1/9 surgical mask adapter for 3M 6200/6500/7500 series respirator

prusaprinters

Filter replacement for 3M respirator using surgical mask. The filter area is 50mm x 42mm, double the area of original rounded adapter to make breath easier. One surgical mask can be cut into 9 pieces for being used in this adapter. Print instructionsPrinting To print this model, your printer need to be able to print nice bridge. If your slicer supports different layer height in range, it can save print time. Because you can use 0.3mm layer height to print most range, and set to 0.1 ~ 0.2mm for the range that need precision. The 3mf files contain slicer configuration. Assembling Cut surgical mask into 50mm x 42mm filter. Put it between backing (the green part in the picture) and main body. Insert the cover and push horizontally until the filter is compressed. Be care of the direction of the inclined plane (see picture).