About Us

MINEVIK Machinery is a leading and pioneering enterprise with the most advanced international level in R&D, manufacturing and selling of large-scale crushing & screening plants and beneficiation plants.

large-scale crushing & screening plants and beneficiation plants.

All of our equipment have got ISO international quality system certification, European Union CE certification and Russian GOST certification.

  • In central China-Zhengzhou, covering 140 thousand square meters
  • Win-win cooperation and create more value to customers
  • Exported large quantities and high-end mobile crushing plant and milling equipments to Russia, Kazakhstan, Indonesia, Ecuador, South Africa, Nigeria, Turkey more than 100 countries .

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Our Products

AS a leading global manufacturer of crushing and milling equipment, we offer including quarry, aggregate, grinding production and complete stone crushing plant. We also supply individual crushers and mills as well as spare parts of them.

Services

Our goal is to guarantee the excellent operation equipment with high safety for our customers and minimize the downtime of the machine by predictive maintenance. Kefid service and original accessories can be 100% trusted at the time of maintenance.

SERVICE AND SUPPORT

Minevik service and original accessories can be 100% trusted at the time of maintenance.

ACCESSORIES CENTER

striving to enable customers to get the parts in the nearest place.

SALES MARKET

Our sales market is spread all over more than 100 countries and regions

how to calculate productivity of rock breaker

How to calculate productivity of construction equipment

How to calculate productivity of construction equipment like excavator, dozer, rock breaker, riper.. Answer / vinod k I think 75% efficiency is correct as excavation of soil itself takes time & depends upon the area where excavation is to be done, if the excavation area is mix of soil & rocks then efficiency will be less & No. of cycles/hr will

Montabert: Productivity and Performance | Premier Rock

Feb 28, 2017· Premier Rock Machinery (PRM) has been an accredited Montabert dealer since 2012. They provide a choice of Montabert’s renowned breaker range and its adaptation on all brands of carriers, advice to help you to achieve the best performance and assistance with optimisation of breaker operating cost and life span.

(PDF) 2/11/2014 How to Calculate Excavator Productivity

Feb 11, 2014· How to Calculate Excavator Productivity By John London, eHow Contributor The methodology of calculating the productivity of an excavator emerged together with the first excavator machines. Essentially, excavator productivity is typically measured by the volume of loose or rock soils the machine can displace in a hour of continuous operation.

Earth moving Equipment function and standard Productivity

Feb 16, 2013· Earth moving Equipment are used in the construction projects, in order to prepare a plan and time schedule for such activities you should be aware of different types of Earth moving Equipment and the productivity for each Equipment (how much cubic meter of soil can be moved or excavated in a certain amount of time or how fast material can be transported).

Hydraulic Hammer & Breaker Sizing Guide | Gorilla Hammers

This is optimum production. If the operator has to re-position the breaker towards the edge of the rock and gradually downsize the material, production rate slows down. To assess what size of breaker will effectively handle this application, the size and hardness of the material must be known.

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Hydraulic Rock Breaker Montabert

Hydraulic Rock Breaker XL Range Overview | Montabert | 3 XL1000 XL1300 XL1700 XL1900 XL2600 Carrier weight range (min max) t 11 17 15 22 18 28 21 31 28 38 Breaker operating weight kg 980 1,285 1,660 1,900 2,670 Oil flow range (min max) l/min 70 120 90 140 100 150 120 180 150 240 Frequency bpm 750 600 520 540 550 Operating pressure (max) bar 170 180

Circuit Breaker Breaking Capacity Calculator [With Formula

Circuit breakers breaking capacity is the rated RMS value of current that a CB can break at the rated voltage. List of Contents1 Calculator2 Formula3 Calculations – Solved Examples4 Frequently asked questions Calculator Formula Breaking capacity (B.C) = 1.732 * V * I * 10-6 Where 1.732 = √3 represents a multiplier for three phase circuits []

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Dozers Graders Scrapers Loaders Excavators Cranes

Step 5: Make sure it is in the right units of production ex. BCY, CCY, LCY per hour. use the shrinkage or swell factor given to calculate or use tables. Dozer Trick of Trade #2: To determine how much time is need to complete the job Total time (hours) = Q / (P x N) where Q = quantity of material to be moved P = hourly production rate per dozer

How to calculate productivity of construction equipment

How to calculate productivity of construction equipment like excavator, dozer, rock breaker, riper.. Answer / vinod k I think 75% efficiency is correct as excavation of soil itself takes time & depends upon the area where excavation is to be done, if the excavation area is mix of soil & rocks then efficiency will be less & No. of cycles/hr will

(PDF) 2/11/2014 How to Calculate Excavator Productivity

Feb 11, 2014· How to Calculate Excavator Productivity By John London, eHow Contributor The methodology of calculating the productivity of an excavator emerged together with the first excavator machines. Essentially, excavator productivity is typically measured by the volume of loose or rock soils the machine can displace in a hour of continuous operation.

