Focusing on complete sets of sand and gravel equipment

Chengdu Dahongli Machinery Co., Ltd.

09 Jul,2025

The colors of basalt are mostly black,dark brown,blue-gray and dark green.It is a dense or foamy rock formed by the cooling and solidification of magma from volcanic eruptions.In the geological rock classification,it belongs to magmatic rock(also called igneous rock).Basalt has the characteristics of strong corrosion resistance,high compressive strength,low crushing value,low wear resistance and water absorption,good asphalt adhesion,etc.It is an ideal construction material for railway transportation,highways,and airport runway construction.

08 Jul,2025

Limestone

The main component of limestone is calcite,which is a compound with the chemical formula CaCO₃.It is a widely distributed mineral.Due to its hard texture and easy crushing,it has been widely used in highways,water conservancy and hydropower dams,airport runways,railways and urban construction materials.

07 Jul,2025

Granite

Granite is an igneous rock formed by the condensation of magma below the surface.It is a deep intrusive rock and mainly exists in the form of minerals such as quartz or feldspar.Because of its hardness and wear resistance,it is an ideal building material and has been widely used in building materials,roads,bridges,railways,airports and hydropower construction.

04 Jul,2025

Copper Ore Crushing

Copper ore refers to ore containing copper elements or copper compounds.In the natural distribution of copper ore,it mainly exists in the form of chalcopyrite,as well as bornite,chalcocite,azurite,etc.In the crushing and sorting process of copper ore,after a series of processes such as crushing and beneficiation,it becomes copper concentrate or copper ore sand with a high copper grade.Copper concentrate needs to be smelted and extracted before it can become refined copper and copper products.

03 Jul,2025

Gold Ore Crushing

Gold ore refers to ore containing gold elements or gold compounds.It can be beneficiated into gold concentrate powder or gold ore sand with high gold content.Gold concentrate needs to be smelted and extracted before it can become refined gold and gold products.

02 Jul,2025

Manganese Ore Crushing

Manganese is widely distributed in nature,and most ores and silicate rocks contain manganese.Among them,pyrolusite and psilomelane have high economic value,and the manganese content in the minerals can reach about 50-70%,which is an important industrial mineral of manganese.In addition,there are manganese ore,brown manganese ore,black manganese ore,rhodochrosite,etc.

01 Jul,2025

Iron Ore Crushing

Iron ore is an important raw material for steel production enterprises.Natural ore(iron ore)is gradually selected from iron through crushing,grinding,magnetic separation,flotation,gravity separation and other procedures.Iron ore is a mineral aggregate containing iron or iron compounds that can be economically utilized.

19 Jun,2025

Dahongli's Participation: Exploring New Development Paths on the New Stage of Sino-German Cooperation

On May 26,Gan Dehong,Chairman and General Manager of Chengdu Dahongli Machinery Co.,Ltd.,on behalf of Chengdu Intelligent Manufacturing Association,signed cooperation agreements with the Sino-German Industry-Education Integration Alliance(SGAEE e.V.)and Frankfurt Institute for Technology and Innovation(FITI e.V.)to jointly promote industry-education integration,talent cultivation,and technology transformation in the field of intelligent manufacturing.In the coming years,the cooperating parties will jointly promote the landing of projects with a total investment of over 1 billion RMB in related fields.Gan Dehong stated that this cooperation will accelerate the localized application of advanced German technologies in the Chinese market.(Global Times)This grand event with the theme of"Digital Empowerment•Smart Connecting the Future"has opened up new development opportunities for Dahongli.

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With decades of experience in the mining and sandstone crushing field, the company has developed a full range of products that represent the advanced level of the industry.

Email：dahongli95@gmail.com

Tel：+8618980910282

WhatsApp：+8618980910282

Address： No.399 Daan Road, Dayi County, Chengdu, Sichuan, China

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