Zhongjie Fiber - Professional Fiberglass Composite Manufacturer
Cold Chain Logistics
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Cold Chain Logistics

Utilizing the lightweight insulation of PP cores for refrigerated truck panels and containers, improving efficiency and reducing energy use.

Cold Chain Logistics
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

Refrigerated Body Skin Specs

Product CodeGSM (g/㎡)Thermal Cond.Process
P180-T18000.024 W/mKBonding
P250-T25000.024 W/mKBonding

Matrix Resins

Polyurethane Adhesive

Process & Performance

PP sandwich structure provides high flexural rigidity while cutting the thermal bridge effect. Flat surfaces are ideal for logistics branding.

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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