אדום soldermask PCB תקן PCB שכבת 2 FR4 TG135 PCB עם HASL להוביל חינם.

Bare board, Red resistance board, Use FR4 laminate material with TG > 135°C and td > 335°, Finished board thickness is to be 0.062”, Apply red liquid photo imageable solder mask to both sides of the board over bare copper, Silkscreen is white, permanent, organic, non-conductive ink. LF HASL surface treatment, unit size：104.4*146.3MM/2up, ship as 2up panel, The technical features is red soldermask board, 1oz, min.hole size :0.25MM. Quick turn prototype, once tested, high Volume Production is accepted. It is mainly used for medical equipment. Express delivery by DHL, UPS, Fedex, TNT or any specified way of transportation, even by sea. our products are widely recognized by our customers, Please contact us if any requirements.