Late start of carbide tooling, rapid development
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- Category: Tungsten's News
- Published on Sunday, 04 May 2014 15:12
Carbide since the beginning of the 1920s , with its "widia" ( like diamond ) the name of the market by the German scientists since the invention and production of tungsten tensile modulus get first industrial applications , replacing the expensive diamond then stretched mode .
Our Carbide started late , but rapid development . Currently, carbide die basically serialization and standardization. In recent years the development of the situation, the theoretical study of carbide tooling and design has a deeper and more science, applied more widely .
In the development of new alloy materials on behalf of a few years ago to drill for the hot iron and nickel . Metallurgical materials such as Hunan province developed the equivalent of YG, YG20, YG25 the strength and toughness of cemented carbide, received good results in for cold heading die , cold extrusion die and so on. Tianjin Institute on behalf of the iron-nickel carbide drill also developed a considerable YG (15-20) of carbide tooling materials, standard parts in the roll forging , cold heading steel ball YG20 quite effective with respect .
In recent years, new research is popular fine grain , ultra-fine grain , and even gradient nanocrystalline carbide and carbide . There are gradient cemented carbide composition gradient , gradient structure , in addition to the molten metal is also useful to produce osmotic gradient cemented carbide processing methods , such as the top of the gradient cemented carbide hammer .
Fine grain and ultrafine grain carbide also available, such as fine-grained YGS drawing dies while drawing <φlmm wire , is three times the normal drawing mode .
In addition, cast- inlaid carbide hot die , and achieved good results in terms of rolling and wire rod rolling .
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Tungsten demand continues to slump, the market was weak
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- Category: Tungsten's News
- Published on Sunday, 04 May 2014 13:43
Tungsten market : demand continues to slump tungsten , tungsten market was weak , mainstream tungsten scrap prices continue steady run , the market is not trading volume and turnover are mostly small batches , lack of business confidence in the market outlook more confused . Not more than the overall quantity of cash resources . Scheelite agency guidance to be announced this month , the market waiting to see thicker atmosphere , tungsten scrap market is expected to more than short-term maintenance of stability will be temporary . Tungsten concentrate prices being weak stability maintenance, thinly traded , buyers continued to lower prices , but the market is still hovering between 1.4-1.45 mainstream yuan / kWh .
May guidance or a small drop of tungsten ore, tungsten City or low consolidation
- Details
- Category: Tungsten's News
- Published on Sunday, 04 May 2014 11:59
Today, tungsten City mainstream stabilized, but the lack of demand for support , some products fell slightly empty spot transactions scarce , businesses are waiting for tungsten ore , tungsten Association guidance issued, the operation is not positive sentiment is very strong . Tungsten concentrate prices being weak stability maintenance, thinly traded , buyers continued to lower prices , but the market is still hovering between 1.4-1.45 mainstream yuan / kWh .
Despite the recent war in Ukraine , the domestic tungsten market to stimulate domestic demand and so good , but these effects are indirect, slow , changeable , tungsten market is still a lack of effective demand for direct support is expected in May if there is no external force , such as purchasing and storage , tungsten City or difficult to have a big breakthrough , May or low consolidation mainly forthcoming guidance or continue to decline, but the magnitude is small.
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Postganglionic waste tungsten prices steady watching
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- Category: Tungsten's News
- Published on Sunday, 04 May 2014 11:57
During the May Day holiday, the mainstream tungsten scrap prices continue steady run , the market is not trading volume and turnover are mostly small batches , the overall amount of the cash resources were not many . Scheelite agency guidance to be announced this month , the market waiting to see thicker atmosphere , tungsten scrap market is expected to more than short-term maintenance of stability will be temporary .
Tungsten scrap prices steady. Currently scrap tungsten drill focused on the purchase price excluding tax mainstream 185-188 yuan / kg, imported scrap tungsten blade 176-180 yuan / kg, domestic waste tungsten blade 167-170 yuan / kg, scrap wire drawing dies 178-181 yuan / kg waste pure tungsten 213-221 yuan / kg. W ≥ 70% concentrated in the purchase price of the grinding material mainstream 1.75-1.8 yuan / kWh ; 50%
Overseas tungsten City remained stable. 2 evening MB Rotterdam ferrotungsten offer $ 43-43.5 / kg tungsten , ammonium paratungstate Europe quoted 358-365 U.S. dollars / metric ton , quoted in Hong Kong dollars 362-370 / metric ton , steady . Expected short-term overseas tungsten Costco will continue steady run .
