Iron bronze tape for lead frame C19400 (QFe2.5)
Release time：2020-07-28Click：1936
| 牌號 | 品種 | 狀態(tài) | 規(guī)格（mm） | 主要特性或性能參數(shù) | 主要使用方向 | 執(zhí)行標(biāo)準(zhǔn) | |
| 厚度 | 寬度 | ||||||
| QFe0.1 | 鐵 | M、Y4、Y2、 | 0.10～2.0 | 18～600 | 見標(biāo)準(zhǔn) | 集成電路、分離器件 | GB/T20254.1-2008 |
| 青 | Y、T | ||||||
| QFe2.5 | 銅 | M、Y4、Y2 | 0.10～3.0 | 18～600 | 見標(biāo)準(zhǔn) | 引線框架材料 | |
| 帶 | Y、T、TY、CT | ||||||
The copper strip for lead frame is iron bronze, the main brands are C19400 (QFe2.5) and c192100 (qfe0.1). C192100 (qfe0.1) has good thermal conductivity, but low strength, especially poor softening resistance. However, C19400 (QFe2.5) belongs to medium strength and medium conductivity alloy, which is adopted by our company's users and has good application effect.
According to our in-depth investigation, the lead frame copper strip used by the company's customers needs to be coated, punched (or etched) into a small lead, and the lead wire is welded with relevant components, and packaged with ceramic or resin. The thickness tolerance of the thin strip produced and sold by our company is 0.005 ~ 0.008mm, the side bend is less than 1mm / m, and the shearing burr is less than 0.0 02mm, plate type below 20i, ensure that there is no warpage after punching, the surface is clean, no scratch, no delamination, inclusion, rust spots. Watermark, oxide film in high temperature does not peel off, get the majority of users praise.
Disclaimer: some of the pictures and words in this website are collected and arranged on the Internet for study and exchange only. The copyright belongs to the original author, which does not represent my standpoint. This site will not bear any legal liability, if you have infringed upon your rights, please contact us in time to delete.
Disclaimer: Some pictures and texts on this site are collected from the Internet and are only for learning and communication. The copyright belongs to the original author and does not represent the views of our site. This site will not bear any legal responsibility. If your rights are violated, please contact us to delete it in time.
