Company news

  • The Basic Principle of BGA Rework Station

    The Basic Principle of BGA Rework Station

    BGA rework station is a professional equipment used to repair BGA components, which is often used in the SMT industry. Next, we will introduce the basic principle of BGA rework station and analyze the key factors to improve the repair rate of BGA. BGA rework station can be divided into optical co...
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  • What Do You Need to Know about Selective Wave Soldering?

    What Do You Need to Know about Selective Wave Soldering?

    Types of selective wave soldering machine Selective wave soldering is divided into two types: offline selective wave soldering and online selective wave soldering. Offline selective wave soldering: off-line means off-line with the production line. Flux spraying machine and selective welding machi...
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  • Why Does PCBA Board Deform?

    Why Does PCBA Board Deform?

    In the process of reflow oven and wave soldering machine, PCB board will be deformed due to the influence of various factors, resulting in poor PCBA welding. We will simply analyze the cause of the deformation of PCBA board. 1. Temperature of PCB board passing furnace Each circuit board will have...
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  • What Is The Difference between Selective Wave Soldering and Ordinary Wave Soldering?

    What Is The Difference between Selective Wave Soldering and Ordinary Wave Soldering?

    Wave soldering machine is the whole circuit board and tin-spraying surface contact depends on the surface tension of solder natural climb to complete welding. For high heat capacity and multilayer circuit board, wave soldering machine is difficult to achieve tin penetration requirements. Selectiv...
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  • What Is Offline AOI Machine?

    What Is Offline AOI Machine?

    Introduction of Offline AOI Machine Offline AOI optical detection equipment is the general name of AOI after reflow oven and AOI after wave soldering machine. After SMD parts are mounted or soldered on the surface mount PCBA production line, the polarity test function of electrolytic capacitor ca...
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  • Influence of Environment on Capacitor Performance

    Influence of Environment on Capacitor Performance

    I. Ambient temperature 1. The high temperature The highest working environment temperature around the capacitor is very important for its application. The rise of temperature accelerates all chemical and electrochemical reactions, and the dielectric material is easy to age. The service life of th...
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  • What Are The Characteristics of Wave Soldering Machine Process?

    What Are The Characteristics of Wave Soldering Machine Process?

    1. Wave Soldering Machine Technological process Dispensing → patch → curing → wave soldering 2. Process characteristics The size and filling of the solder joint depend on the design of the pad and the installation gap between the hole and the lead. The amount of heat applied to the PCB depends ma...
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  • What Is Pick and Place Machine?

    What Is Pick and Place Machine?

    What is pick and place machine? Pick and place machine is the key and complex equipment in SMT production, which is used to attach components with high speed and high precision. Now the pick and place machine has developed from early low speed mechanical SMT machine to high speed optical centerin...
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  • What Are Factors Affecting The Quality of Solder Paste Printing?

    What Are Factors Affecting The Quality of Solder Paste Printing?

    1. Solder paste printing machine scraper type: solder paste printing according to the characteristics of the solder paste or red glue to choose the appropriate scraper, most of the mainstream scraper is made of stainless steel. 2. Scraper Angle: the Angle of the scraper scraping tin paste, genera...
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  • What Are The Causes of Solder Beading Produced During SMT Processing?

    What Are The Causes of Solder Beading Produced During SMT Processing?

    Sometimes there will be some poor processing phenomenon in the process of SMT machine, tin bead is one of them, to solve the problem, we must first know the cause of the problem. Solder beading is in the solder paste slump or in the process of pressing out of the pad occurs. During reflow oven so...
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  • How to Use Manual Stencil Printer?

    How to Use Manual Stencil Printer?

    The operation process of manual solder paste printer mainly includes putting plate, positioning, printing, taking plate and cleaning steel mesh. 1. Secure the steel net Use the fixing device to fix the steel net on the printing machine. After the fixing, ensure that the steel net and PCB are in f...
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  • Precautions for Using SMT Components

    Precautions for Using SMT Components

    Environmental conditions for storage of surface assembly components: 1. Ambient temperature: storage temperature <40℃ 2. Production site temperature <30℃ 3. Ambient humidity : < RH60% 4. Environmental atmosphere: no toxic gases such as sulfur, chlorine and acid that affect the welding pe...
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