1988:established headquarter in Zhejiang, mainly produce vacuum pump SK series for medicine industry 1997:established a sales branch in Shanghai 1998:research and develop SK-A,SK-D series for plastic industry 2007:establish foreign trade department and start foreign trade business  Main products: Liquid ring vacuum pump:SK,SK-A,SK-D,2SK,2SK-B,2BEA,etc Centrigugal pump: IZ(BL),etc Rotary vane vacuum pump:2X,2XZ-B,VRD,XD,etc CE;ISO9001:2000; ISO14001:2004; 1988:established headquarter in Zhejiang, mainly produce vacuum pump SK series for medicine industry 1997:established a sales branch in Shanghai 1998:research and develop SK-A,SK-D series for plastic industry 2007:establish foreign trade department and start foreign trade business  Main products: Liquid ring vacuum pump:SK,SK-A,SK-D,2SK,2SK-B,2BEA,etc Centrigugal pump: IZ(BL),etc Rotary vane vacuum pump:2X,2XZ-B,VRD,XD,etc CE;ISO9001:2000; ISO14001:2004; Leisuwash specializing in manufacture Automatic Car Wash Machine, Touchless Car Wash , Automatic Touchless Car Wash, touchless car wash equipment, robot car wash, smart car wash system, leisuwash 360, leisuwash leibao 360, laserwash 360, leisuwash touchless car wash machine, leisu wash touchless car wash automatic, leisu wash 360 high pressure touchless car wash equipment, robo car wash, touch free car wash, leisuwash 360 touch free car wash, leisuwash 360 price, automatic car wash price, leisuwash in malaysia, no touch automatic car wash machine.
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1. 2X rotary vane vacuum pump is of double-stage oil-sealed mechanical vacuum type and is the primary equipment to create vacuum for sealed vesselsby air extraction. Remarkably, this type of pump has become the leader in market with its unique and excellent performance,providing the following features:
fast extraction,compact size,light weight,low noise,easy mainainance and creation of high vacuum degree.
2. It is equipped with a reliable dust filter. Impurities may get into the inside of other types of rotary vane pump.
3. It has a dual-purpose screw serving as both release valve and oil inlet. Other double stage rotary vane pumps that have been in production for many years in China are so designed that the oil inlet is located in the air relief valve seat at pump inside bottom, so that to clear away any blockage in the oil inlet need to drain out the oil and remove the oil tank.
Company overview
Certificate:Â Â 
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Product overview
1. 2X rotary vane vacuum pump is of double-stage oil-sealed mechanical vacuum type and is the primary equipment to create vacuum for sealed vesselsby air extraction. Remarkably, this type of pump has become the leader in market with its unique and excellent performance,providing the following features:
fast extraction,compact size,light weight,low noise,easy mainainance and creation of high vacuum degree.
2. It is equipped with a reliable dust filter. Impurities may get into the inside of other types of rotary vane pump.
3. It has a dual-purpose screw serving as both release valve and oil inlet. Other double stage rotary vane pumps that have been in production for many years in China are so designed that the oil inlet is located in the air relief valve seat at pump inside bottom, so that to clear away any blockage in the oil inlet need to drain out the oil and remove the oil tank.
Company overview
Certificate:Â Â
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2X Series Rotary Vane Air Suction Pump
Model NO.: 2X
Product Name: Double Stage Oil-Sealed Rotary Vane Vacuum Pump
Model: 2X Rotary Vane Vacuum Pump
Standard or Nonstandard: Standard
Brand Name: Yhzkb
Color: Brown(Customized)
Seal Type: Flurine Mechanical Seal
Theory: Rotary Pump
Structure: Double Stage
Power: Electric
Trademark: YHZKB
Transport Package: Polywooden Cases
Specification: CE, SGS, TUV, ISO9001
Origin: Shanghai, China
HS Code: 8414100090
Model NO.: 2X
Product Name: Double Stage Oil-Sealed Rotary Vane Vacuum Pump
Model: 2X Rotary Vane Vacuum Pump
Standard or Nonstandard: Standard
Brand Name: Yhzkb
Color: Brown(Customized)
Seal Type: Flurine Mechanical Seal
Theory: Rotary Pump
Structure: Double Stage
Power: Electric
Trademark: YHZKB
Transport Package: Polywooden Cases
Specification: CE, SGS, TUV, ISO9001
Origin: Shanghai, China
HS Code: 8414100090
Product overview