Ntoo Daim Duab Ncej: Lub hauv paus tseem ceeb yog ua los ntawm cov ntoo strips.
Nta: hnyav, nruj, thiab inflexible; tuaj yeem txhawb nqa hnyav artwork.
PS Synthetic Material Duab Ncej: Sab hauv core
Nta: Ib puag ncig tus phooj ywg thiab muaj kuab paug-dawb, noo noo- pov thawj thiab kab - pov thawj.
Disadvantages: Tsis tuaj yeem txhawb nqa hnyav artwork.
Aluminium Alloy Daim Duab Ncej: Feem ntau ua los ntawm txhuas strips.
Nta: Lub teeb yuag, yooj yim los ntxuav, tuaj yeem txhawb nqa hnyav artwork.
