Screenprinters: Ekra E5 screenprinter
Recently acquired Ekra E5 Screenprinter in great condition.
Vintage: 2000
EKRA E-5 is a high-performance solution that provides cost-effective printing solutions on a wide range of substrates, including flexible boards, PCBs, and panels. E 5 is a highly reliable and efficient machine that includes a range of advanced technology and efficient parts and components.
It is capable of delivering up to a resolution of 1.5 mil/pixel at a speed of 100mm/s, whilst accurately registering patterns and lines down to 5 microns. EKRA E 5 is equipped with a number of features, including the machine’s Motion Analysis System, which assists in the determination of the optimum working parameters to ensure repeatability and accuracy in the printed results. Furthermore, its Smart Spot System is designed to identify the correct printing parameters for various printing techniques.
Ekra E5 specifications
| PCB Handling | |
| PCB size min | 80x 50 mm |
| PCB size max | 550 x 550 mm |
| PCB thickness | 0,5 - 6 mm |
| PCB clearance underside | 23 mm |
| PCB clearance top and bottom side | 2,5 mm, needed for PCB transport & clamping |
| 0 mm for top side using side clamping | |
| PCB transport height | 830 - 950 mm |
| PCB support | magnetic support pins and bars, |
| PCB hold down | PCB clamping with knife edge from top or side clamping |
| PCB transport direction | left-> right, right--> left, left-> left, right--> right, |
| pass through | |
| Conveyor configuration | front or rear fix |
| PCB transport width adjustment | motorised, software controlled |
| PCB warpage | 1% of PCB diagonally, up to a max. of |
| 11 mm including PCB thickness | |
| Stencil size | x 320 mm, up to, 850 x 1000 mm |
| Frame thickness 25 - 40 mm, adjustable without adapter single | |
| Number transport system single | |
| Print parameters | |
| Print area max | 550 x 550 mm |
| Print speed | 5 - 199 mm / sec. |
| Print head | wo independent pneumatic printheads, closed loop system, |
| self leveling squeegees | |
| Print pressure | 0 - 240 N |
| Snap-off speed | 0,2 - 10 mm / sec |
| Snap-off distance | 0 - 3 mm |
| Snap-off | 2 - +6 mm |
| PCB alignment x/y | ±4 mm, Theta: ±2° |
| Vision System | |
| Fiducials | 2 - 4 fiducials or any shape on PCB Layout |
| Fiducial size | 0,7 - 3 mm2 |
| Camera | EVA™ Vision system with 2 CCD Cameras |
| Camera field of view | 10 x 8 mm |
| Fiducial position | inside print area |
| Fiducial Teach | Patented teach in method |
| Performance | |
| Alignment repeatability | 12,5 µm at 6 Sigma |
| Alignment accuracy | 25 µm at 6 Sigma |
| Cycle time | Cycle time < 12 sec. plus print |
| Set-Up | Set-Up < 5 min. |
| Product changeover | Product changeover < 3 min |
| General Data | |
| Power requirements | 230 V 50/60 Hz, 1 KW |
| Air supply requirements | 4 - 6 bar, with vaccuum cleaning 5,5 l/sec |
| Dimensions WxDxH | 1280x1500x1500 mm |
| Weight | approx 700kg |
