Sort:  

It's due to the fact that the laser takes a while to burn a spot on the cork, so the laser has to move slow enough such that the cork burns up. I think using a blu-ray laser would indeed reduce burn time

Coin Marketplace

STEEM 0.21
TRX 0.20
JST 0.034
BTC 99163.21
ETH 3283.22
USDT 1.00
SBD 3.05