Rod Coating Bar

A rod Coater transfers paint by rolling a metal rod engraved with grooves of specific depths onto a substrate, forming a uniform wet film. It is used in laboratories to simulate the coating process and test properties such as paint leveling and hiding power.

Instruments

Formed design Coating Weight is about twice the wide-wound drawdown bar, wet film thickness 13μm, film accuracy of 0.5 micron, 304 stainless steel material to ensure durability.

$ 157.00

304 stainless steel material, wet film thickness 8 μ m, application width 300mm, formed pRoduction process to ensure uniform coating and continuous wire.

$ 178.00

The extrusion process ensures that the bar is unbroken and easy to clean, the film thickness is 45μm, the total length is 250mm, and the 304 stainless steel material is durable and reliable.

$ 157.00

Using the formed pRoduction process, Coating Weight is about twice that of the wire-wound coating Rod, wet film thickness is 13μm, film accuracy reaches 0.5 μm, and the material is 304 stainless steel.

$ 120.00

Employing an extrusion production process, the coating thickness is 105 microns, the coating width reaches 300 mm, and the coating accuracy can achieve 0.5 microns, ensuring coating uniformity and high-precision control.

$ 178.00

Wet film thickness 22.9 microns, diaMeter 9.52 mm, the forming Rod uses an extrusion process to process continuous grooves, with no wire breakage and easy cleaning; the wire-wound Rod is based on the traditional principle, and there are differences in coating amount.

$ 167.00

Using SUS304 stainless steel material, wet film thickness 52μm, main Rod diaMeter 10mm, effective application width 600mm, groove design can achieve accurate Coating Weight control.

$ 267.00

Imported High Accuracy coating Rod, Spreader thickness range 1~ 571.5μm, accuracy +/- 0.003mm, speed 5~ 200mm/s, support Touchscreen control and a variety of customized functions.

$ 6367.00

Formed design to ensure uniform film, wet film thickness 42 μ m precise control, 304 stainless steel material corrosion resistance and long service life, effective application width 250mm for a variety of samples.

$ 178.00

Bar and drawdown blade double coating method, coating speed 1-300mm/s stepless speed regulation, meyer Rod coating accuracy +/- 0.001mm, clamshell drawdown blade design is easy to clean, Touchscreen control operation is simple.

$ 2494.00

Adopt formed design to avoid broken wire problem, wet film thickness 3μm to ensure uniform Spreader, 304 stainless steel material corrosion resistance and easy to clean and maintain.

$ 157.00

Drawdown blade and bar coating methods, coating speed 1-300mm/s stepless speed, meyer Rod coating accuracy +/- 0.001mm, clamshell Drawdown blade design for easy cleaning, Vacuum chuck for soft substrates.

$ 6851.00

Adopt new bar Installation method, coating speed 1-300mm/s stepless speed regulation, meyer Rod coating accuracy of +/- 0.001mm, equipped with high Smoothness tempered Glass countertop and color LCD Touchscreen control panel.

$ 4108.00

Using formed pRoduction process, wet film thickness 17 μ m, total length 400mm, not easy to block impurities and easy to clean, 304 stainless steel material to ensure durability.

$ 178.00

Drawdown blade and bar double coating method, coating speed 1~ 300mm/s stepless speed, meyer Rod coating accuracy +/- 0.003mm, clamshell Drawdown blade design for easy cleaning, Vacuum chuck function for soft substrates.

$ 9433.00

Articles

Laboratory rod coater for submicron wet film preparation of photoresist.
This article introduces the process of using a laboratory bar coater to prepare submicron wet films of photoresist.
The wire bar coater with heating and vacuum adsorption is used for the preparation of perovskite solar cell layers.
This article introduces a new technique for preparing the light-absorbing layer of perovskite solar cells: a wire-bar coater with heating and vacuum adsorption capabilities.
Key Points for Controlling Coating Longitudinal Uniformity with Manual Rod Coater Constant Speed Dragging Techniques
This article discusses how to control the longitudinal uniformity of the coating by dragging at a constant speed when using a manual wire rod coater. A constant-speed drag is crucial, as it directly determines the consistency of the wet film thickness.
Derivation and Validation of the Quantitative Relationship between Wire Diameter and Wet Film Thickness in Wire Wound Coating Bars
This paper investigates the relationship between the wire diameter in a wire-wound rod coater and the wet film thickness. Theoretically, under ideal conditions, the wet film thickness is approximately half of the wire diameter.
Actual Coating Thickness Deviation of Stainless Steel Wire Rod Coaters at Different Slurry Solid Contents
This article analyzes the actual coating thickness deviation of stainless steel wire rod coaters under different slurry solid contents. The study finds that the solid content of the slurry affects its viscosity and flowability, leading to deviations in the actual coating thickness from the theoretical value.
Testing principle of the mandrel bending method for paint film flexibility tester
The shaft-rod bending method is a common technique for testing the flexibility of paint films. It involves bending a test panel coated with the paint film over shafts of different diameters to simulate the deformation of the coating under stress.
Paint Flexibility Tester for Measuring Bending Adaptability
The coating flexibility tester is a device used to assess whether a coating cracks or peels when bent. During testing, the coated sample is bent around mandrels of different diameters, and the surface condition is examined. The flexibility is evaluated based on the smallest mandrel diameter at which no cracking occurs.
The determination of the yield value of ink using a falling bar viscometer.
This article introduces the method of measuring the yield value of ink using a falling rod viscometer. The yield value refers to the minimum stress required for the ink to start flowing, which is crucial for print quality.
Cone Bend Test Evaluates the Ultimate Deformation of High-Elasticity Coatings
This article introduces the use of a conical mandrel bend test to evaluate the ultimate deformation capacity of highly elastic coatings. The test involves bending a coated sample around a conical mandrel of specific diameters and observing the minimum mandrel diameter at which the coating cracks or peels off, thereby assessing the material's ability to withstand deformation.
Coating film preparation techniques: comparison between wire-wound applicators and wet film preparators
This article compares two commonly used tools in laboratory coating film preparation: the wire rod coater and the wet film applicator.
The laboratory coating machine easily coats various aqueous and oily slurries.
The laboratory film applicator is a precision instrument used to prepare uniform coatings on substrates, primarily operating on the principle of a blade or wire-wound rod. It allows adjustment of parameters such as speed and pressure to control coating thickness.
How to achieve high uniformity in silver nanowire transparent conductive films through wire rod coating
This article introduces how to prepare uniform silver nanowire transparent conductive films using the wire rod coating technique. These films, which use silver nanowires as the conductive material, exhibit high transparency and conductivity, making them suitable for applications such as touch panels.
Common Troubleshooting for Wire Bar Coater: Solving Issues of Streaking and Uneven Thickness
This article mainly introduces solutions to two common faults in the operation of the wire rod coater—coating streaks and uneven coating thickness.
Blade Coating VS Wire Rod Coating: The Precision Battle and Selection Guide in the Lab
Blade coating and wire bar coating are two commonly used physical coating methods in laboratories. When selecting between them, factors such as material properties, target thickness, and experimental conditions must be considered. Both methods have their own advantages and can be flexibly chosen or used to validate each other based on specific requirements.
Application of Wire Bar Coater in the Preparation of Coating, Ink, and Printing Samples
A wire-wound rod coater is a laboratory tool used for preparing uniform wet film coatings on flat substrates, widely applied in the production of samples in the coatings, inks, and printing industries.