Analysis of Vacuum Distillation in Metallurgy

Posted on Fri, 18 May 2018 08:20:08 +0000

Vacuum distillation in metallurgy is mainly reflected in the vacuum smelting of non-ferrous metal materials, with a short process, less consumption, higher metal recovery, and many advantages, like non-waste (waste water, waste residue, waste gas), no pollution to the environment, little processi...

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The capacity relationship between roots pump and fore pump

Posted on Fri, 18 May 2018 08:19:04 +0000

The relationship between roots pumpcapacity and the pumping speed of the former pump depends on the volume efficiency and the pressure difference of the roots pump license. If the volume efficiency is low, the effective pumping speed of the roots pump system will decrease obviously. If the pressu...

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General Material Grades Check List

Posted on Fri, 18 May 2018 08:18:33 +0000

Mould material is the material and technical foundation of mould manufacturing industry. The mould steel is the traditional mold material, its variety, specification and quality have a decisive effect on the performance, service life and manufacturing cycle of the mould. The die steel plate numbe...

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Vacuum pump bearing maintenance

Posted on Fri, 18 May 2018 08:17:02 +0000

Common causes of bearing fever during vacuum pump operation As the vacuum pump in high-speed operation will be formed, the rotor speed is too fast will form a bearing support rotor fever. Usually formed during the operation of the vacuum pump bearings overheating have the following reasons and va...

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Specialized silicone oil of Diffusion pump

Posted on Fri, 18 May 2018 08:12:55 +0000

EVP Diffusion pump silicon oil use high quality base oil and imported additives deployment is a Ideal lubricating material, widely used in China’s military enterprises, display industry, lighting industry, solar industry, coating industry, refrigeration industry. Performance: Extremely low ...

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Vacuum system of vacuum distillation plant

Posted on Fri, 18 May 2018 08:03:18 +0000

1.The features for vacuum system of vacuum distillation plant (1) Must be able to remove steam and other various distillate discharge of steam; (2)Vacuum systems for industrial vacuum distillation equipment need to have a larger pumping capacity, can extract the gas at higher temperatures; (3)Vac...

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EVP Vacuum Distillation System: From CNSL to Cardanol

Posted on Fri, 18 May 2018 07:58:22 +0000

Vacuum distillation is one of the distillation methods under reduced pressure. It is generally used to separate substances that are easily decomposed or polymerized when heated to boiling under atmospheric pressure or to combine with other distillation methods such as steam distillation to lower ...

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Ultimate Pressure of Roots Pump System

Posted on Fri, 18 May 2018 07:55:45 +0000

Roots pump, also named as roots booster, its main function is increasing vacuum pressure. Single roots pump can reach 5*10-2Pa, suitable for application with working pressure ranging 103~10-1Pa. But traditional roots pump cannot be started separatly, it should be supported by mechanical pump (als...

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EVP VS SIHI in Liquid Ring Vacuum Pump

Posted on Fri, 18 May 2018 07:49:53 +0000

SIHI, as a world-famous brand in the field of liquid ring vacuum pump, is the choice of numerous customers. Then, compared to SIHI, what are EVP’s advantages? Firstly, product performance: Our 2BV can completely replace SIHI LEM series in performance, 2BE replaces LEH series and DLV replaces LPH ...

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Feature of oil lubrication ,grease lubrication and magnetic levitation molecular pump

Posted on Fri, 18 May 2018 07:46:34 +0000

Molecular pump is a vacuum pump that transfer momentum to the gas molecules by high-speed rotation of the rotor to get directional speed, gas molecules will be compressed and was driven to the exhaust port. The molecular pumps are distinguished according to rotor structural characteristics as bel...

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