Special Applicators
Article No. 2120
Step Gap Frame
Film Applicator with 4x4 Gap Clearances
This applicator produces film thickness increasing step by step - an easy way to evaluate opacity based on film thickness variation.
- Each edge has four gap clearances
- The frame has four edges for a total of 16 gap clearances
- The frame is made of high grade stainless steel
Technical Attributes
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- Gap Clearance
-
25, 50, 75 & 100 µm
50, 100, 150 & 200 µm
150, 200, 250 & 300 µm
300, 350, 400 & 450 µm
-
- Film Width
- 4 x 2.5 cm
Technical Properties
Procedure
- Place substrate to be coated on smooth surface
- Place film applicator with desired gap depth on substrate
- Pour coating in front of gap in pulling direction
- Pull at uniform speed (approx. 25 mm/s)
- Put applicator immediately into diluted cleaning solvent and clean with brush
Other Variations
Other ALTANA divisions
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