IS 10701 : 2012
Wood - Structural plywood – Specification
summary
Structural plywood is a high-strength engineered wood product made by bonding multiple layers of veneer using adhesive under heat and pressure. It is designed for load-bearing applications in construction, including walls, floors, roofs, and scaffolding, providing stability, durability, and resistance to warping, cracking, and environmental stresses.
Why BIS Certificate is Mandatory for Structural plywood – Specification
BIS certification is mandatory to ensure structural plywood meets Indian Standards for strength, adhesive quality, moisture resistance, and safety. Certification prevents the use of substandard materials that may compromise structural integrity, ensuring buildings and construction projects remain safe, durable, and compliant with regulatory norms.
What is BIS Certified for Structural plywood – Specification
The BIS certified specification defines requirements for veneers, adhesive type, bonding strength, thickness tolerances, surface finish, moisture content, and durability of structural plywood. Compliance ensures the product can safely bear structural loads, resist delamination, meet fire retardancy norms, and maintain dimensional stability under varying environmental conditions.
Test required for Structural plywood – Specification
Material
| Title | Mandatory/Optional |
|---|---|
| Timber | Required |
| Adhesive | Optional |
| Plywood | Required |
| Treatment | Required |
Manufacture
| Title | Mandatory/Optional |
|---|---|
| Veneers | Required |
| Construction details | Required |
| Dimensions and tolerance | Required |
| Thickness | Required |
| Workmanship and finish | Required |
| Moisture content | Required |
| Glue adhesion in dry state | Required |
| Resistance to water test | Required |
| Resistance to MicroOrganism | Required |
| Tensile strength | Required |
Structural properties of plywood
| Title | Mandatory/Optional |
|---|---|
| Compressive Strength | Required |
| Bending Strength (Modulus of Rapture and Modulus of elasticity) | Required |
| Panel Shear Strength | Required |
| Plate Shear Strength (Modulus of Rigidity) | Required |
| Rolling Shear Strength | Required |
| Wet Bending Strength | Required |
| Retention of preservative | Required |
Benefits of BIS Certification for Structural plywood – Specification
1. Ensured Structural Safety
BIS certification guarantees plywood meets prescribed mechanical strength and bonding requirements, ensuring safe use in load-bearing construction.
2. Quality and Durability Assurance
Certified plywood is manufactured to uniform standards, resisting warping, cracking, and delamination for long-term structural performance.
3. Moisture and Environmental Resistance
BIS standards ensure proper adhesive quality and moisture control, making the plywood suitable for diverse climatic and humidity conditions.
4. Legal Market Access
BIS certification is mandatory in India, allowing manufacturers and importers to supply plywood legally for construction and infrastructure projects.
5. Consumer and Builder Trust
BIS-marked structural plywood gains credibility among architects, contractors, and builders, ensuring confidence in safety, quality, and compliance with Indian construction standards.