Originally Posted by engr.Waseem
do you have any reference book/standard which show material caompatibility of 90% to 98 % Sulfuric acid? kingly upload reference files or send links
Mechanical impurities generally refer to dust, soil and other non-metallic substances and in the course of itself produced some of the metal shavings, wear products and so on. Due to the damage of the mechanical impurities on the stone crusher is very big, so we should pay more attention to the lubrication and sealing properties. In addition, the phenomenon that the chemical or electrochemical reaction happened between the metal surface and surrounding is called corrosion damage.cone crusher' align='right' width='300' height='200' />
As to the management and operation staffs of stone crusher, you are advised to reduce the chemical corrosion impact in accordance with the prevailing circumstances. The maintenance should be a long process and only when you know how to maintain or care your machine well, can you use it for a longer service life. We offer high quality impact crusher, stone crusher, rock crusher, jaw crusher, cone crusher for our customers from all over the world. The Portable Crushing Plant, Traction Crushing Plant, New Sand Maker, Hydraulic Cone Crushers and Symons Cone Crusher independently developed by the company occupy the top market of mine crushing machinery. The launch of the tracked cone crusher from the Tesab Group completes the range of crushing and screening equipment offered by this well established manufacturer.
Applications include hard rock quarrying, closed circuit with screening plant and also concrete recycling. Safety features include a metal detector system with automatic clearance design on feed conveyor and a large hydraulic accumulator to protect against tramp metal. The closed side setting of the cone can be adjusted while crushing. Hongxing machinery are renowned at home and abroad. We have a high quality, and quality service, wholeheartedly welcome new and old customers to come to consult the purchase of equipment to suit your needs, we will let you buy the rest assured in good mood.
When the cement mill production capacity is 21-24t/h, we gind thatφ3.5m powder concentrator production capacity is small,the finished products fineness only change in the range of 7-8%(0.08mm screen). We make the following changes: (1): change the cover larger head diameter smaller, shorter the height.(2) change smaller impeller from 8 pieces to symmetrical 4 pieces. After improve,the finished products can adjust 10-12%.as per the calcine requirements,raw material finished products fineness can control within 10%.cycle load increase from 200% to 300%, then make the cement mill and the powder concentrator matched.
Generally, dry tube cement mill grinding balls are two type, the first chamber is round steel balls, it is crushing usage. The second is steel sections, it is grinding usage.therefore, we do like the following: (1) As the permission of the cement mill power,equipment, increase the grinding balls quantity. Increase from 31 tons to 32.3 tons. (2) The first chamber adopt high quality steel balls, Smooth surface, without defect, after a period of using, also not -----ing deformation. After the steel balls change smaller, only need to increase big balls, reduce the steel balls consumption and electric consumption, ease the labor strength, stabilize producton capacity.
(3) the second chamber adopt the cone type steel sections. Because the second chamber is main for grinding, the ground materials fineness is proportional to the grinding media surface .Means that the grinding balls surface area is larger, the ground material will be more fine. In order to increase the grinding balls surface area, we imagine reduce the balls diameter, but have not found the smaller balls diameter and low cost balls. So we select the cone type steel section, the grinding balls have three stages: φ15/19×20、φ20/23×25φ25/28×30. In order to ensure the stably production,add the balls every 15 days as per the production capacity and
How much do you have a knowledge of the aluminum slag double roller crusher in Hongxing? Aluminum slag containing aluminum, if to separate the aluminum slag, then its value has increased many times, what is the most professional aluminum slag crusher? At the Hongxing time, due to the screening of mixed coal bunker in railway, appearance size greater than 50 mm coal gangue, coal, seriously affecting the appearance quality of the coal, therefore, to spare for roll crusher again perfect on, after the field measurement space size, installation location many times, so our first to roll crusher finally debugging installation is successful.
Where is the most professional aluminum slag crusher production? Henan Hongxing is specializing in the production of aluminum slag crusher more than ten years, and we has the abundant technical experience, the effective use of aluminum slag also decrease the pollution of environment, both to protect the environment, but also made money, why not? Henan Hongxing technical personnel independently research new generation roll crusher, successfully developed, after installation in the plant above ground belt, it used to break into the mix of coal, in order to improve the coal quality and cleaned coal quantity appearance.
More and more people began to use the aluminum slag effectively, a small investment of ten thousand yuan can live a lot of benefits, so the double roller crusher which we Henan Hongxing products sales in short supply this year, the most important is our quality, it was liked by the majority of users, we provide free installation of roller crusher, debugging, after-sales service. Guiding customers learn to roll crusher maintenance and simple maintenance, through thjs way it can grow to the life of roll crusher.
