Company Details
  • NINGBO BEILUN LEMA MACHINERY TECHNOLOGY CO.,LTD

  •  [Zhejiang,China]
  • Business Type:Manufacturer
  • Main Mark: Americas , Asia , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:41% - 50%
  • Certs:ISO9001, CE, GB, FDA
  • Description:Hydraulic Automatic Door Closer,Hydraulic Door Closer,Automatic Door Closer
NINGBO BEILUN LEMA MACHINERY TECHNOLOGY CO.,LTD Hydraulic Automatic Door Closer,Hydraulic Door Closer,Automatic Door Closer
Home > Products > Die Casting Parts > Aluminum Die Casting Parts > Aluminum die casting hydraulic automatic door closer

Aluminum die casting hydraulic automatic door closer

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    Payment Type: L/C,T/T,Western Union
    Incoterm: FOB,CIF,CIP
    Min. Order: 1 Piece/Pieces
    Delivery Time: 15 Days

Basic Info

Model No.: LM-DL-001

Material: Aluminum Alloy

Type: Outside-mounted, Anchor Point Of 90° Or No Anchor Point Of 180°

Installation Type: Doorframe

Function: Buffered

Standard: European Standard

Remote Control: Without Remote Control

Door Width: 1000mm

Door Weight: 25~45Kg

Usage: Market

Color: Silver, Silver

Product Name: Hydraulic Automatic Door Closer

Shape: Round Or Hydraulic

Max Door Weight: 25-45kg, 45-60kg, 60-80kg

Maximum Door Width: 500-2000mm

Door Closer Weight: 1-2.5kg

Finish: Powder Coating

Application: Office Door, Fire Door And Others

Packing: 1 Pc/small Box, 10 Pcs/carton

Additional Info

Packaging: 10 pcs/carton, wooden pallet

Productivity: 20000 pcs/month

Brand: LEMA

Transportation: Ocean

Place of Origin: Zhejiang, China

Supply Ability: 5000

Certificate: CCC, ISO

Product Description

Aluminum die casting hydraulic automatic door closer


  • Product description

Operation principle for hydraulic automatic door closer:

Automatic door closing device, the working principle is when the door is opened, door body femoral artery connecting rod to act and make gear rolling drive rack piston move to the right. Spring was tightening on the right plunger in the process of hydraulic oil in the compression cavity of right. A one-way valve ball valve on the left side of the plunger is opened under the action of the oil pressure, and the hydraulic oil in the right cavity flows into the left cavity through a one-way valve. When after the completion of the opening process, because the spring in the open process by the austerity, the elastic potential energy of the savings were released, will push the piston to the left femoral artery and gear and door closers connecting rod rolling, to keep the door closed. In the spring to release process, because the door is the left chamber of the hydraulic oil by the compressed, the check valve is closed, hydraulic oil only through the gap between the shell and the plunger outflow, and through the hole in the plunger and two with save the spool flow back into the right chamber. Closed door varieties can be divided into: exterior and embedded in the top of the door closed, embedded door closed device, the bottom of the door behind closed doors (spring), vertical closed (built in vertical door closers) and other types of door closers.


Specification introduction for hydraulic door closer:


  • The max width of door is 500-1000mm, suitable for door weight of 25-45kg, distance is 126mm*19mm
  • The max width of door is 600-1200mm, suitable for door weight of 45-60kg, distance is 162mm*19mm
  • The max width of door is 1000-2000mm, suitable for door weight of 60-80kg, distance is 229mm*19mm
  • All types with a function of stopping at anchor point of 90°or no anchor point of 180 °


Detail pictures for automatic door closer:


25-45kgs door closer


45-60kgs door closer


60-80kgs door closer


Door closer accessories:


door closer


Customized Silk-screen logo:


door closer customer logo




  • Packaging and shipping


automatic door closer


hydraulic automatic door closer


hydraulic door closer


door closer packing


packaging


door closer packaging


door closer package




  • Company information

NINGBO BEILUN LEMA MACHINERY TECHNOLOGY CO., LTD is a companyspecialized in designing and manufacturing various kinds of moulds, Aluminum Die Casting Parts, Zinc Alloy Die Casting parts, aluminum gravity casting parts, aluminum sand casting parts, stainless steel casting parts, precision Machining parts and Metal Stamping Parts. The company mainly supply to automobile parts, motorbike parts, railway parts, communication parts and light parts for my customers. The most of parts are export to occident countries.

company



company information


  • Questions and Answer:

Q: How many years of experiences about your company?

A: We have 10 years experiences

Q: What kind of the materials and product do you provided?

A: We have aluminum, aluminum alloy, zinc, zinc alloy, magenesium and other materials, we provided Die Casting Mould, die casting part, sand casting, gravity casting, CNC Machining Part and so on.

Q: How long will delivery?

A: General within 25 days

Q: What's the advantage of your company?

A: We have advanced equipment and strict quality inspection

If you interested in our product please send inquiry to us!

We look forward to hearing from you!

Looking for ideal Hydraulic Automatic Door Closer Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Hydraulic Door Closer are quality guaranteed. We are China Origin Factory of Automatic Door Closer. If you have any question, please feel free to contact us.

Product Categories : Die Casting Parts > Aluminum Die Casting Parts

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  • Aluminum die casting hydraulic automatic door closer
  • Aluminum die casting hydraulic automatic door closer
  • Aluminum die casting hydraulic automatic door closer
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