Haifeng Gong, Ph.D.
R&D Lead — composite materials, pultrusion process development, and standards
Haifeng leads materials and process R&D at F1 Composite. The focus areas are resin chemistry selection (polyester, vinyl ester, polyurethane, phenolic), fiber architecture for cross-direction strength without surface telegraph, fire and thermal performance, and standards research that turns lab capability into specifications customers can defend in design review.
- Composite materials science
- Pultrusion process development and simulation
- Resin chemistry and fire-retardant systems
- Thermal performance and Passivhaus certification work
- Thermoset FRP recycling and sustainability research
16 published articles
- FRP Density Explained: How Fibers, Mats, Fabrics and Resin Set the Density of a Pultruded Profile
Material Science · Updated 2026-07-16 · 9 min
- How the Whole-Window U-Value Is Actually Calculated (EN ISO 10077-1)
Thermal Performance · Updated 2026-07-11 · 9 min
- Passive House Window U-Value Requirements: PHI Climate Zones, Phius, and What Qualifies
Thermal Performance · Updated 2026-07-11 · 10 min
- U-Value vs SHGC: The Two Window Numbers and How to Set Them by Climate
Thermal Performance · Updated 2026-07-11 · 9 min
- Pultruded Thermal Break Profiles for Aluminum Windows: What Changes When the Break Is GFRP, Not Polyamide
Thermal Performance · Updated 2026-07-11 · 10 min
- Why Aluminum Window Frames Stream Water in Cold Climates — the Physics and the Fix
Thermal Performance · Updated 2026-07-07 · 9 min
- FRP Pultruded Curtain Wall Mullions and Transoms: Why E23 Runs Out, and What Carbon/Glass Hybrid, Braided Pultrusion Is Built to Solve
Engineering Deep-Dive · Updated 2026-07-06 · 12 min
- FRP Thermal Break Profiles for Curtain Walls: The Isolator Is a Structural Member, Not a Spacer
Engineering Deep-Dive · Updated 2026-07-01 · 11 min
- Pultruded FRP Pipe for Coal Mine Gas Drainage: Anti-Static and Flame-Retardant by Design
Coal Mine Safety · Updated 2026-06-03 · 11 min
- The Surface Finish Question — How Transverse-Reinforced Pultrusion Removes Glass-Fiber Telegraph from FRP Window Profiles
Material Innovation · Updated 2026-04-30 · 11 min
- Thermoset FRP Is Now Recyclable: How Chemical Degradation Recovers Glass Fibers and Resin
Sustainability · Updated 2026-04-06 · 7 min
- Fire Resistance of FRP Profiles: Ratings, Resin Chemistry, and Real-World Applications
Technical Guide · Updated 2026-04-06 · 8 min
- Pultruded FRP vs Steel, Aluminum, PVC, and Wood: Impact Resistance Under 3-Point Bending Drop Test
Material Science · Updated 2026-04-06 · 7 min
- FRP Fenestration: How Pultruded Window Frames Achieve Passivhaus Certification
Thermal Performance · Updated 2026-04-03 · 9 min
- FRP vs Aluminum Window Frames: Thermal, Structural, and Lifecycle Performance
Fenestration · Updated 2026-04-01 · 8 min
- Why FRP Window Frames Outperform Aluminum in Thermal Insulation
Fenestration · Updated 2026-03-28 · 7 min
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