JP70 Premium Thermal-Break Casement Window Aluminium Profile
Products are supplied through qualified partner manufacturers in China. 6063 alloy, 0.6–5.0mm wall, indicative MOQ 1 ton, subject to specification and manufacturer confirmation. Applicable manufacturer certificates, subject to model-specific scope and validity verification. Delivery destinations and terms are confirmed against documented order requirements. Project-specific manufacturer authorization and applicable quality and compliance documents are provided with shipment where applicable. Get quote.
Product Overview & Technical Data
Product Overview
Flagship 70-series thermal-break window platform for cold-climate and passive-house projects. 6063-T5 aluminium with 24 mm PA66-GF25 multi-cavity thermal-break strip. Triple-seal chamber design, Uw as low as 1.5 W/(m²·K) with Low-E triple glazing.
jp70 thermal break window profile 70 series engineered for superior thermal insulation, high-performance fenestration systems, and architectural window manufacturing.
Multi-Cavity Thermal Break
24 mm PA66 strip with 5 hollow chambers — 40% lower thermal transmittance than single-chamber designs.
Triple Seal Chamber
Independent drainage, pressure equalisation and interior air-tightness zones — Class E1500 water tightness.
Isothermal Extrusion
Closed-loop temperature control ±3°C during extrusion for uniform grain and finish quality.
Steel-Reinforced Option
Optional galvanised steel liner (1.5-2.0 mm) inside frame chamber for high-rise / high-wind projects.
Universal Hardware Groove
Compatible with mainstream compatible hardware system.
Supply & Delivery Notes
Contract & Export Entity
Luyu International coordinates the contract, payment, export documents and project delivery.
Manufacturing Arrangement
Approved manufacturers organize production against confirmed drawings, specifications and orders.
Quality & Documents
Manufacturer certificates, test reports, batch inspection and third-party inspection can be arranged.
International Delivery
FOB, CIF and DDP support covers packing, loading, customs declaration and international logistics.
Certificates, test reports and delivery documents are subject to the current project, product model and documents available from the manufacturer.
Technical Data & Specification Review
Published parameters are reference configurations for this series. Final values are subject to approved drawings, manufacturer technical documents, samples and project inspection records.
| Product code | JP70 · 70 mm thermal-break casement |
| Alloy / temper | EN AW-6063-T5 (GB/T 5237.1) |
| Wall thickness | 1.6 – 2.4 mm (EN 12020 Class A) |
| Thermal-break strip | 24 mm multi-cavity PA66-GF25 |
| Sight-line height | 45 / 50 mm variants |
| Glazing rebate | 65 mm — accepts 5+12A+5+12A+5 triple IG |
| U-value (Uw system) | 1.9 W/(m²·K) standard · 1.5 W/(m²·K) with Low-E argon triple IG |
| Sound reduction | Rw ≥ 38 dB with laminated triple IG |
| Air permeability | Class 4 per EN 12207 |
| Water tightness | Class E1500 per EN 12208 |
| Wind load | Class C5 per EN 12210 |
| Standard length | 6.00 m (custom on request) |
| Base standards | GB/T 5237.1 · GB/T 8478 · GB/T 8478-2020 |
Passive-house institute (PHI) certification available on qualifying project sizes.
Choose the JP70 sub-family for your climate zone
Design Consultation
Send project drawings & climate zone — receive full profile schedule + U-value calculation within 48h.
Prototype
Physical extrusion sample + finish colour panel shipped for approval before mass production.
Production
Isothermal extrusion → T5 aging → surface finishing → thermal-break crimping → dimensional QC.
Applications
High-Rise Residential
30F+ apartment glazing
Institutional
Government / cultural buildings
Educational
Schools / universities
Healthcare
Hospitals / laboratories
Quality Control & Inspection
JP70 Standard
General cold-climate
- Frame: 70 mm
- Break: 24 mm PA66
- Glass: 24 mm IG
- Uw: ≤ 1.9
- Use: Residential / commercial
JP70 Passive
Passive-house grade
- Break: 24 mm 5-cavity
- Glass: 44 mm triple IG
- Uw: ≤ 1.5
- Use: Passive / near-zero energy
JP70 High-Rise
Coastal / tower
- Steel liner: 2.0 mm
- Wind: C5 / 5000 Pa
- Height: up to 200 m
- Use: Skyscraper glazing
JP70 Acoustic
Airport / rail
- Glass: 6+12+6+12+8 lam
- Rw: ≥ 42 dB
- STC: 44
- Use: Noise-critical envelope
5-Year Colour Warranty
Powder coat and PVDF finishes warranted against fade and chalking for 5-25 years.
Packing & Delivery
Packaging
PE film + corner protector + carton + fumigated pallet — 20’/40′ HQ container loading.
Shipping
FOB / CIF / DDP available — global forwarder network.
Support
Fabrication training + node re-engineering + 5-year warranty on the profile system.
Related Products
Project Sourcing & Export Delivery
Requirement Review
Confirm application, drawings, specifications, quantity, destination and delivery target.
Technical Alignment
Check materials, dimensions, performance, finish and destination-market standards.
Quality Inspection
Arrange samples, production checkpoints, factory or third-party inspection as agreed.
Export Delivery
Align packing, labels, documents, container loading and international logistics.
Request a Quote
Specification review, supplier verification, quality control, export packing and delivery coordination for international projects and professional buyers.
