Mining Machinery leading manufacturer

Welcome to Koira Mining Machinery

Most Leading Industrial Service Provider.

we are large Koira Mining Machinery manufacturer and exporter, located in Zhengzhou, Henan, China. Our main product categories include stone crusher machine, sand making machine, ore beneficiation plant, powder grinding machine, dryer machine, etc.

40 years of professional casting environmental crushing equipment
Select special materials with high wear resistance and high hardness
High quality, professional service team
provide lifelong service for the sold equipmen

Statistics

Company Statistics

We Expert Our Goals & We Strive To Provide The Best

1000
PROJECT DONE
2600
TEAM MEMBER
100
AWARDS WINS
160
GLOBAL PARTNER

case and solutions

Problems and Solutions in Sand Production Line

Problems and Solutions in Sand Production Line:1.Problem: The production process of sand production line is not smooth.2.Problem: The vulnerable parts of sand processing equipment are frequently worn.3.Problem: Serious dust pollution in sand production line
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What Is the Right Granite Crushing Solution

What is the right granite-crushing solution?1.Problems of granite crushing 2.It is not reasonable to use hammer mill crusher to process granite. 3.Symons cone crushers are the correct choice.
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HP Series Bauxite Cone Crusher Delivered to Brazil

Today, one HP200 bauxite hydrocone crusher with the productivity of 3000 tons per day has been packaged already and will be shipped to Brazil.
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How to Operate Small Jaw Crusher and How it Works

How to operate this small jaw crusher and how it works? ----- from Mr.Pan
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Notes for the lubrication of cone Crusher

Cone crusher is an important equipment for the stone pit. According to incomplete statistics, the mechanical failure of the cone crusher due to improper lubrication is as high as 30% of all faults.
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Common Senses on Lubrication System of Symons Crushers

Common senses on lubrication system of symons crushers,1. Lubricating oil enters the symons crushers in two ways.2. Keep the lubricating oil warm in winter.3. Lubricating oil temperature shall not be higher than 60 ℃.4. Control oil pressure.5. The limit of water which entering the heat exchanger.6. Conduit cleaning of the lubrication system.7. Oil level in the oil receiver.8. Keep the filter clean.9. Inspection frequency.
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