We look at the different classes of plywood, class 1, 2 and 3, and explain the differences. Plywood undergoes strict testing on bonding and durability to prove that it is worthy of usage within the construction industry. There are 2 standards, known as “harmonised standards”, that work together to determine which plywoods can be used under different conditions: EN314-2 (bonding …

Bonding Class – BS EN 314-2 EN 314 -2 is specifically about the bond quality of Plywood. The three classes represent differences, as opposed one class being better or worse than the other.This standard specifies the requirements for bonding classes of plywood according to their end uses. It lists three classes of bond quality: BS EN314-2 Class 1 Dry Conditions …

Recently, a batch of FULL BIRCH PLYWOOD products that require a water boiling test were tested in the factory. The result was that the plywood in the factory only passed the 20 hour water boiling test, and did not meet the 72 hour water boiling test required by the customer.