With the increasing demands of construction aggregate, Hongxing roll crusher price, mobile crusher plant has made an rapidly growth in technology, and has made great contribution
Hongxing has the quite rich experience and solid strength in the independent design and manufacture complete sets of crusher, beneficiation equipment, rotary kiln, ceramsite ceramsite sand production line, stone production line, sand production line and complete set of equipment of stone production line, etc. And it has through the strict international quality system certification. New nickel-iron rotary kiln calcination work is a combination of a lot of work, that is, there is a very large flow.
Henan Hongxing Mining Machinery Co., Ltd. is engaged in various rotary kiln production, research and development, sales of large-scale integrated manufacturer, which has a wealth of rotary kiln production experience, we all know that in the new nickel-iron rotary kiln calcination process will generate heat,in order to rational use of resources, we will be recovered from the secondary combustion chamber temperature flue gas out of the warm-up, use of waste heat to generate steam used to generate electricity or heating; or preheated air, improve system preheat utilization, reduce equipment running costs. These are also get the praise of our customers.
Henan Hongxing nickel kiln workflow is first pretreatment, feed, and then burned in the combustion chamber, and then is quenched, and finally air purification Wind: solid and liquid waste separation, mixing; minced large, solid package after the waste; using conveyors, screw feeders and other equipment into the solid waste nickel-iron rotary kiln; liquid waste can be directly through the burner nozzle or delivery can also be mixed with solid materials to improve the uniformity of feed (for continuity material); combustion chamber is the center of the device throughout the incineration system, the fuel is completely burned in the combustion chamber; flue gas by mixing water spray quench tower way upstream, so that the flue gas temperature is rapidly reduced to avoid dioxin generated strong regional English;
To roll crusher has now formed automation mode, only start button, convenient and safe, if this kind of automatic control system is developed successfully, then the machine grinding fineness modulus, can replace manual testing, and feedback control of pulverizer feed rate, reduce the feedback control of time, so as to achieve the basic control the quality of the finished product sand particle fineness modulus requirements. But economic development can not stagnation, so is the key to the development of original resources to find substitutes.
Such as autoclaved bricks and other new building materials can be a very good alternative to pollute the environment, traditional sintered brick of a waste of land resources; Artificial grinding can well solve the exploitation of natural sand, resulting in the imbalance between the environment and resources. As the change of world resources and environment, we must walk the sustainable development of environment and resources. As the name suggests, the raw materials are generally with metal concentrator, if use of general crusher, is certainly hammer and lining board takes, for this situation, we introduced Henan Hongxing to roll crusher can solve this problem, the roller crusher can crush steel slag, iron slag, aluminum slag and so on of the raw material, and the discharging granularity can be adjusted, it is a good crushing equipment, was liked by the majority of users.
With the development of technology, machinery industry enterprises have been developing the control machine grinding quality of automation control system, once the success will make artificial higher grinding efficiency, better quality. But now artificial crushing technology is not very mature, its quality and the fineness modulus of sand are needed to adjust, can not achieve high quality very well, and consumption of manpower, material resources, and its efficiency is low. Low cost of double roller crusher, much cheaper than other
could you please upload again on 4shared.
thank you in advance.
Originally Posted by joseluismolto
Dear MOLTO JOSE LUIS,
This is a confirmation that your experience and qualifications were found successful for the requirements of Emarat Oil Company (EMOC) after going through your online interview questionnaire, previous academic and professional records.
Attached herein, is the Prototype of your Contract Package for your perusal and approval. Upon thorough review and acceptance of this Contract Package, sign on the last page and send back to us either through fax or email and also contact/send the signed contract package to the MINISTRY OF INTERIOR VISA for the acquisition of your visa/work permit resident papers which will empower you to live and work in U.A.E.
THE MINISTRY OF INTERIOR VISA CONTACT DETAILS:
ATTN: Nasser Al Awadi Al Minhali
MINISTRY OF INTERIOR VISA (MOI)
P.O.BOX: 398; Abu Dhabi,
United Arab Emirates.
Tel: 00971 2 , 00971 5
Fax: 00971 2
This is in line with the Expatriate Statuary Law of UAE in compliance with the U.N. Terrorism Act.
Update us with the process between you and the M.O.I. incase of advice where necessary, and ensure you provide them with the requirement as soon as possible for the fastest process from their office.
Also remember that any expenses you make on the process of registering your documents shall be refunded/reimbursed back to you immediately you submit your expenses report to us via email. Also be informed that once the process is completed, the hard copies of your contract package will be delivered to any postal address of your choice.
There will be a mandatory Orientation/Training Exercise for all Newly Employed Expatriates which will take place within the Work Metropolis of Emarat Oil Company (EMOC) and this Program will start 5 days on arrival for work sign-on.
Should you require more information,
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Originally Posted by raj_01
Please share KBR Vessel Mechanical Desk Manual & KBR Vessel Mechanical Procedures.
Thank You in advance.
I am also interested in this standard.
By the way and this another topic, the book "Pressure vessel design" by Moses , 4th edition is a good one..
I believe it was posted on this site