2014年7月5日星期六

The structure and the type of titanium pump

Titanium pump, is in equipment manufacturing material, which has the use of titanium and titanium alloy corrosion, the proportion of small, high strength, goodcomprehensive mechanical performance at high and low temperature characteristics,flow components, in the impeller and the packing seal node used in the manufacture of titanium or titanium alloy. The pump has excellent corrosion resistance, resistance to most organic acid, inorganic acid, organic compounds and alkali, salt solution corrosion, is suitable for the transport of solid particles, easy crystal medium,especially for long period operation, improve economy. To overcome the shortage ofpacking and mechanical seals, has the advantages of simple structure, reliablesealing, but also a fundamental solution of packing seal, packing is easy to wearsleeve. Now widely used in soda, salt making, metallurgy and petrochemical industry.A corrosion resistant pump. That made of titanium ortitanium alloy pump with contactand was sent to the liquid parts. Chemical titanium or titanium alloy pump is centrifugal pump. Can be used for conveying a variety of organic and inorganic corrosive liquid,especially suitable for transporting chlorine salt solution, can not convey the fuming nitric acid, hydrofluoric acid, hydrochloric acid concentration >30%. Titanium and Titanium alloy sheets prices more expensive, generally do not only in corrosion resisting pump other material under the condition of application. Titanium or titanium alloycentrifugal pump is generally casting and welding system, the flow rate of 5.7 ~400m3/h, 4 ~ 125m lift. According to the working principle of titanium pump, also known as the sputtering ion pump. Titanium pump can be divided into diode andtriode, triode type may increase the argon (Ar) pumping speed. Structure of dipolartype titanium pumps as shown in the diagram, a lot of anode A thick 0.1~0.3mm,stainless steel cylinder components of 12~40mm diameter, the anode ends with Kthick 1~3mm titanium cathode. The cathode and anode tube axis perpendicular to the surface, plus 3~7KV voltage between the two, uniform axial magnetic field and anode tube of 1000~3000 Gauss.

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