Oriented Strand Board (OSB)
Size: 1220x2440mm, 1250x2500mm, 1250x3000mm, or as Customized
Thickness: 2.7–30mm(3mm,5mm,9mm,12mm,15mm,18mm)
Certification: FSC, CE, EUTR, CARB, EPA, F4
Core Material: Pine, Eucalyptus, Poplar, Combi core or as requested
Grade: OSB1, OSB2, OSB3, OSB4
Glue: PMDI, Phenolic, WBP, E0, E1, E2
Moisture Content: 8%–14%
Product Advantages: 1.Tight construction and high strength 2.minimum twisting, delamination or warping 3.waterproof, consistent when exposed to natural or wet environments
Description
Recommendations for Choosing OSB Grades
OSB1: This grade works well for indoor furniture, simple partition walls, or decorative panels. Its application is limited to non-structural uses in dry conditions.
OSB2: Suitable for construction in dry environments, it is commonly utilized for indoor partitions or lightweight subflooring. With moderate strength, it performs adequately under minimal load requirements.
OSB3: Often considered the ideal choice, this grade is perfect for structural needs such as exterior walls, roofing, and applications in humid environments. It strikes an excellent balance between strength and cost, making it highly versatile.
OSB4: For projects requiring maximum strength and durability, this grade is indispensable. It is particularly suited to heavy-duty applications like industrial flooring or robust structural frameworks.
In most practical scenarios, OSB/3 is the preferred grade due to its ability to combine strength and moisture resistance, fitting the requirements of a wide range of construction projects.
OSB Glue
PMDI Glue:PMDI adhesive is a high-performance, formaldehyde-free glue widely used in premium OSB production. It provides excellent bonding strength, moisture resistance, and dimensional stability, making it suitable for structural panels and applications that require higher durability. Compared with traditional resin systems, PMDI helps reduce formaldehyde emissions and supports better indoor air quality. However, it is generally more costly and requires stricter production control during manufacturing.
MR(Moisture Resistant):MR adhesive is a budget-friendly choice designed for interior uses. It performs well in environments with limited moisture exposure, making it ideal for dry conditions.
E2: This category allows for higher levels of formaldehyde emissions, which makes it less suitable for projects requiring stringent health standards.
E1 and E0: These classes have significantly lower formaldehyde emissions, meeting stricter health and environmental regulations. E0, in particular, is preferred for projects that prioritize minimal emissions and enhanced indoor air quality.
WBP/Phenolic Glue:For applications exposed to significant moisture or outdoor conditions, WBP and phenolic glue are the adhesives of choice. Known for their exceptional water resistance, these glues provide robust dimensional stability and durability.These adhesives are commonly used for roofing, flooring, and other moisture-prone applications.
