pcb及介质材料Tru-Lon Printed Circuits (Royston) Limited Capability and Design Guidelines Circuit Constraints PCB Sizes PCB Size: 23.00" x 23.00" max (FR4 PTH) Customer Specific, please enquire. 0.4, 0.6, 0.8, 1.6, 2.4, 3.2mm Customer Specific, please enquire. Standard Special Standard Special PCB Thickness: PCB Types Single Sided Double Sided Multilayer (including sequential build) & blind via holes Flexible Flex-rigid (including Multilayer) Thick non-ferrous metal claddings (including CMC & CIC and Aluminium) PTFE & Hybrid dielectric combinations Hybrid Antenna systems with or without foam cores or machined features. Materials FR4 Laminate thickness Multilayer Cores: PTH Material: Special: 2.5, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 24, 28 ……