What Glue Do You Use 4 Ply Mat Phenolic

I did a little googling though and found answers from woodworking glue to special phenolic adhesives.

What glue do you use 4 ply mat phenolic.

What is phenolic and how to bond phenolic. The best phenolic glue can be regarded as essentially permanent adhesives and are used in the higher grades of marine plywood. I have tried two different types of glue that i have on hand but neither worked. They did not have 3 8 so i settled for 2 pieces of 1 4 thinking i would glue them together.

The chemical company supplies phenolic resins to industry. Phenolic paper is a type of composite used for pcbs printed circuit boards. Prior to the introduction of tego film the bonding materials for plywood were casein glue peanut meal and soybean meal which are strictly for interior use. Snooker balls and circuit boards are other phenolic resin products.

Doing a little googling seemed to indicate a wide range of suggestions no definitive answer. I had initially thought epoxy was the best bet. Phenolic is a hard dense material made by applying heat and pressure to layers of paper or fabric impregnated with phenolic resin. The adhesive material for exterior grade plywood is resole type.

It has an explanation of the 2 types of phenolic resins available. Higher end melamine can last between 10 20 hours in the boil test. Britannica encyclopedia article on phenol formaldehyde resin. I want to glue phenolic to phenolic.

Phenolic plywood is considerably more resistant 24 72 hours. Wbp phenolic plywood can be in boiling water for 24 72 hours without delamination. As one of the least expensive glues it is generally used to bond thin sheets of wood together to form plywood or wood chip to make particleboard. I have some epoxy that i will try later today.

The fr1 has a 130c rating and fr2 has a rating of 105c. Lower quality melamine plywood can sustain 4 8 hours boiling without delaminating. The use of phenolic resins in tego film in plywood was a response to the demand for exterior weatherproof plywood. It is also known as fr 1 or fr 2.

The best wbp phenolic glue can be regarded as permanent adhesives but the water boiled proof period of plywood is depended on not only the quality of wbp glue but also the craftsmanship of production. What kind of glue for phenolic plastic 02 23 2005 10 06 am. Resoles are the resins used primarily for plywood and wood glues. The chart walks you through what type of glue works on a range of materials.