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Nylon Fire Resistant Heat Breaking Profiles PA66 Thermal Break Strip for Aluminum Window and Doors

  • After-sales Service: Engineers Available to Service Overseas
  • Warranty: 1 Year
  • Material: PA66 reinforced by fiberglass
  • Refractoriness: more than 255°C
  • Diameter: 10-50mm
  • Apparent Density: 1.25-1.35 g/cm3
  • Surface treatment: Unfinished
  • Usage:aluminum windows and doors
  • Color: Black
  • Transport Package:Roll or linear
  • Specification: Multiple specifications available, such as Type I, Type C and etc.
  • Trademark: Polywell
  • Origin: Zhangjiagang City, China
  • Type: Profiled
  • Forming way: Extrusion
  • Application: Structural components
  • Material Properties:High Temp Resistance 
  • Market Served:Windows & Doors
  • Customized:Customized
  • Usage:Internal
  • Color:Single Color
  • Surface Finishing:Unfinished
  • Application: Thermal break aluminum profiles 
  • Raw material: PA66GF25 granules 
  • Technical Performance: GB/T236151.1-2009 or GB/T236151.1-2017
  • Print: Customized laser printing
  • UV resistance: Yes
  • HS code: 391690
  • Port: Shanghai Port
  • Size: As drawing
  • Length: 6m/piece or customized
  • OEM service: available
  • Overview
  • Related Products

What is a polyamide strip?
The polyamide strip is a mouldable composite material. Its fibers are oriented in all three dimensions to ensure appropriate strength. As such, manufacturers can use these strips across all types of fenestration, including oversized and impact resistant systems. Therefore, polyamide thermal barriers are the best for thermal break windows.

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Why use polyamide strip as thermal barrier function?
1. Because polyamide strip including Polyamide and glass fiber, Its Strength can reach requirement for aluminum profile window, door, curtain and walls.
2. Conductivity of polyamide strip is very low, prohibit hot air or cold air transferred from outside to inside, energy saving product

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Features:
1. The working temperature of the thermal insulation strip is 200°C. This enables coating process after assembly of composite profiles;
2. High mechanical strength, able to connect with metal hardware fittings when bearing draw and shear stress;
3. Excellent product tolerance of less than 0.1mm, ensuring air and water tightness and overall composite profile dimensions;
4. High corrosion-resistance, weather-resistance, heat-resistance, alkali-resistance and long life of usage;
5. The thermal expansion coefficient of PA66GF25 is similar to aluminum thus ensures that product does not affect the integrity of the thermally insulated aluminum profiles;
6. Precisely dimension ensures the lifespan of aluminum extrusion tools, no danger of bending cracks during rolling, very good knurling effect at the hammer head and easy to assemble.

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Application and Advantages
Aluminium window has the disadvantage of limited thermal insulation. Its Uf value, which indicates the amount of heat that passes through a window profile, is simply too high. If your windows have standard aluminium profiles, your home may develop condensation, or even mould. Besides the resulting high repair costs, household mould also aggravates respiratory problems such as asthma.
But that disadvantage has now been completely eliminated if you install polyamide strips in aluminum windows. In fact, thanks to the development of a new invention known as thermal break profiles, aluminium is at least as good as its competitors. In these profiles, produced with specialized machines, a polyamide strip is placed between the inner and outer sections of the profile.
Polyamide is a plastic that insulates more than 500 times better than aluminium, so thermal break profiles have a much lower Uf value - and transmit much less heat or cold. As a result, your home stays warmer in winter, while keeping the heat outside more easily in summer.

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How to storage polyamide thermal break strips?
First, Store profiles horizontally in order to prevent bending or twisting the material, otherwise long storage periods cause permanent sagging. Support long lengths.
Second, Maintain ambient temperature in the range from 15 to 20 °C.
Third, Protecting against moisture.

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Package
For all specifications / shapes, they could be packaged in linear, the length will be 6 meters, or customized.
For the Shape "I" "C", and some simple shapes, they can be packed in rolls. The length usually is around 300-600 meters per roll. 

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Our service
1. Expertise in the production of standard polyamide thermal break strips.
2. Respect customers' needs, provide customized products, try best to satisfy customers' requirements.
3. Fast service and on-time delivery 
4. Strict quality control system, each production process will be strictly supervised by us. 
5.We can provide all products on the insulation strip production line and the technical support.

 
Different shapes:
strip 

  

Product Performance

Item

Unit

GB/T 23615.1-2009

PW-Technical specification

Density

g/cm3

1.3±0.05

1.28-1.35

Linear expansion coefficient

K-1

(2.3-3.5)×10-5

(2.3-3.5)×10-5

Vicat softening temperature

ºC

≥230

≥233

Melting point

ºC

≥240

≥240

Testing for tensile cracks

-

No cracks

No cracks

Shore hardness

-

80±5

77-85

Impact strength(Unnotched)

KJ/m2

≥35

≥38

Tensile strength(longitudinal)

MPa

≥80a

≥82a

Elasticity modulus

MPa

≥4500

≥4550

Elongation at break

%

≥2.5

≥2.6

Tensile strength(transverse)

MPa

≥70a

≥70a

High temperature tensile strength(transverse)

MPa

≥45a

≥47a

Low temperature tensile strength(transverse)

MPa

≥80a

≥81a

Water resistance tensile strength(transverse)

MPa

≥35a

≥35a

Aging resistance tensile strength(transverse)

MPa

≥50a

≥50a

                                                                      1. Sample water content less than 0.2% by weight.
                                                                      2. Norm laboratory condition:(23±2)ºC and (50±10)% relative humidity.
                                                                      3. The specifications marked with "a" only applies to I-shape strip otherwise, the specifications concluded between supplier and buyer through consultation, shall be written in contract or purchase order.

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