Jinxing is a China manufacturer of I-Type Thermal Break Strip, produced from PA66 nylon reinforced with GF25 glass fiber for thermally insulated aluminum profiles, energy-efficient doors and windows, and curtain wall systems. The strip is manufactured through extrusion, cooling, sizing, and precision cutting, with dimensional tolerances controlled within ±0.05 mm according to the stated production requirement.
Jinxing factory's I-Type Thermal Break Strip is designed for insertion into the corresponding grooves of insulated aluminum profiles and can be supplied in 6-meter straight strips or 500-meter coils. For non-standard profiles, we can review customer drawings and confirm the required section, dimensions, color, length, and processing requirements before production.
What Is I-Type Thermal Break Strip?
I-Type Thermal Break Strip is a non-metallic thermal insulation component used between separated aluminum profile sections to form a thermal break structure. Its I-shaped cross-section is designed for use with corresponding aluminum profile grooves and is commonly processed through strip insertion and roller forming.
The product uses PA66 nylon reinforced with 25% glass fiber (GF25), providing a material system suitable for thermally insulated aluminum profiles used in doors, windows, and curtain wall applications.
The correct strip size should be matched with the aluminum profile groove, cross-sectional dimensions, and processing method. For non-standard profiles, the required section can be reviewed against the customer's drawing before tooling and production are confirmed.
Key Features
PA66 GF25 Material
Made from PA66 nylon reinforced with GF25 glass fiber, the strip is designed for thermal break aluminum profile applications where dimensional stability and mechanical performance are required.
Controlled Cross-Section
The strip is produced by extrusion followed by cooling and sizing. Dimensional tolerances can be controlled within ±0.05 mm according to the production specification, helping maintain consistent section dimensions between batches.
I-Type Profile Design
The I-type cross-section is designed to match corresponding aluminum profile grooves and support common strip insertion and roller forming processes.
Straight and Coil Supply
Standard supply formats include 6-meter straight strips and 500-meter coils, allowing buyers to select a format suitable for their profile processing equipment and production workflow.
Material and Structure
PA66 Nylon with GF25 Glass Fiber
PA66 serves as the base polymer, while GF25 glass fiber is used for reinforcement. This material combination is applied to thermal break strips used in insulated aluminum profile systems.
Extruded I-Type Cross-Section
The profile is continuously formed through extrusion, followed by cooling and sizing to stabilize the required cross-section. The final geometry can be matched with the groove dimensions of the intended aluminum profile.
Glass Fiber Orientation
During extrusion, glass fiber distribution is controlled as part of the molding process. The resulting material structure is intended to meet the dimensional and processing requirements of thermal break strips used in insertion and roller forming applications.
Production Process
01
Material Preparation
PA66 nylon and GF25 glass fiber are prepared according to the production formulation. Incoming material inspection can include melt flow index, glass fiber content, and moisture content according to the applicable production control requirements.
02
Twin-Screw Extrusion
The prepared material enters a parallel twin-screw extrusion system, where it is plasticized, mixed, and continuously formed through the selected die.
03
Cooling and Sizing
The extruded profile passes through cooling and sizing equipment to stabilize the I-type cross-section and maintain the specified dimensions.
04
Dimensional and Surface Inspection
Production inspection focuses on cross-sectional dimensions, surface condition, and process parameters. Inspection requirements can be adjusted according to the product specification and order requirements.
05
Cutting and Coding
The finished strip can be supplied as 6-meter straight lengths or 500-meter coils. According to confirmed requirements, additional processing may include cut-to-length, end chamfering, and laser coding such as logo, batch number, and production date.
Applications
Energy-Efficient Doors and Windows
I-Type Thermal Break Strip is used in insulated aluminum door and window profiles to form the thermal break section between aluminum components.
Curtain Wall Systems
Used in thermally insulated aluminum profiles for curtain wall systems where the strip section must match the corresponding profile groove and processing method.
Insulated Aluminum Profiles
Suitable for aluminum profile manufacturers using strip insertion and roller forming processes to produce thermally separated profile assemblies.
Profile Manufacturing and Processing
The strip can be supplied in straight or coiled form according to the customer's production process. Non-standard sections can be reviewed against aluminum profile drawings before production.
Customization for Aluminum Profile Matching
The required thermal break strip should be selected according to the actual aluminum profile rather than by product name alone. For non-standard I-type sections, we can review the customer's profile drawing and confirm the required dimensions before tooling and production.
Customization can cover:
Non-standard cross-sectional dimensions
Tooling and production based on drawings
Special colors such as gray or white
Cut-to-length requirements
End chamfering
Customized packaging
Laser coding
For an RFQ, buyers can provide the aluminum profile section drawing, required strip dimensions, length, color, packaging requirements, and processing conditions. This allows us to confirm the suitable production configuration before order placement.
Quality Control
Quality control covers the main production stages from incoming materials to finished-product inspection.
Raw Material Inspection
Incoming PA66 and glass fiber materials are checked according to the applicable material-control requirements before entering production.
In-Process Control
Cross-sectional dimensions, surface condition, and key extrusion parameters are monitored during production to maintain dimensional consistency.
Laboratory Testing
According to applicable requirements, product testing can cover properties such as density, Shore hardness, longitudinal and transverse tensile strength, water resistance, thermal aging, and coefficient of linear expansion.
Pre-Shipment Inspection
Finished products are inspected for appearance and dimensions before shipment. Inspection documents can be provided according to the agreed order requirements.
Why Jinxing for I-Type Thermal Break Strip?
Direct Manufacturing We manufacture thermal break strips through our own extrusion production system, allowing the main production stages to be controlled in-house.
Drawing-Based Development For non-standard sections, we can work from customer drawings to review the required profile and arrange tooling and production where the specification is confirmed as feasible.
Flexible Supply Formats 6-meter straight strips and 500-meter coils are available to suit different profile processing and handling requirements.
Product-Focused Technical Support Our technical team can review issues related to profile groove matching, strip insertion, and roller forming based on the actual product section and processing conditions.
FAQ
What material is used for I-Type Thermal Break Strip?
Our I-Type Thermal Break Strip is made from PA66 nylon reinforced with GF25 glass fiber. It is designed for thermally insulated aluminum profiles used in doors, windows, and curtain wall systems.
Can you produce I-Type Thermal Break Strip from our drawing?
Yes. We can review customer drawings for non-standard cross-sections and confirm tooling and production requirements before manufacturing.
How do I choose the correct I-Type Thermal Break Strip size?
The strip size should be matched with the aluminum profile groove, cross-sectional dimensions, and the intended insertion and roller forming process. A profile drawing is recommended for specification confirmation.
Can you supply both straight strips and coils?
Yes. Standard supply includes 6-meter straight strips and 500-meter coils. The suitable format can be selected according to the customer's processing and handling requirements.
Can the color and length be customized?
Yes. Special colors and cut-to-length requirements can be confirmed according to the order specification. Non-standard dimensions should be reviewed from the profile drawing before production.
What information should I provide for a non-standard thermal break strip?
For a customized quotation or production review, it is useful to provide the aluminum profile drawing, required strip cross-section, dimensions, length, color, packaging method, and relevant processing requirements.
Send an inquiry to Jinxing for polyamide and PA66 GF25 thermal break strips, non-standard sizes, cut-to-length service and customized production requirements.
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