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TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology大豊電研科技大豊電研科技((東莞東莞))有限公司有限公司20062006年改定年改定焊焊錫錫技術技術TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology・無鉛焊錫介紹・無鉛焊錫介紹・・回炉焊流程中回炉焊流程中會發生的主要問題會發生的主要問題・・TAMURATAMURA産品介紹産品介紹・・産品制造基本流程産品制造基本流程・錫膏基本的資料・錫膏基本的資料・・焊焊接機構接機構上課内容上課内容TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnologyMetalNo.MetalNo.成分成分融點融點((°C)°C)101101Sn/3.5AgSn/3.5Ag221221204204Sn/3.0Ag/0.5CuSn/3.0Ag/0.5Cu216-220216-220209209Sn/3.9Ag/0.6CuSn/3.9Ag/0.6Cu216-221216-221302302Sn/2.5Ag/1.0Bi/0.5CuSn/2.5Ag/1.0Bi/0.5Cu214-221214-221401401Sn/58BiSn/58Bi139139602602Sn/2.0CuSn/2.0Cu227-232227-232702702Sn/8.0Zn/3.0BiSn/8.0Zn/3.0Bi187-197187-197801801Sn/3.5Ag/0.5Cu/8.0INSn/3.5Ag/0.5Cu/8.0IN195-209195-209田村化研無鉛合金表田村化研無鉛合金表((主流主流))TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnologySn/PbSn/PbSn/3Ag/0.5CuSn/3Ag/0.5CuSn/3.5Ag/0.7Cu/3BiSn/3.5Ag/0.7Cu/3BiSn/3.5AgSn/3.5AgSn/58BiSn/58BiSn/2CuSn/2CuSn/3Bi/8ZnSn/3Bi/8ZnSn/3.5Ag/0.5Cu/8InSn/3.5Ag/0.5Cu/8In無鉛金属合金的表面状態無鉛金属合金的表面状態TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology錫膏印刷CuReflow拡散長度拡散性試験（一条印刷）拡散性試験（一条印刷）TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology1㎜Sn/Ag/CuSn/Ag/CuSn/PbSn/PbJIS2形使用櫛形基板1㎜拡散性試験（結果：合金差異）拡散性試験（結果：合金差異）無鉛焊錫拡散比較有鉛差很大→印刷精度的影響較大TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology回炉焊流程中回炉焊流程中會發生的主要問題會發生的主要問題TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology印刷状態不好印刷状態不好少錫少錫拉尖拉尖形状問題形状問題印刷–印刷形状問題–短路短路塌錫塌錫TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology焊錫性–錫珠–TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnology焊焊錫性–立碑錫性–立碑/Manhattan/Tombstone-/Manhattan/Tombstone-TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONSolderingSolderingTechnologyTechnologySolderingSolderingTechnologyTechnologyReflowVoid空洞空洞(Void)(Void)TAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCORPORATIONTAMURAKAKENCOR...