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Anti Aging Window Corner Bracket Precise Positioning Door Frame Bracket Weather Resistance

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Starmax Door&Window Accessories Co.,Ltd

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Anti Aging Window Corner Bracket Precise Positioning Door Frame Bracket Weather Resistance

OEM / ODM : Acceptable

Model Number : Starmax

Function : Mullion corner positioning, glue injection sealing, waterproofing, structural reinforcement

MOQ : Negotiable

Delivery Time : About 30-45days

Application : Thermal break aluminum system windows, aluminum mullion / middle column corner assembly

Certification : CE

Packaging Details : Paper box

Payment Terms : T/T

Price : Negotiable

Supply Ability : 5000pcs per month

Material : PP/PA

Brand Name : Starmax

Product Name : Mullion Injection Bracket

Place of Origin : China

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Window Corner Bracket For Aluminum Door Frame Corner Connection

Anti Aging Window Corner Bracket Precise Positioning Door Frame Bracket Weather Resistance

This Window Corner Bracket is designed for use with compatible aluminum door and window frame profiles where a formed corner connection component is required. Its construction features a broad mounting section, multiple fixing holes, and raised folded portions that provide a shaped structure for installation inside aluminum extrusions.

The bracket is particularly suited to frame assembly situations where the connector needs to follow the internal shape of the profile. Instead of relying on a simple flat plate, the formed geometry provides defined surfaces for positioning and fastening.

The black finish gives the component a discreet appearance after installation and makes it suitable for dark aluminum frame systems. Its compact design allows the hardware to remain largely contained within the frame structure.

Applications

This Window Corner Bracket can be considered for:

Aluminum door frame production
Window fabrication
Replacement hardware and repair work
Workshop assembly
Distributors supplying specialized aluminum frame components

Compatibility Note: When replacing an existing bracket, compare the original part with product images and available dimensions. Pay attention to hole locations, folded section shapes, overall dimensions, and internal profile space. Select based on physical and dimensional compatibility rather than application name alone.

Product Specifications

Function	Mullion corner positioning, glue injection sealing, waterproofing, structural reinforcement
Product Name	Mullion Injection Bracket
Material	PP/PA
OEM / ODM	Acceptable
Application	Thermal break aluminum system windows, aluminum mullion / middle column corner assembly

Application Scenarios

Broken bridge thermal insulation aluminum system windows
Aluminum window mullion / middle column corner assembly
Residential & commercial building window projects
Mass production in door & window manufacturing workshops

Why Choose Our Mullion Injection Bracket?

Mullion corner gaps are one of the main causes of window water leakage and air infiltration. Our Mullion Injection Bracket serves as a reliable positioning fixture for glue injection. The injected sealant forms a complete sealed layer at the middle column corner, greatly improving the structural stability and weather resistance of the whole window system.

About Us

Starmax Door&Window Accessories Co.,Ltd

We are a professional manufacturer of door and window accessories. Our full product portfolio includes:

Drain Cover
Aluminum Corner Joint
Waterproof Sticker
Silicone Windproof Block Series
Sliding Window Anti-Collision Adhesive
Glass Fan Diagonal Adjustable Cushion Block
Silicone Handle Protective Cover
Mullion Injection Bracket

We offer factory direct prices, strict quality control and fast shipment for global buyers. Welcome to contact us for samples, catalog and quotation.

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