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(polyvinyl chloride). If the leather is PVC based, it is
strongly not recommended for laser processing (see
5.9 Dangerous Materials). When PU is not completely
burned, hydrogen cyanide might be produced.
Genuine Leather
In general, in order to increase the thickness and
increase the durability, the leather will be processed
by tanning, that is, the part of the leather which is
similar to the non-woven material. The tanned layer
will require a slower speed when cutting.
・
How To Prevent Burn Marks On Leather
Leather gets burnt and curled easily when processed
by laser. Soaking the entire piece of leather in water
before processing should help.
・
Ventilation Requirements for Leather
Since there are many amino groups and benzene rings
in the leather protein composition, nitrogen oxides
or aromatic compounds may be produced during
combustion. If the leather object is engraved or cut
for a long time, the ventilation requirements should