News

Under the action of centrifugal force, the liquid is thrown from the center of the impeller to the outer edge and obtains energy, leaving the outer edge of the impeller at high speed and entering the spiral pump housing. In the spiral pump housing, the liquid slows down due to the gradual expansion of the flow channel, and part of the kinetic energy is transformed into static pressure energy, and finally the higher pressure flows into the discharge pipe and is sent to the required place. When the liquid flows from the center of the impeller to the outer edge, a certain vacuum is formed in the center of the impeller. Because the pressure above the liquid surface of the storage tank is greater than the pressure at the pump entrance, the liquid is continuously pressed into the impeller

There are a few components that virtually every centrifugal pump has in common. These components include: An impeller A volute or diffuser style casing A shaft Shaft sleeves Bearings A sealing arrangement These parts can be subdivided into the wet end and the mechanical end. The wet end of the pump includes those parts that dictate the hydraulic performance of pump. The mechanical end includes those parts that support the impeller within the casing, seal the casing where the shaft passes through it and enable rotation – the means by which the wet end creates flow and pressure. Wet End We`ve already talked about the two primary parts of a pump: the casing and impeller. So we won`t spend much time on those here. The short explanation is that the impeller rotates at a high speed and imparts velocity to the water. The impeller is positioned within the casing, and the casing converts the velocity generated by the rotation of the impeller into pressure. For a more detailed look at this process take a look at the article on this topic. Mechanical End The mechanical portion of the pump includes the pump shaft, shaft sleeve, sealing arrangement, and the bearings.

According to Mining.com to Reuters, the New Zealand government announced on Friday (5) that it will assess the risks and benefits of seabed mining, and whether there should be domestic regulation. Environment Minister David Parker said there was a clear set of views on seabed mining and a review would help New Zealand have a say on the issue. Parker said in a statement that "attention should be paid to the environmental impact of seabed mining and its potential role in New Zealand's transition to a decarbonized economy." Seabed mining is permitted in New Zealand, but must be approved by the Environmental Protection Agency. Although the EPA has received three applications for the project, it has not given a clear response to any of them. Debate is growing over whether nickel and other green energy transition metals should be mined under the ocean floor. In October, New Zealand backed a conditional moratorium on seabed mining in areas beyond national jurisdiction. "New Zealand's international standing does not require the government to change its position on seabed mining," Parker said. But now that there is support for a conditional moratorium on seabed mining, this requires an examination of our own regulatory system as soon as possible."

According to the BNAmericas website, Argentina's left-wing parliamentary group submitted a bill to the lower house of parliament calling for the declaration of the hammer as a strategic mineral, the amendment of the mining law and the mining Investment law. Foreign companies easily control potash resources. Instead of industrializing the carp in China, they plundered the carp resources and left behind pollution. We have lost platinum, "said Juan Carlos Alderete, leader of the local media movement Corriente Clasista y Combativa. The bill is being pushed by the ruling Frente de Todos (Popular Front) party, following the example of Spain and Chile. Recently, Chile has proposed a carp strategy that mainly involves state ownership. The Act applies retroactive principles and will affect mining rights granted before the Act's enactment, but only after the one-year implementation period. Natural resources are a matter of national sovereignty, territorial integrity and economic independence. Argentina is the world's leading producer of potassium, accounting for more than 20% of global resources.

