The double rollers crusher is widely used for secondary and fine crushing in the industry of mining, building materials, chemical industry, metallurgy and so on. It can crush materials in middle hardness such as rocks, ore, coke, lump coal, slag, glass, mineral slag, cement clinker, fireproof materials, and so on.

The motor drives the fixed roller and movable roller to work via reducer, V-belts or coupling. Materials are put into the space between the two rollers via the feed entrance. As the two rollers inward turning, the input materials are crushed, pressed, ground, and at last come out from the base of the machine.

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

Zhengzhou Berno Machinery Co., Ltd. is a high-tech Company which professional manufacturing the production of briquette production line equipment and mining machinery.
After 30years of development, Berno is now setting up branches, integrating engineering, trade, research and development, 
Zhengzhou Berno have modern standard workshops, as well as advanced technology and testing equipment. Extensively cooperating with coal research institutions and other research departments,  Now, 10,000-300,000 tons briquette production lines are renowned in domestic and foreign markets, Our products have been exported to Indonesia, Kazakhstan, Vietnam, North Korea, Egypt and other countries and regions. It is ideal equipment for briquetting mine power in the world market. 
We provides space planning and design, equipment installation and commissioning support.

Pre-sale services:

(2) Design and manufacture machines according to customer's special requirements
(3) The company is free of charge to the user on-site engineering and technical personnel planning site for the user to design the best processes and program.
 
 After-sale services :
(1) Arrange technicians to guide installation online or supply the installation video.
(2) If your machine is out of the warranty period, we will send you the spare parts charged few cost.

1. Are you manufacture or trading company?
We are direct manufacturer factory.
2. How long is your delivery time?
7-10 days for the stock, 15-30 days for the mass production.
3. What is your payment method?
30% deposit in T/T advance, 70% balance before shipment.
4. How long is the warranty? Does your company supply the spare parts?
One year. Spare parts for you at lowest cost.
5. If I need the complete crushing plant can you help us to build it?
Yes, we can help you set up a complete production line and give you related professional advice. We had already build many mining projects in China & Overseas.