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Tungsten market early on May 4, 2014
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- Category: Tungsten's News
- Published on Sunday, 04 May 2014 09:55
Tungsten, demand remains in the doldrums, the market was weak, business confidence, having more confused. For the fifth mine and tungsten Association Guide will be published recently, the tungsten, or will increasingly strong wait-and-see atmosphere, the market will also temporarily stable operation.
The macroscopic aspect, April non manufacturing business activity index of 54.8%, continued steady growth; Chinese Academy of Social Sciences: economic growth tolerance limit down to 7%; United announced to reduce storage purchase debt scale.
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Successful operation of the Jiangxi overseas tungsten lead and zinc mining project
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- Category: Tungsten's News
- Published on Wednesday, 30 April 2014 14:36
Recently from the Bureau of mineral resources exploration and Development Institute to Nonferrous Geological Exploration in Jiangxi Province, the school adhere to the &ldquo in non-ferrous mineral exploration; based in Jiangxi, radiation throughout the country, overseas ” policy, in recent years a total commitment to the national geological survey project, the central and provincial financial assistance project, the central and provincial geological survey fund project, the national crisis tungsten mines resources prospecting project, “ go out ” offshore exploration project more than 200, and achieved fruitful results of finding mineral.
The Institute based in Jiangxi prospecting, provide resources for economic development, Jinshan gold orefield, Dexing Zhu Lin mining gold prospecting the gold reserves of 32 tons, Jiangxi province has become the second big gold deposit, second breakthrough in the Jinshan gold orefield prospecting; Hengfeng County Geyuan mine survey project to identify tantalum niobium tantalum ore niobium respectively, dart large and large scale, the potential economic value of over 40000000000 yuan, is the current proven Asia's largest tantalum deposit, has provided the powerful resources support for the Jiangxi lithium industry development; the completion of the Jiangxi province 3 crisis tungsten mine ground for resources exploration project, create a good economic and social benefits.
Radiation throughout the country, the hospital actively explore the market, in the country to vigorously implement the geological exploration project, the Inner Mongolia Autonomous Region Oroqen Qi Xin Fu Cun - Hongxing farm Ag Pb Zn polymetallic ore survey project is the hospital in recent years, the first expedition to Greater Khingan Range geological prospecting projects, an area of nearly 100 square kilometers, the entire mine lead-zinc resources submitted over 20000 tons, thousands of tons of associated silver. At the same time, the Institute has completed the survey in West Tianshan Xinjiang copper gold polymetallic mineral resources evaluation, big melon in Dongan County of Hunan Province, Zhejiang province Jiande Chong antimony detailed limestone resources survey project, has won wide acclaim from the industry.
The Institute will implement “ go out ” strategy, the successful operation of a lot of big project, East Greenland 3, 5 mining area copper polymetallic ore pre check the project found that 3 mineralization zones and 3 mineralizing prospect area and 6 copper lead zinc ore (mineralization) body, good metallogenic conditions of mining area, looking for ore prospects; Ethiopia Oromiya Shakesuo area of tantalum and niobium gold geological survey project found granite pegmatite belt, composed of more than 10 parallel veins, north-south; schuck Wei copper gold census project in the northeast of Botswana found mining right magnetic anomalies, and high strength.