According to BNAmericas, private upstream companies already account for 12.7% of Proven and Probable reserves in Mexico. According to data from the Mexican Petroleum Administration (CNH), the share of private companies in the country's oil reserves increased significantly at the end of last year, with Fieldwood Energy (4.7%), Hokchi (1.2%) and DWF (1.0%) leading the way. New fields increased as a percentage of the country's 2P reserves, with Pemex's xachi (8% of total reserves) leading the way, followed by the company's Ayatsil (7%) and Quesqui (4%). In terms of reserves, the largest field discovered by private companies is lchakil (4%), followed by Zama (3%). CNH data show that Mexico has begun to reverse the trend of declining reserves. The country's combined 3P reserves, or proven, estimated and estimated (Possilbe) reserves, increased by 5% in the first quarter of 2023, The reason is the growth of reserves in Zama, Tupilco Profundo, Yaxche and lchalkil, said Hector Morelra Rodriguez, CNH commissioner. The impact of rising oil prices on the growth of reserves in one-nation countries is relatively delayed, because the growth of reserves depends on investment by companies in exploration. With more planned exploration activities to be carried out in the coming months, overall reserves are expected to grow in 2023 and 2024, CNH also approved Pemex subsidiary PEP's onshore well in Escuintle, Tabasco state, at a recent thematic meeting, the company said. It will invest $44 million to drill for 100 days and start drilling in late May.

Kazakhstan's State Atomic Energy Industry Corporation (Kazatomprom) recently announced that its subsidiary Ulba metallurgical Plant has been awarded an exploration license for the rare Upper lrgiz gold deposit in the Aktobe region, Urba Metallurgical Plant, one of the world's leading producers of uranium, metals and products that meet the needs of nuclear power, electronics, metallurgy and other industries, plans to explore the deposit to assess and confirm the reserves and resources of rare metals. The project will enable the company to provide its own mineral resource base for existing production, reducing the cost of the final product, improving economic efficiency and creating new jobs. The company pointed out that it has a certain level of experience in the development of rare metals, and has the modern technology to extract high-purity rare and rare earth metals. According to previous studies, the Upper lrgiz rare gold deposit is mainly composed of ore, ore bodies occurring in pre-Cambrian gneiss, amphibolite and quartsite with a length of about 20 to 1,000 meters. The thickness is 0.1~10 meters, the main ore types are alkaline feldspar metasomatic rock type and ore bearing weathering crust type after weathering of primary ore. The ore minerals are mainly silver and iron ore, and the average grade of Nb205 is 0.03% and Ta205 is 0.1%. The deposit is located in a special near fault metasomatic rock type.

Mamba Exploration has observed widespread, shallow clay-type rare earth deposits in the 2Kmx1Km eastern anomaly at the Hvden project in Western Australia. The sampling analysis showed that the ore was found 32 m at a depth of 16 m with a total rare earth oxide (TREO) grade of 0.149%, including mineralisation 12 m thick with a TREO grade of 0.1899%, and the ore body was penetrated both to the south and north Of the 58 boreholes that have been completed, 45 have seen a grade higher than 0.05%, and 26 have not penetrated the ore body. The proportion of rare earth elements is 23% on average The first drilling results show widespread mineralization, and preliminary leaching tests have begun with good eye continuity.

According to Mining.com, Seabridge Gold is drilling for a new discovery at the lskut porphyry copper and gold mine in the Golden Horseshoe region of Brebia province, just 20 kilometers from the company's large KSM copper and gold project. Initial work will extend from the Snip North precinct to Bronson Slope. Three helicopter-borne drilling RIGS arrived at the site, and two more will arrive in the coming weeks. The drill will deploy 12-15 diamond holes with a total depth of at least 12,000 meters. The company said regional geophysical surveys and surface geology confirmed the existence of a regional structure that runs through three targets: Quat Rise, Snapple North and Bronson Throp. All the discovered deposits in Iskut are considered to be a copper-gold porphyry system structurally distributed along this area. This tectonic belt is similar to the porphyry deposit group delineated by Haiqiao Company in KSM project. "We are very pleased to be launching the project early in the field season following the success of Iskut last year," said Rudi Fronk, CEO and President of Seabridge, in a press release. "At Snapple North, there is strong evidence from previous drilling and deep geophysical exploration of copper-gold mineralization. As the summer melts, we will follow the regional structure up the slope and continue our work below the Bronson Slop target. "Our team is confident of finding new high-grade copper-gold porphyry deposits at both targets. In addition, we see a lot of potential for additional resources at Bronson Throp right now, "he added. The 22,238-acre Iskut concession, 110km east of Stuart between the Iskut River and the Pacific Coast, was acquired by Seabbridge Gold in 2016 in a deal to buy all of SnipGold's shares. Last year, the company drilled in the Bronson Throp area and found that the ore was 446.2 meters thick, 0.28 grams/ton of gold and 0.34% copper; Thickness 188.5 meters, gold 0.70 g/ton, copper 0.29%? Thickness 286.3 meters, gold 0.52 g/ton, copper 0.24%; It is 341.6 m thick with 0.43 g/t gold and 0.21% copper. Bronsonthrop has a presumed ore resource of 187 million tons with a grade of 0.36 g/t gold and 0.12% copper.

