Bar Coater
Lab Equipment, Thin Film CoatingIncrease Repeatability and Simplify Your Bar Coating Process
Automatic bar coater with high precision Mayer bars
Overview | Specifications | Features | Gallery | In the Box
Speed up your coating processes with our automatic bar coater. Explore a range of wet film coating thicknesses from 6 µm to 200 µm with a full set of Mayer rods—wire-wound or formed depending on your preference.
The automated system achieves coating speeds from 0.05 mm.s-1 up to 250 mm.s-1, which you can control with a high degree of precision. The programmable travel distance of up to 290 mm and maximum coating width of 225 mm provide a large area to optimize your results with a fast and repeatable bar coating process.
Repeatable Coatings
Fixed thickness every time
Coating Flexibility
Full set of Mayer bars
Uniform Thin Films
Over areas up to A4
Quick Setup
Start coating straight away
Specifications
Automatic Film Applicator
Maximum Stage Travel Length | 290 mm (A4) |
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Minimum Stage Speed | 0.05 mm.s-1 |
Maximum Stage Speed | 250 mm.s-1 |
Stage Speed Increments | 0.01 mm.s-1 |
Maximum Mayer Bar Coating Width | 255 mm |
Minimum Mayer Bar Length | 220 mm |
Stage Type | 8mm toughened glass with printed grid lines |
Power Supply | DC 24 V, 2 A, via 100 – 240 V 50/60 Hz power adapter |
Dimensions (D x W x H) | 360 mm x 280 mm x 190 mm (14.2" x 11" x 7.5") |
Weight | 6.45 kg |

Mayer Rods
Coating Width | 200 mm |
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Rod Material | 304 Stainless Steel |
End Machining | M4 Tapped |
Total Width | 240 mm |
Wire-Wound Rod Diameter | 9.9 mm |
Formed Rod Diameter | 8.6 mm |
Coating Thicknesses in Set (µm) | 6, 8, 10, 12, 15, 20, 25, 30, 40, 50, 60, 80, 100, 120, 150, 200 |
Bar Coater Features
Full Set of Mayer Rods
The Ossila Bar Coater includes a full set of Mayer rods to give you complete flexibility in your coating processes. Ideal for comprehensive coating research, you can explore coating thicknesses from 6 µm to 200 µm. Plus, the system is also compatible many other types of applicator.
Formed or Wire-Wound
Choose between traditional wire-wound or new formed Mayer rods to fit your coating needs. Both achieve highly reproducible films, but formed rods are less prone to damage and contamination with an easily controlled packing density of the grooves.
Large Coating Area
Coat large-area samples, including sheet samples up to A4 size, with this complete bar coating system. With a programmable travel range up to 290 mm, you can also switch out your Mayer bars to vary your coating width because the system accommodates bar widths from 220 mm to 255 mm.
Wide Range of Coating Speeds
Using our tried and tested motorized stage, the bar coater achieves smooth, reliable movement. For coating with a wide range of solution viscosities without forming defects, you can set the speed as low as 0.05 mm.s-1 and up to 250 mm.s-1.
Smart Stage Design
Mount the drip tray at either end of the system to match the direction of travel, and quickly align your samples using the grid-patterned glass plate. Once your coating is complete, the quick-lock magnet design makes disassembling the system for cleaning swift and simple.
Bar Coater Gallery
In the Box
- Ossila Automatic Film Applicator
- Mayer rod set (wire-wound or formed)
- Power supply