ACF TAPE – PCB Side 2.0MM 1). Store ACF at -10 ° C ~ 5 ° C once you receive it. 2). Set ACF at 22 ± 5 ° C for 30 minutes before using it. 3). Each time the first 20cm is only for testing machine to keep the same bonding quality. 4). ACF must be stored back in -10 ° C ~ 5 ° C as soon as possible. So we kicked the ice during the transport time. WE ARE PROFESSIONAL PROVIDERS OF ACF WE ALSO SELL ACF BINDING MACHINES.