JAS Larch Structure Plywood
In structural applications, plywood performance is often affected by uneven strength distribution, dimensional movement under humidity, and bonding failure over time.
We address these points by selecting larch veneers with aligned grain direction to improve structural consistency.
Phenolic bonding is applied under controlled pressure and temperature to limit water penetration and maintain bonding integrity.
Layer configuration and pressing cycles are adjusted to stabilize thickness and reduce internal stress.
This structure allows the panel to perform in roofing decks, subfloor systems, and wall sheathing where dimensional stability and predictable load response are required, especially under Japan's humidity conditions.

Key Features
Consistent structural strength across panels
Improved resistance to moisture exposure
Larch veneer supports better mechanical performance
Manufactured to JAS structural requirements
Controlled emission level F☆☆☆☆
Suitable for load-bearing construction parts
Product Details





Product Specification
| Species | Larch |
| Type | Structural plywood |
| Size | 910×1820mm |
| Thickness | 9mm / 12mm / 24mm |
| Layers | 5 ply / 9 ply |
| Glue | Phenolic / F4S |
| Certification | JAS Special Class 2 |
| Moisture Content | 10% ±2% |
| Formaldehyde | F☆☆☆☆ |
| Usage | Roofing / Flooring / Wall |
| Packing | Export pallet packing |
| Loading | Standard container loading |
Application





FAQ
Does this panel meet Japan structural requirements?
Production follows JAS Special Class 2 specification
How does it perform under humid climate?
Bonding system and pressing control help limit moisture impact
Can panel structure be adjusted?
Layer count and thickness can be arranged based on demand
What ensures bonding durability?
Phenolic resin and controlled hot pressing process
How is the product prepared for shipment?
Panels are palletized and fixed for container transportation
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