stress grading

Coloured spray paint markings will show on some boards as evidence of mechanical stress grading.

The advantages of machine stress grading and kiln drying and sizing after stable moisture content has been arrived at.

ISO 9002 Certification of sawmills and independent audit of machine stress grading.

Note that the number followed by AS/NZS 1748 identifies the site where the machine stress grading is done.

Mechanical stress and machine proof grading are more accurate and time efficient than visual stress grading.

A timber "stress grading' service is provided for people who may wish to utilise their own timber, or re-cycled timber.

Overall visual and stress grading results in COL Douglas Fir are substantially better than for Radiata old crop.

Machine Stress Grading Results - NZ grades of Douglas Fir tended to be up graded by the machine.

Waimea Sawmillers Ltd has had visual and machine stress grading tests carried out on Douglas Fir at FRI in Rotorua.

This could include moisture content detection in dryers to more rapidly adjust drying parameters and monitoring veneer roughness to adjust adhesive application, and in-line stress grading of panels.

Low wood density, numerous knots, and possibly a high proportion of juvenile wood appear to be major factors contributing to low veneer stress grading, resulting in a production of low-quality veneer.