All posts by Alice

3011 月/22

Processing Method of Mark on Laser Steel Network

30 11 月, 2022Postfull-automatic printing machine, PCB assembly, printing each PCB, semi-automatic printing stencil, SMT, SMT consumables, SMT process, SMT Stencil, solder paste, specific structure of the printing machine, Surface Mount TechnologyAlice

Mark points on the SMT stencil are uRead More…

0211 月/22

Influence of laser stencil printing parameters on solder paste quality

2 11 月, 2022PostEMS, flux, Laser stencil printing parameters, PCB, PCB assembly, scraper, SMT, SMT consumables, SMT process, SMT spare parts, solder paste, Solder paste quality, Surface Mount TechnologyAlice

1. Scraper pressure, scraper speed aRead More…

1010 月/22

Shape and size requirements of tin printing laser steel mesh opening

10 10 月, 2022PostPCB assembly, Shape and size requirements of tin printing laser steel mesh opening, SMT, SMT spare parts, solder paste, Special SMT element laser mesh opening, Surface Mount Technology, Two diagonal positioning holes must be opened at the opposite corners of the laser steel meshAlice

1. General principles: According to Read More…

239 月/22

Notice on the National Day Holiday of R.Q.S Company

23 9 月, 2022Daily NEWSbasic characteristics, enhance national confidence, National Day, October 1, People's Republic of China, reflect cohesion and give play to appeal, show national strength, The origin of the festivalAlice

The Central People’s GovernmenRead More…

099 月/22

Happy Mid-autumn Day

9 9 月, 2022Daily NEWSAlice

The Mid Autumn Festival, also known Read More…

248 月/22

Lead free reflow soldering

24 8 月, 2022PostEMS, flux, Lead free reflow soldering, Lead free reflow soldering is also called lead-free reflow furnace, Nitrogen protection can partially eliminate oxidation and damage to PCB due to temperature increase., PCB, PCB assembly, SMT, SMT consumables, SMT process, SMT spare parts, solder paste, Surface Mount TechnologyAlice

Lead free reflow soldering is also cRead More…

178 月/22

Classification of solder paste

17 8 月, 2022PostClassification method, flux, Function of flux, III Physical properties of flux, Mesh, PCB assembly, Requirements for flux for surface mounting, Selection criteria, SMT, SMT consumables, SMT process, SMT spare parts, The viscosity indexAlice

In general, SMT patches are first seRead More…

118 月/22

Function analysis of suction nozzle of SMT machine

11 8 月, 2022PostAntirust lubricating oil, flux, here are quality problems in the packaging of chip components produced by some manufacturers, PCB assembly, Reasons for suction error of suction nozzle of SMT machine, SMT consumables, SMT process, SMT spare parts, solder paste, suction nozzle of SMT machine, Surface Mount Technology, The influence of the feeder: the feeder feeding is poor, The vacuum negative pressure of sony2000 suction nozzleAlice

In order to realize the above functiRead More…

058 月/22

How to save solder paste

5 8 月, 2022PostEMS, PCB assembly, period of solder paste, printing is stopped and no longer used, printing is stopped for some reason, save solder paste, SMT, SMT consumables, SMT process, SMT spare parts, Surface Mount Technology, Validity period of solder pasteAlice

1. Validity period of solder paste: Read More…

048 月/22

Happy Chinese Valentine’s Day

4 8 月, 2022Daily NEWSA happy marriage, Folk girl, Happy Chinese Valentine's Day, Love, love story, the cowherd and the weaving maid lovers separated by the milky way -- husband and wife living apart, The love story of the Cowherd, the weaver girl is integrated into the begging FestivalAlice

Origin of Tanabata Festival TanabataRead More…