4 Inch Mute Butterfly Flush Sub Mother Door Hinge with Two Ball Bearing Hardware
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Swing Door Hinges Description
Our door hinges are widely used hardware in household and building construction, which is a small piece accessory with the function of connection of doors and frame, the door hinge can allow a door to open and close easily. Most of them are made from steel and other metals with a simple design. There are also many types of door hinges in the market , such as Butt, Inset, Spring, Standard, and Surface Mount. The most common type of hinge used on the door is butt hinge, this type of door hinge are usually with two leaves mortised into the door and frame,allowing the two to butt up to each other. Bestsuppliers we offer all types of door hinges for all your hardware needs,and are available in multiple variances of black , brass, bronze , chrome,Copper.
Swing Door Hinges Application
This hinge is suitable for drawers, dressers, wardrobes, bedroom doors, etc., and has a wide range of uses.
Swing Door Hinges Production Process
The hinges manufacturing involves a series of steps , each of these steps ensure its perfect performance in final finished hinges. So here are the main steps of how he door hinges are made：
1.Raw material thermal treatment：
Firstly , we need to know the hinge manufacturing involves a certain degree of thermal treatment,the raw metal material will firstly heated to make it molten in a smelting unit,for the purpose of forming into various shapes and change its chemical composition.
The casting is an important machining working step, during the casting process , the metal is melted and then put into the mold to solidify the determined form. After casting , the pieces will be under finishing treatment to have an aesthetic feature.
Extrusion is a working technique that can force the metal against a specially shaped die under high pressure. The extruded hinges are usually stronger in mechanical property than stamped hinges.
Deformation of metal into a certain hinge shape is a complex process, that include bending, spinning, rolling, or forging it.The metal needs to be drawn and elongated , and stretched until it obtain a desired form.
Removing excess material from metal workpiece is another way to shape it into a hinge component. The cutting is usually accomplished by sawing, drilling , or shearing or laser and waterjet cutting.
6.Secondary production process of hinges:
The secondary production process involves treatment for protection against deterioration and wear.Every time a hinge is used,some of its metal is worn away. Thus some manufacturers will assemble hinge with ball bearing in the middle of each joint.The ball bearings ensure a smoother glide when the hinge is in motion, while for aesthetic consideration, the hinges before sending to customers , will also have a series of finishing treatments such as polishing, burnishing , painting to increase decorative appeal.
Q1:Can you send free samples?
Yes, we provide free samples. You can test our products before buying in bulk, and make sure everything is as you imagined.
Q2:How about interior door hinges prices？
The interior door hinges price depends on the cost of materials, labor, sea freight and other factors that may affect the unit cost. You can always consult us and get a favorable and reasonable quotation.
Q3:How can you guarantee the quality?
Our goods have international standard certification. We will confirm the product situation with you again in the production process. After the production, we will let our professional quality control group carry out quality detection and send the testing report to you. At the same time, we also support third-party testing organization to detect our goods.
Q4:How long is the delivery time for the interior door hinges?
The lead time is associated with the complexity of your products. We may have some confirmation on the details before making a final decision. But once the interior door hinges sample is approved, it will take roughly 30 to 45 days for mass production. Please contact us to know how long your products may take.
Q5:How do we start our business?
Step 1, please tell us the style and quantity you need.
Step 2, we will make PI for you to confirm the order details.
Step 3, when we have confirmed everything, we can arrange the payment.
Step 4, finally we deliver the goods within the stipulated time.
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