reasonable prices and timely delivery. Please contact us at any time for more information.




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