Qomolangma 120pcs Sublimation Personalised Photo Glass Coaster Blanks 3.9in x 3.9in Square White

Specifications: Size: 100mm x 100mm x 4mm (3.9in x 3.9in x 0.16in) Material: Tempered glass Color: Bright white sublimation surface, the other side is transparent. Shape: Single-sided printable, square coaster Suggested Temp & Time: 180°C (356℉) & 3.5 mins for heat press machine (Up and down double heating machine) 185℃ (365℉) & 3 mins for heat presses (For single sided heat press machine, place the glass coaster white printable side down on image (image face up), and secure with thermal tape to make sure better sublimation finishing.) 190℃ (374℉) & 6-8 mins for 3D vacuum heat presses Pressure: Light or medium Note: Do not image in reverse Temperature and time settings are only a guide. Check for protective film prior to pressing Press according to above time/temperature/pressure After pressing, remove paper immediately. Applications: Customized picture printed on the glass frame after sublimation process is very popular in gifts market like couple gifts, wedding gifts, memorial gifts, promotional gifts, etc. It is also welcome in photo studio show and home decoration, hotel decoration and so on.