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            臺灣產千住錫膏
            產品型號：M705-S101HF-S4
            產品品牌：千住金屬
            13543272580
            點擊詢價
            詳細介紹
            臺灣產千住錫膏
            臺灣產千住錫膏 ECO SOLDER PASTE M705-S101HF-S4
            1.Scope
            This specification covers the solder paste,
            ECO SOLDER PASTE M705-S101-S4, using lead-free solder alloy, used for
            wiring connection and so on, of electrical and electronic parts.
            2.Standard
            ２.1Chemical composition of solder alloy（Test method：STM-9）
            Composition and impurities are prescribed as following tables
            Composition ( mass% )
            Ａｇ
            Ｃｕ
            Ｓｎ
            3.0 ± 0.1
            0.50 ± 0.05
            Balance
            2.2Performance and standard
            Items
            Performance                 Standard
            Test Method
            Appearance
            It shall not have separated flux,and shall be in a smooth pastestate.
            STM-1
             
            Flux content (mass%)
            11.5 ± 1.0
            STM-5
            Viscosity of solderpaste (Pa s)
            190 ± 30
            STM-7-8
            Grain size of powder
            （um）
            36 ～25
            STM-12-4
            Copper plate corrosion test
            Shall be passed
            STM-28-1
            Insulation resistance
            Ordinary state 1 × 10 or more After humidifying 1 × 10 or more
            STM-30-8
            Solution resistance
            100 or more
            STM-32
            Reflow property
            No unmelted solder nor black product shall be permissibl
            STM-34
             

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