Rafał Ryba Birch plywood quality B/B v.s B/C comparison Birch plywood in grade B/B is characterized by higher surface quality on both sides. Only minor defects are allowed, and the surface usually does not contain “football patches” (repair inserts) . This... Mar 12, 2026
Rafał Ryba How to avoid olied marks on paper packaging? Here goes a piece of advice for product developers how to avoid fat marks on paper marketing banderoles and leaflets. When fat marks appear? Fat marks may appear if an oiled wooden cutting board is pl... Feb 11, 2026
Rafał Ryba Cutting board rough after washing. The effect of standing up fibers in oak If you’ve had occasion to use wood products, such as an oak cutting board, you’ve probably noticed that its surface becomes rough after the first wash. Such an effect is normal for all woods with long... wstające włókna Jan 21, 2026
Rafał Ryba What Is Sapwood? Gluing Sapwood in Oak and American Walnut In oak, ash, and American walnut – all ring-porous hardwood species characterized by long fibers – sapwood naturally occurs. Sapwood is the lighter-colored part of the wood located closer to the bark.... Jan 19, 2026
Rafał Ryba Czym jest twardziel w buku? Buk to jeden z najczęściej wybieranych gatunków drewna do produkcji wyrobów kuchennych i dekoracyjnych. Jest twardy, jednolity, dobrze się obrabia i świetnie nadaje się do kontaktu z żywnością. Mimo t... Jan 18, 2026