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Tungsten and molybdenum stable overall industrial upgrading is urgent
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- Category: Tungsten's News
- Published on Wednesday, 30 April 2014 14:00
From two months of 2014 years ago, the operation situation of tungsten and molybdenum industry in China and non-ferrous metal industry boom index trend is consistent, the industry overall smooth operation, on the one hand, tungsten and molybdenum products yield compared with the same period last year show a steady growth, but on the other hand, because the market demand continued weakness, the tungsten and molybdenum price support is still insufficient. The factors influencing the development of molybdenum industry in China are mainly in the following two aspects:
One is the industrial transformation and upgrading is urgent. At present our country tungsten industry in the primary production has a comparative advantage, but the ability of independent innovation is still weak, the back-end application lag, the core technology and high-end products still heteronomy. By the molybdenum industry as an example, since 2004, substantial production capacity of China molybdenum growth, especially molybdenum mining production capacity increased rapidly, but not significantly broaden the application field of molybdenum, particularly in the application of special steel in the field needs to be improved. The strategic significance of dominant mineral, is not the monopoly of resources and primary products supply, but in the high-end applications in the field of performance. At present, some enterprises in China tungsten industry is to expand the production of low-end products as the main direction of development, development quality and efficiency needs to be improved. Therefore, one for the protection of important rare metal supply safety of our country, should as soon as possible to establish reserve system of mineral resources of tungsten and molybdenum; on the other hand to continue to broaden the application field, to further accelerate the pace of industrial transformation and upgrading.
Two is our country tungsten, molybdenum export management measures or will change. The world trade organization, European Union, Japan announced American rare earth, tungsten, molybdenum Chinese litigation related products export management measures case report of the expert group. Group of experts on tungsten, molybdenum recognized China adopt comprehensive resources and environmental protection measures, but ruled that the Chinese product export tariffs, quotas and export quota allocation and management measures are not in conformity with the relevant WTO rules and China's commitment to WTO. At present, China's assessment panel report, and will be based on the WTO dispute settlement procedures properly do this case follow-up work. China should actively adjust the rare metal export management measures including tungsten, molybdenum, rare earth, continue to protect resources and the environment as the starting point, to promote the sustained and healthy development as the foothold in China rare metal industry, standardize the behavior of the export trade of rare metals in the framework of WTO.
In 2014, our country tungsten industry will generally continue the stable operation of the posture, is expected to yield will increase tungsten; tungsten exports will be restored, but molybdenum export situation is grim; tungsten prices overall remained stable, molybdenum prices further downward pressure increase.
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Tungsten light of market transactions, price slightly confused
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- Category: Tungsten's News
- Published on Wednesday, 30 April 2014 11:03
Tungsten market: tungsten concentrate market demand remains in the doldrums, the seller and the buyer the price continued to contract impasse, tungsten carbide thin market transactions, price slightly confused. Currently on the market in the 263-270 yuan / kg, the downstream demand was not significantly improved. The purchaser price low, the manufacturer's price conscious efforts to slow speed, lower prices. Due to the lower hard alloy of powder demand remains in the doldrums, short-term is expected to tungsten carbide powder to low price or interval.
Tungsten market remains in the doldrums, increasingly strong wait-and-see mood
- Details
- Category: Tungsten's News
- Published on Wednesday, 30 April 2014 11:00
The tungsten concentrate market remains in the doldrums, the seller and the buyer the price continued to contract impasse, the downstream demand was not significantly improved. Low price to purchase, price to sell, tungsten businesses are in a dilemma, especially near the end of the 5 month, tungsten Association and Minmetals guide forthcoming, wait-and-see mood of the market become increasingly strong. Due to the macro stimulating domestic demand, the Ukraine war are beneficial to tungsten city, some businesses have certain expectations for May; although most businesses that if no reserve force, May tungsten, hardly big breakthrough, the key is the lack of direct support needs.
It is understood, at present the market purchasing atmosphere is active, but the scarcity of transactions, only some businesses because of funding difficulties. 60 degree white tungsten concentrate prices about 102000 yuan / ton near, 60 degree black tungsten concentrate prices of about 103000 yuan / ton near.
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Tungsten market early on April 30, 2014
- Details
- Category: Tungsten's News
- Published on Wednesday, 30 April 2014 10:59
Tungsten light of market transactions, buyers inquiry low, manufacturer's price consciousness is strong, in order to reduce prices lower speed and offer strong, resulting in the overall price slightly confused. Analysis is expected because of a lack of direct demand support, is expected in the short term the tungsten products prices or more mainstream approach interval low.
The macroscopic aspect, the central bank to carry out 50000000000 positive repurchase, the interest rate at 4%; many departments notice continue to implement preferential tax policies to support and promote employment; most of the provinces a quarter economic growth was not reduced after the goal.
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