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Hydraulic Breaker Owner s Manual Rock Breakers Inc.

Medium sized breakers 1,500-4,000 ft·lb class (2000-5400 joule) are used in both concrete and rock applications with limitations on the size and amount of material to be broken. Large Breakers Larger breakers greater than the 4,000 ft·lb class (5400 joule) are typically used in hard rock, high production applications. Breaking Oversize

Rate Analysis of Excavation in Earthwork -Calculate

Rate analysis of excavation in earthwork is the measure of quantity of excavation to be carried out, the cost of equipment, machineries and labors required.

Estimation of Impact Loads in a Hydraulic Breaker by

The hydraulic breaker operates by converting the energies of the hydraulic pressure and nitrogen gas into the kinetic energy of the striking pistons. The kinetic energy is then delivered to the rock via the chisel, thereby breaking it. The hydraulic breaker in this study strikes the steel plate (Figure 6(b)) to create uniform impact loads. The

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Hydraulic Rock Breaker Montabert

Hydraulic Rock Breaker XL Range Overview | Montabert | 3 XL1000 XL1300 XL1700 XL1900 XL2600 Carrier weight range (min max) t 11 17 15 22 18 28 21 31 28 38 Breaker operating weight kg 980 1,285 1,660 1,900 2,670 Oil flow range (min max) l/min 70 120 90 140 100 150 120 180 150 240 Frequency bpm 750 600 520 540 550 Operating pressure (max) bar 170 180

Tips and technologies for hydraulic breaking : Pit & Quarry

Jun 08, 2014· While performance of a breaker has traditionally been measured by the tons of rock per hour, says Stephane Giroudon, strategic account sales manager for Doosan, a breaker’s cost per ton is quickly becoming the industry standard.One of the easiest ways to keep your tool’s cost-per-ton ratio low is to identify technologies that help reduce the effects of the constant beating breakers take in

How to use a rock breaker.

More details visit: http://www.techtrixinfo/Plz Join Our Face Book Page.http://www.facebook/pages/TechTrixInfo/271447906234307

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Hydraulic Rock Breaker Montabert

production and up-time. Automatic frequency adjustment Montabert premium heavy breakers can automatically adjust their working frequency depending on the ground hardness. They will always deliver the perfect blow for every rock type . This results in improved productivity, no wasted energy and ensures optimum power recovery for the next stroke.

Hydraulic Breakers, Rock Breakers, Hydraulic Breaker

Our hydraulic breaker offering is the most comprehensive on the market. Whether you are working with demolition, recycling, mining, construction, or quarrying – we have the rock breaker giving you the highest productivity, achieving low operating costs, keeping productivity high.

Dig Into Excavator Productivity | For Construction Pros

Jan 05, 2011· "The most important thing an operator can do to maximize the productivity of any machine is to know the equipment, and that starts with reading the operator's manual," says Brittain.

Breakers, Booms, Demolition Tools & Rock Breaker

Our comprehensive rock breaker series, demolition tools and booms enhance the safety, productivity and profitability of crushing operations in mines and quarries around the world. We deliver complete bespoke equipment packages to meet your specific needs. The entire range has been developed based on years of research, experience and customer

Impact Energy Measurement of a Hydraulic Breaker

A hydraulic breaker for construction machinery generally used for the destroying and disassembling of buildings, crashing road pavement, breaking rocks at quarry and so on. So the measurement of the impact energy of a hydraulic breaker is very important thing to prove its capability to manufacturers and customers. In this study, the test system for measuring the impact energy of a hydraulic

Hydraulic Hammers from Indeco-Breakers

When it Comes to Fuel-Saving Hydraulic BreakersThe Choice of Pros is INDECO!! Big or small, cities or quarries, no matter what or where the demolition or excavation application is, when it comes to breaking rock, concrete or other materials, the pros continually turn to Indeco North America for the toughest, most reliable hydraulic breakers in the business.

