The Evolution of PCB Factory Over the Years

Lithography is an important process for the production of printed circuit boards (PCBS) at the SprintPCB factory, and the first step is to prepare the artwork. Will print to film or photomask. The photomask is a transparent sheet etched with a circuit pattern, and this specialized device is aligned on a copper-clad plate. Once the photomask and the copper plate are aligned, the photomask shields specific areas of the copper surface while leaving other areas exposed. This exposure alters the solubility of the photosensitive material applied to the surface of the plate, allowing it to be selectively removed from the exposed area. A developing board that removes light-sensitive materials from areas exposed to light. The remaining material forms a circuit pattern on the copper surface. The uncovered copper is then etched away with a chemical solution to remove any excess copper from the board surface. By employing advanced technology and high-quality materials, SprintPCB factories ensure that their PCBS are reliable and durable, meeting the needs of customers in various industries.

Computer Aided Design (CAD) software is used to design accurate modeling and simulation, using CAD software that allows designers to create and test circuit board designs in a virtual environment.  Help designers draw circuit diagrams, place components, and perform electrical performance tests.  It also has a powerful simulation function, which designers can use to simulate the performance of the board under various conditions, including temperature changes, voltage fluctuations, and so on.  This ensures that the circuit board can provide stable and reliable performance in actual use.  CAD software can communicate directly with production equipment, converting design data into instructions that the machine can understand.

One of the major problems in PCB manufacturing is the generation of hazardous waste, and chemicals used in the production process, such as etchers and solvents, can be harmful if not handled properly. We implement a comprehensive waste management system that reduces the generation of hazardous waste and ensures that all waste is treated and disposed of responsibly. Our plants are designed with energy efficiency in mind. Our production equipment is optimized to reduce energy consumption, and we use energy efficient lighting and heating systems throughout the facility. The SprintPCB plant is committed to sustainability in all aspects of our operations.

PCB factories understand the importance of photomask in ensuring the quality and performance of the board, photomask is a clear plastic sheet covered with a pattern that blocks light. This pattern is an exact replica of the circuit board design. During lithography, a photomask is placed on a circuit board containing a light-sensitive material. The board is exposed through a photomask, allowing light from the patterned part to penetrate and affect the board.
Use the most advanced equipment and technology to manufacture and verify their photomasks. Ensure that each photomask matches the design document exactly and remains intact throughout the production process. This ensures that each board accurately reflects the design intent and meets the highest standards of performance.