Posted on Wed, 27 Mar 2019 03:55:38 +0000
Roots vacuum pumps product display Product parameters Model ZJ-150~ZJ-1200 ZJP- 70~ZJP- 2500 Pumping speed（L/s） 150~1200 70~ 2500 Ultimate pressure （Pa） 1stage piston pump as backing pump 5×10-2 2 stage piston pump as backing pump 1×10-1 Max. allowable diff. pressure（Pa） 8×103...
Read MorePosted on Wed, 27 Mar 2019 02:51:28 +0000
In the last article, the structure and working principle of single stage vacuum pump were described. Next, we would like to introduce our two-stage vacuum pump. Our company’s best-selling double-stage vacuum pump mainly has two types: double-stage water ring vacuum pump and double-stage rot...
Read MorePosted on Tue, 26 Mar 2019 03:00:51 +0000
Many ta would like to know which is better, single-stage vacuum pump or double-stage vacuum pump. Next, I would like to introduce our company’s single-stage vacuum pump to you. Our company’s best-selling single-stage vacuum pump mainly has two types: single-stage water ring vacuum pum...
Read MorePosted on Tue, 26 Mar 2019 02:14:21 +0000
In the last article, the structure and working principle of the single-stage rotary vane vacuum pump were described. It can be seen from the article that the ultimate pressure of the single-stage rotary vane vacuum pump can only reach 1.3pa (some can reach 0.1pa). Why can’t the ultimate pre...
Read MorePosted on Mon, 25 Mar 2019 03:58:11 +0000
Our company’s hot single water ring vacuum pump 2BV2 and 2BV6 series water ring vacuum pump/compressor are mainly used to remove explosive gas and work in various flammable and explosive environments. Their performance parameters are the same as 2BV2 and 2BV5 series. 2BV series stainless st...
Read MorePosted on Mon, 25 Mar 2019 03:03:42 +0000
Two-stage water-ring vacuum pump sk-0.4, sk-0.8 and sk-1.5b water-ring pump is used to pump air and other non-corrosive, insoluble in water, not rich in solid particles of gas, in order to form a vacuum in a closed container. Inhaled gas should contain a small amount of liquid. Double stage water...
Read MorePosted on Fri, 22 Mar 2019 03:28:42 +0000
EVP vacuum technology co., ltd. is a professional vacuum pump sales, installation, maintenance of manufacturers, the company’s main water ring vacuum pump, vane vacuum pump, screw vacuum pump, roots vacuum pump,dry scroll vacuum pump, molecular vacuum pump, diffusion pump, piston pump, wate...
Read MorePosted on Fri, 22 Mar 2019 02:38:49 +0000
Dry scroll vacuum pump principle The dry compression vacuum pump operates according to the working principle of the scroll compressor. Each pump is integrated with two Archimedes screw rods, which reduces the volume of the groove and compresses the gas from the outside to the inside to create a v...
Read MorePosted on Thu, 21 Mar 2019 03:48:14 +0000
Water ring vacuum pump structure description Description of water ring vacuum pump structure: water ring vacuum pump is composed of pump body, front and rear end cover, impeller, shaft and other parts. And parts and parts are complementary to each other, less than a water ring vacuum pump will be...
Read MorePosted on Thu, 21 Mar 2019 03:02:20 +0000
Rotary vane vacuum mechanical pump overview Rotary vane vacuum mechanical pump is a new and advanced imported product, which is a blank in China. It has eccentric device, the rotor inside the pump hole and rotor groove inside the rotor piece, when the rotor drives the rotor piece to rotate, the r...
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