Kuniko believes that its discovery of the high-grade Middagshvile diamond mine in Skuterud, Norway, the main drilling results are: 6.2 meters at a depth of 25 meters, with a drilling grade of 0.43%, including 3 meters thick, a drilling grade of 0.52%, and a drilling grade of 0.43%. And mineralized 1 meter thick with a drill grade of 1.08%. The results of sample analysis in the zone of Lishang deeper zone confirm that the drilling mineralization is continuous, and one hole is 2.1 meters deep at 23 meters, with a drill grade of 0.21%. At a depth of 135 meters, the ore is 5 meters, the drill grade is 0.04% and the copper is 0.15%. The ore was 2.1 meters at a depth of 201 meters, and the drill grade was 0.08%. The Company believes that there may be localized high-grade mineralization within the widely distributed mineralized zone. In the 18th and 19th centuries, Skutrood was the largest diamond producing region in the world

Argentine lawmakers have proposed listing the carp as a strategic mineral According to the BNAmericas website, Argentina's left-wing parliamentary group submitted a bill to the lower house of parliament to declare strategic minerals, amendments to the mining law and the Mining Investment law "easy control of key resources by foreign monopolies." Instead of industrializing the carp in China, they plundered the carp resources and left behind pollution. We have lost platinum, "said Juan Carlos Alderete, leader of the local media movement Corriente lasista y Combativa. The bill is being pushed by the ruling Frente de Todos (Popular Front) party, following the example of Mexico and Chile. Recently, Chile has proposed a carp strategy that mainly involves state ownership. The Act applies retroactive principles and will affect mining rights granted before the Act's enactment, but only after the one-year implementation period. Natural resources are a matter of national sovereignty, territorial integrity and economic independence. Argentina is the world's leading producer of potassium, accounting for more than 20% of global resources. (Global Geological and Mineral Information System)

ZJ slurry pump is usually used in mining, metallurgy, coal chemical industry and other fields of mine tail treatment, beneficiation, tailings treatment and ash treatment and other work occasions. Therefore, the working environment of these occasions is generally harsh, and the operation of the slurry pump also puts forward high requirements. ZJ slurry pumps are suitable for the following environments: High temperature environment: ZJ slurry pump can operate normally in high temperature environment, and its heat resistance can reach 70℃-100℃. Therefore, it is suitable for high temperature operation in industrial fields such as coal chemical industry. Low temperature environment: ZJ slurry pump can work in a low temperature environment, the minimum working temperature can reach -35℃, therefore, it is suitable for mines and concentrators in the northern winter. High altitude environment: ZJ slurry pump can work normally in high altitude environment of 4000 meters above sea level. Humid environment: ZJ slurry pump can work in humid environment, its protection level up to IP68. Corrosive environment: ZJ slurry pumps can operate in environments with corrosive liquids. To sum up, ZJ slurry pump is widely used in harsh working environment, therefore, in the selection of slurry pump, should be based on the working environment and working requirements, choose the appropriate model and configuration, to ensure its normal operation and efficient production.