Dig Into Excavator Productivity | For Construction Pros

Jan 05, 2011· "The most important thing an operator can do to maximize the productivity of any machine is to know the equipment, and that starts with reading the operator's manual," says Brittain.

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Hydraulic Rock Breaker Montabert

Hydraulic Rock Breaker XL Range Overview | Montabert | 3 XL1000 XL1300 XL1700 XL1900 XL2600 Carrier weight range (min max) t 11 17 15 22 18 28 21 31 28 38 Breaker operating weight kg 980 1,285 1,660 1,900 2,670 Oil flow range (min max) l/min 70 120 90 140 100 150 120 180 150 240 Frequency bpm 750 600 520 540 550 Operating pressure (max) bar 170 180

Estimation of Impact Loads in a Hydraulic Breaker by

The hydraulic breaker operates by converting the energies of the hydraulic pressure and nitrogen gas into the kinetic energy of the striking pistons. The kinetic energy is then delivered to the rock via the chisel, thereby breaking it. The hydraulic breaker in this study strikes the steel plate (Figure 6(b)) to create uniform impact loads. The

Impact Energy Measurement of a Hydraulic Breaker

A hydraulic breaker for construction machinery generally used for the destroying and disassembling of buildings, crashing road pavement, breaking rocks at quarry and so on. So the measurement of the impact energy of a hydraulic breaker is very important thing to prove its capability to manufacturers and customers. In this study, the test system for measuring the impact energy of a hydraulic

How to Calculate Subpanel Loads

To calculate the breaker size, simply divide the adjusted wattage by 240 volts to find the rated amperage needed for your subpanel. Often, the result is not a common circuit breaker size. and you can simply round up to the next higher size of the breaker. For example, if the load calculation comes out to 48 amps, you should use a 50-amp breaker

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Hydraulic Rock Breaker Montabert

production and up-time. Automatic frequency adjustment Montabert premium heavy breakers can automatically adjust their working frequency depending on the ground hardness. They will always deliver the perfect blow for every rock type . This results in improved productivity, no wasted energy and ensures optimum power recovery for the next stroke.

Breaker tools — Sandvik Mining and Rock Technology

Choosing the right tool for the job will have a major impact upon the power and productivity of your Sandvik breaker. Correctly matching the right tool to the job application is critical to achieving the highest level of production with lowest possible operating costs.

How to Determine How Much Rock You Need for a Driveway

Dec 10, 2018· How to Determine How Much Rock You Need for a Driveway. Rock driveways provide excellent erosion control. Crushed gray rock or gravel is the

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EARTHMOVING PLAN YAMAZAKI

5.Estimate Production 5.1 Working Ability of a Equipment 5.2 Volume Change Characteristics of Soils 5.3 Fleet Production 5.4 Productivity of Combination Work by oneself 6.Workability and Soil Condition 6.1 Trafficability 6.2 Excavatability 6.3 Ripperability

Construction Attachments Excavator Hydraulic Breakers

A useful tool, a hydraulic breaker is a powerful percussion hammer fitted to an excavator for demolishing concrete structures or rocks. The hydraulic breaker is powered by a hydraulic feed from the excavator, and is also known as a Rock Breaker, Hydraulic Hammer, and a Hoe Ram.

Breaker Technology // Rockbreaking Resources

Your resource for rockbreaking equipment such as hydraulic breakers, rockbreaker systems, mechanized scalers and hydraulic demolition attachments. Breaker Technology // Rockbreaking Resources Canada & International: 519.599.2015 // US: 951.369.0878

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H BLASTING IN SURFACE EXCAVATION

Or B = 25D to 30D for hard rock B = 30D to 35D for medium rock B = 35D to 40D for soft rock Spacing (S) : This is the distance in metres between adjacent blastholes and is measured perpendicular to the burden. Usually the relation between drilled burden and spacing is: S = 1 to 1.8B The above definition is best described by the Figure 1.

Excavation calculator: cost and volume | JustCalc

This is the free online excavation calculator, intended to define and estimate the planned volume of the earthwork of the construction pit carried out for the foundation of a house or another building, French drain of a villa, trench needed to establish the sewage system of a house, swimming pool, reservoir, for water supply piping and other.

Productivity

Dec 23, 2020· Productivity is the key source of economic growth and competitiveness. A country’s ability to improve its standard of living depends almost entirely on its ability to

Contact

When we get your inquiries, we will send tailored catalogue, pricelist, delivery, payment terms and other,required details to you by email within 24 hours..