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Oriented Strand Board

Oriented fiberboard, also known as oriented particle board, oriented strand board(short in OSB) is a kind of particle board, which is made of various chopped woods that are interleaved and pressed.


There are four types of OSB boards:

OSB/1 – Interior in dry conditions

OSB/2 – Bearing board in dry conditions

OSB/3 – Bearing Boards in Wet Conditions

OSB/4 – Stronger load bearing board for wet conditions


ZMADTO Plywood Co.Ltd. is focus on construction plywood & wood formwork product. Our factory was established in 1993 and covers an area of 240,000 square meters with an average daily output of more 30,000 pcs plywood. Besides, the factory has more than 200 advanced equipment. After years of continuous development, it has become a leading company in the international wood formwork industry and exported to more than 20 countries around the world.