On February 22, 2023, a large area of open-pit coal collapsed in Xinjing Coal Industry Co., LTD., Alxa Left Banner, Alxa League, Inner Mongolia, and staff and vehicles were buried. The reporter learned at the scene of the accident that rescue work is being carried out urgently. Li Zhongzeng, deputy secretary of the Alxa League League Committee and chief of the League, said that the rescue has been continuing, and the 43-member expert group composed of the state, autonomous region and Alxa League is further evaluating and further optimizing the rescue plan at the scene. As of 0:30 on the 23rd, 51 people were still missing after verification At present, there are 11 rescue teams, about 470 people, and more than 130 large rescue machinery. Li Zhongzeng introduced that the amount of landslides is huge, and the rescue is very difficult. Rescue forces from all sides, including those from surrounding areas, are still rushing to the scene.

Recently, Zijin Mining announced that in the first quarter of this year, the company's core minerals gold, copper production growth continues to lead the world, is the world's largest mining enterprises with the most growth. Revenue in the first quarter was 74.9 billion yuan, up 15.7% year on year; Net profit attributable to the parent was 5.44 billion yuan, up 61.2% from the fourth quarter of last year. According to industry experts' analysis, at the beginning of this year, Zijin Mining revised its plan for the next three years and the outline of development goals for 2030. The first quarter was successful, and the company has taken a solid step towards the grand goal of becoming a world-class mining company by 2030. In recent years, the globalization of Zijin Mining has accelerated. In 2021, three world-class copper mines -- Kamoa Copper Mine in Congo, Pegi Copper and Gold Mine in Serbia, and Julong Copper Mine in Xizang -- have been put into operation, and copper production has exploded in an all-round way. The company has become a globalized enterprise in metal mining industry and an important effective force in the global metal mining industry. In 2022, Zijin Mining achieved an operating revenue of 270.3 billion yuan and a net profit of 20 billion yuan, both of which increased by more than 20% and reached a record high. The amount of main mineral resources, reserves, main economic indicators and market value all ranked among the top 10 mining enterprises in the world. In the past 20 years, Zijin Mining has started from Zijinshan Gold and Copper Mine to the whole country and developed a number of backbone mines. After listing in Hong Kong, the company determined the development strategy of "leading domestic gold - leading domestic mining - leading global mining". Starting from the acquisition of Summit Mining in Canada in 2005, by the end of 2022, the Group company has important mining investment projects in 15 overseas countries, and has become a successful forerunner of China's mining industry "One Belt and One Road". The reserves, output and profits of copper, gold and other mineral resources controlled by the company overseas have exceeded those at home. Zijin Mining builds core competitiveness with technological innovation ability as the lead, and succeeds in projects that others do not want to do or cannot do well. A number of loss-making enterprises, including Tajikistan's Zeravshan, Australia's NORTON Goldfields, Serbia's Zikimball and Guyana's Aurora, turned a profit within a year. The African Congo (DRC) Musonoi Company from flat base to completion in just more than 2 years; The Paige copper and gold mine in Serbia was acquired, built and started production in less than three years. In recent years, Zijin Mining has significantly increased its status and influence in the global mining industry. It has become the Chinese enterprise controlling the largest overseas reserves of metal resources and mineral products output, and is also one of the most successful overseas investment enterprises of Chinese mining enterprises.

