Zhongjie Fiber - Professional Fiberglass Composite Manufacturer
Railway Interior Composites
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Railway Interior Composites

PP Core materials (P180/250) and flame-retardant fiberglass for high-speed rail interior panels and car ceilings, providing weight reduction and sound insulation.

Railway Interior Composites
Core Material
PP Core MatPP core mat with sandwich structure combining biaxial fabric, polypropylene core, and chopped layer. This core mat is specially designed for RTM and vacuum infusion processes in lightweight composite manufacturing.

Technical Protocol

Tech Specs & Details

Rail Interior FR Specs

Product CodeGSM (g/㎡)Smoke/ToxProcess
P180-FR1800Low (EN45545)Press
P250-FR2500Low (EN45545)Press

Matrix Resins

Phenolic
Vinyl Ester (FR)

Process & Performance

Meets high fire safety standards (low smoke/tox). Lightweight interior components reduce energy consumption and resist daily impacts.

Specified Material

PP Core Mat

PP core mat with sandwich structure combining biaxial fabric, polypropylene core, and chopped layer. This core mat is specially designed for RTM and vacuum infusion processes in lightweight composite manufacturing.

View Technical TDS
Internal Structure
structural_scan_v4.0
Alignment Confirmed

Internal Structure

Micro-alignment QC

Precise Knitting

Multi-layer fiber orientation controlled by Karl Mayer machines for optimal structural strength.

Rapid Wet-out

Optimized fiberglass sizing ensures extremely fast resin penetration, boosting production throughput.

Bespoke R&D

Tailor-made material structures based on specific mechanical requirements for optimal weight-strength ratios.

Partner with Material Experts

Our engineering team is ready to assist with custom fabric structures, providing full lifecycle support from design to process optimization.

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