Rigid Polyurethane Systems
Sandwich panel production
MENGWEI materials in use on a customer’s sandwich panel production line.
Discuss your applicationRigid PU combination system for continuous lamination and discontinuous press lines, engineered for stable cream-gel timing and B2 fire-retardant performance.

Rigid PU combination system formulated for sandwich panel production — available in both continuous lamination and discontinuous press line variants. Engineered for consistent cream-gel times, B2 fire-retardant performance, and stable foam structure across humid production environments.
| Density | 38-45 kg/m³ |
|---|---|
| Cream time | 10-25 seconds |
| Gel time | 35-80 seconds |
| Tack-free time | 90-180 seconds |
| Fire retardant | B2 standard, B1 on request |
| Line type | Continuous & discontinuous |
Specifications shown represent typical ranges. Specific product variants may differ — please request the relevant TDS for exact values.
MENGWEI MATERIALS
See MENGWEI materials at work in customer production and on site.
Filmed at customer sites using MENGWEI materials.
Rigid Polyurethane Systems
MENGWEI materials in use on a customer’s sandwich panel production line.
Discuss your applicationRigid Polyurethane Systems
A supporting view of a customer’s panel processing step.
Discuss your applicationCore insulation for cold rooms and controlled storage.
Stable foam rise for metal-faced wall panels.
Thermal insulation and dimensional stability for roof panels.
Panel materials for transport and modular refrigeration.
For grades not yet published online, MENGWEI prepares a matched document package after checking the application window.
Request TDSBenchmarked to BASF Elastopor specifications with comparable technical performance and a more cost-effective overall package.
220kg drums or 1000L IBC totes, 20-ton container load
1-ton trial / 5-ton standard / 18-20 ton container
Ex-works Shanghai or FOB Shanghai Port / Qingdao Port. Typical transit to Southeast Asia 7-14 days, Middle East 18-22 days, Latin America 40-55 days.
Multilingual TDS & SDS documentation support
Application support from formulation chemists
Custom formulation adjustments available
Video training and on-site consultation for qualified accounts
Share your application details and our technical team will respond within one business day.