Description Overview This device rectifies material deviations on mask production machines. Specifications Maximum stretching force: 300 newtons. Guide roll length: 300 mm. Guiding roll diameter: 60 mm. Stroke of deviation correction: ± 17 degrees. Motor power: 40 watts. Packaging Packed dimensions: 400 x 300 x 200 mm. Packed weight: 12 kg. Application Quantity required for 1 mask machine running 3 to 4 layers of raw material: 1.