ipc class 3 1 oz copper pcb

{"cid":"91197854","title":"Heavy Copper Flexible PCB Built On Polyimide with 2 oz Copper","imgUrl":"https:\/\/img.chinax.com\/nimg\/df\/95\/185dc751b47095c34beecad4fe36-200x200-1.jpg","attrs":{"Price":"USD9.99-99.99","Brand Name":"Bicheng","Model Number":"BIC-266.V1.0","Minimum Order Quantity":"1PCS","Delivery Time":"8-9 working days","Certification":"UL, ISO9001, IATF16949","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"5000PCS per month","Packaging Details":"Vacuum bags+Cartons","Base material":"Polyimide","Layer count":"2 layers","PCB thickness":"0.3mm","PCB size":"130.66 X 40.67mm","Coverlay":"Yellow","Silkscreen":"White","Copper weight":"2oz","Surface finish":"Immersion gold"}}

{"cid":"91168117","title":"Dual Layer Flexible PCB Built On Polyimide with 2 oz Copper and Immersion Gold for Industrial Control","imgUrl":"https:\/\/img.chinax.com\/nimg\/1d\/20\/b4cf9d18ef75101f12360cf79351-200x200-1.jpg","attrs":{"Price":"USD2 .99-6.99 per piece","Brand Name":"Bicheng Enterprise Limited","Model Number":"BIC-0281-V2.81","Minimum Order Quantity":"1 PIECE","Delivery Time":"8-9 WORKING DAY","Certification":"UL","Place of Origin":"CHINA","Payment Terms":"T\/T,Paypal","Supply Ability":"50000 PIECE PER MONTH","Packaging Details":"VACUUM","Board Material":"Polyimide 50\u00b5m","Board Thickness":"0.30 mm","Surface\/Inner layer Cu thickness":"70 \u00b5m","Surface Finish":"Immersion Gold","Coverlay Colour":"Yellow Top \/ White Bottom","Color of Silkscreen":"Black","Function":"100% Pass electrical test","Number of Layers":"2"}}