| Usually
caused by |
Cured
by |
|
Air pressure too high. |
Reduce air pressure. |
|
Wax too hot. |
Adjust temperature. |
|
Plates held with uneven
pressure/not covering mould. |
Hold plates firmly, distributing
pressure evenly over entire mould surface. |
|
Mould held too long at nozzle. |
Hold for less time. |
|
|
|