Hydraulic Overhead Door Closer Made In China

Anhui Haida Door Control Equipment Co., Ltd. is one of the most experienced manufacturers and suppliers of hydraulic overhead door closer made in china in China. With abundant experience, we warmly welcome you to wholesale bulk high quality products in stock here and get free sample from our factory. Customized orders are welcome.

This door closer is from HEINDA. This product is suitable to use with a door between 25 to 150 kg. You can choose the right model according to your needs, there are 4 models to choose from. This one well-matched with escape doors, fire doors, commercial doors, security doors, and more. The material that is used to make this product is a top-grade aluminum alloy that is also environmentally friendly. To add an extra protection to the door, door closer, and door frame, it is designed to have an anti-external force device. The latching speed and closing speed are made to be alterable and those two functions are controlled by two independent valves

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Haida Door Control Co., Ltd. is a group of companies specializing in the production of hydraulic hardware door control and intelligent induction door control series, integrating design and development, manufacturing, sales and service.

Haida door control products mainly include: floor springs, all kinds of external, hidden door closers, glass hardware, automatic induction doors, automatic flush door openers, access control systems and other types of hardware intelligent door control. High-tech R&D center stands in New World Tower, 18 Queen's Road Central, Hong Kong. The sales headquarter is located in the Shanghai district of Suzhou River, adjacent to the bustling Nanjing Road pedestrian street. At present, three production bases have been set up in Zhejiang, Jiangsu and Anhui respectively, totaling 196,000 square meters, with annual sales of 4 million units of floor springs, 1 million units of door closers, and 100,000 sets of automatic swing doors and sliding door units.

>>There are as many as 300 CNC machines, which can cope with various machining requirements such as turning, drilling, boring, grinding, gear processing and milling.

>>The company has 12 fully-automatic production lines are imported from overseas automatic ultrasonic cleaning line, automatic drying and painting line, etc.

>>The company is equipped with a 30M long mesh belt quenching furnace and 5 well carburizing furnaces, 3 EDMs, 3 wire cutting machines and a professional heat treatment production workshop.

>>Machining center equipment includes: 1 Taiwan-imported Haas machining center machine, 7 Taiwan-imported machining center machines, 7 Jieyongda and 4 Nanjing Syso machining center machines

>>Professional aluminum die-casting workshop, with 5 large centralized melting furnaces and supporting robots for operation and production

Q: Is it all right to make customer's own brand name?

A: Yes,we have OEM service.

Q: Are you a manufactuer or trading company?

A: We are professional manufacturer with 35 years experience.

Q: How can I get a sample to check your quality?

A: The sample is available. But normally client will be fin charged the express cost and sample fee. 

Q: Packaging & Shipping:  

A: Sample shipped by UPS,FedEX,DHL and others express, freight charged paid by your side. Big order goods can be shipped by sea. 

Q: What are your main products? 

A: HEINDA door control products mainly include: floor springs,door closers, glass hardware, automatic sliding doors, automatic swing door openers, access control systems and other types of hardware intelligent door control.

Q: Does your product have warranty service? How long is the warranty period?

A: The product warranty period depends on the product, generally ranging from 5-10 years.