The 2023 World Congress on New Energy and New Materials will be held from June 28 to 29 in Ordos, Inner Mongolia autonomous region. May 31, 2023 World New Energy and New Materials conference held in Beijing, the meeting to convey the news. Chen Zheng, deputy director of the Inner Mongolia Energy Bureau, introduced that Inner Mongolia has a vast territory, unique energy and mineral resources, and the first coal reserves in China. In 2022, Inner Mongolia will produce 1.22 billion tons of coal, 646.5 billion KWH of electricity, 950 million tons of guaranteed coal supply, 264 billion KWH of exported electricity, and 30.7 billion cubic meters of natural gas, fulfilling its role in building an important national energy and strategic resource base. With the theme of "New Era of Energy, New Future of the World", the conference will invite the leaders of the organizers, officials of the International Energy Agency, leaders of the Global Wind Energy Council and leaders of the International Solar Energy Society to deliver speeches. Keynote speeches were arranged by guests from international organizations, new energy, new materials, leading enterprises and landing enterprises, the latest cutting-edge scientific and technological achievements were released, and enterprises were organized to sign contracts. An exhibition on new energy and new materials, a forum on new energy and a forum on coal-based new materials will also be held at the conference. At the same time, the organizers will also hold the Ordos Station of 2023 Hydrogen Energy Specialized and special New Entrepreneurship Competition and the Nuancheng Cup ·2023 China New Energy Vehicle Ordos Challenge. Su Cuifang, member of the Standing Committee of Ordos Municipal Committee and deputy Mayor, said that this forum has been highly valued by domestic and foreign academic circles, authoritative institutions and industrial circles. More than 10 academician scientists and representatives of domestic leading entrepreneurs will attend the conference through offline or online forms.

China`s CMOC Group Ltd. made a breakthrough in a long-running spat over mining royalties in the Democratic Republic of Congo, potentially paving the way for its massive stockpile of battery metals to start flowing to global markets. CMOC and its state-owned partner Gécamines reached a [consensus on the royalties issue" at the Tenke Fungurume operation, according to a Hong Kong stock exchange filing Wednesday. Exports from Tenke - a major source of copper and one of the world`s biggest cobalt mines - have been blocked by Congolese authorities since last July because of the dispute. Read more: A $1.5 Billion Hoard of Copper and Cobalt Is Stuck in Congo No financial details of any agreement were given, and the filing made no mention of plans for exports. CMOC has kept the mine running throughout the dispute, and the hoard of copper and cobalt stuck in the African nation was worth about $1.5 billion by late February, according to Bloomberg calculations at that time. Smooth progress at Tenke will [further release" production capacity at the site, where an expansion is expected to start producing this year, CMOC said. Its shares soared as much as their daily 10% limit in Shanghai, and surged as much as 12% in Hong Kong. The heart of the stand-off was state miner Gécamines` claim that CMOC was lying about its mineral reserves, and that it owed Gécamines $7.6 billion in royalties and interest. The pair also needed to negotiate a sales contract to set the terms for future exports.

Our Efforts for Environment Protection We not only do environment protection in specific process according to government requirements: for example, we increase the related equipment in coating, melting, pouring, polishing process. At the same time, we increase many equipment for the whole process protection: for example, we have four sets of light breeding plasma equipment for control VOC emission. It assures second management and to solve the problem completely. In this way, our environment is 100% ok.

Honor Machine Center BT50 We introduce two sets of machine center BT50 (Taiwan brand Honor): machine diameter reach to 1m, efficiency can improve 50%. We have finished the test process and it proved that the equipment can meet the machining requirement for pump parts and can improve the accuracy and efficiency.

Precoated Sand Double Station Core Shooter In order to improve the output of small parts, such as 1.5/1, 2/1.5 pump, we apply the precoated sand double station core shooter in the last half year of 2017 and finished the manufacture technology test. We have began manufacture and the it can reach 100 pcs per day.

It's a chrome mine, the slurry pump pumping the dense medium, international brand spare parts worked 2 months. After Muyuan visiting in Sep. 2017, told them we would like to offer spare parts to do test, and install the monitor euqipment to collect operation data. Muyuan engineers researched the application and offered a special wear resistant material for them, make spare parts service life last 3 months, 1.5 times longer than original one. Customer said: after the test, they will change all the slurry pump to MUYUAN brand.

Our Efforts for Environment Protection After the experience of last year in winter, we pay high attention to the manufacture environment. We have obtained the necessary certification, such as Access Permit for Foundry Industry, Production Pollution Discharge Certificate. At the same time, we have passed environment audit conducted by the government. All these has assured the normal manufacture in this special period.