Fortuna - Leading China F4 Plywood Manufacturer&Supplier

F4 plywood means the plywood meet F 4-star requirements which.

F4 Plywood (F Four-Star Plywood)

F4 plywood means the plywood meet F 4-star requirements which is the top Formaldehyde Emission grade for plywood, fiberboard, MDF, OSB, HDF, wood furniture and other wooden product

One of the largest wooden panel manufacturers in China.

What is F4 Plywood (F Four-star Plywood)?

F4 means F☆☆☆☆ or F 4-star or F Four-star, which is the top Formaldehyde Emission grade for plywood, fiberboard, MDF, OSB, HDF, wood furniture and other wooden products according to Japanese standard JIS A 1460 (2005) Building Boards Determination of formaldehyde emission – Desicator method.

JIS A 1460 (2005) is a part of JAS (Japanese Agricultural Standard) which is published by Ministry of Agriculture, Forestry and Fisheries (MAFF Japan).

JIS A 1460 (2005) sets four grades for Formaldehyde Emission value . F☆☆☆☆ is the highest Formaldehyde Emission grade according to JIS A 1460 (2005). F4 plywood means the plywood can meet the F☆☆☆☆ grades of Formaldehyde Emission according to JIS A 1460 (2005). F4 plywood is the lowest Formaldehyde Emission plywood which can be used interior without limitation.

JAS Formaldehyde Emission grades: Grades (Rating)   Average Value  Max. Value F☆☆☆☆                   0.3mg/L                   0.4mg/L

F☆☆☆                      0.5mg/L                   0.7mg/L

F☆☆                          1.5mg/L                   2.1mg/L

F☆                              5.0mg/L                   7.0mg/L

Note: These values are achieved through Desiccator Test.

f4 plywood (f four star plywood)

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