Zusammenfassung der Ressource
RESTANT
MATERIALS 4
- KNOTS
- Old piece of wood
with a knot in it
- Live or
green knot
- If a piece has not been
season properly (left to dry) it
will bow,spring,cup or twist
- Bow
- Spring
- Cup
- Twist
- QUALITY CONTROL
- A quality control check is a
check you make on your work
to make shore it is the best it
an be
- IN MY WOODWORK PROJECT
EXAMPLES OF QUALITY CONTROL
CHECK ARE ...
- Use a try square to make
shore that the corners are
90 degrees
- Measure twice cut once
- Make shore machines
are set up properly
- Types of joints
- Miter joint-This uses a 45
degrees angle to make a
joint.It is most comanly
used in picture farms
- Bridle joint- Split the piece of wood into
three. This joint is very strong and
sometimes holds together without glue
- TIMBER
- Timber can be cut in many
ways to create unstable
boards. How it is cut can affect
the properties
- LAMINATING
- Laminating wood is all
about layers!!!!!!!!!
- Laminating is when lots of small thin
peices of wood are glued together in a
mold with a peice of plastic so it does not
stick to the mold and leave it for 24 hours
in a light vice
- G.R.P.
- GRP stands for
glass renforsed
plastic
- Another name for
GRP is fiber glass
- GRP is made by mixing
resin and the harderner
together. You do this on a
smooth mold. This is called
a catalytic reaction