Automatic Thin Film Coating Applicator

The automatic film applicator uniformly spreads liquid samples onto a substrate surface through mechanical or pneumatic means, forming a film with controllable thickness. It is used in laboratories to simulate coating processes, test the leveling and hiding power of coatings and inks, and is suitable for quality inspection of materials such as paper and plastic films.
Selection
When selecting an automatic film Coater, it is essential to consider the compatibility of the coating width with the sample size, ensure the coating thickness range meets experimental requirements, choose a control method (manual or digital display) that aligns with operational habits, opt for materials that are corrosion-resistant and easy to clean, and refer to user feedback from similar application scenarios.

Terms

Instruments

Using a formed pRoduction process, the film Film thickness is as thin as 4.6μm, the accuracy is up to 0.1 micron, and the effective Spreader width is 30cm. It can be used with an automatic Film Applicator and has the advantage of continuous wire.

$ 186.00

Adopting a wire-wound process, with a wet film thickness of 9.1 microns and a coating width of 300mm, it is suitable for ultra-thin coating requirements, offering high precision and ease of operation.

$ 167.00

Coating speed 5~ 90mm/s adjustable, meyer Rod coating accuracy of +/- 0.001mm, using brushless DC motor drive, digital displacement control, suitable for ultra-thin film and High Accuracy Spreader needs.

$ 1122.00

Adopting 500 * 700mm Dimensions, used with bar or Film Applicator, is conducive to the smooth and effective film, and improves the convenience of film operation.

$ 227.00

Made of stainless steel wear-resistant material, wet film thickness 41.1 μ m, application width 300mm, suitable for thin coating scraping test of soft materials, durable.

$ 160.00

Servo motor drive, coating speed 1~ 500mm/S adjustable, film accuracy of +/- 0.002mm, magnetic head fixed and 4-sided Applicator design to improve the convenience of operation and Spreader uniformity.

$ 2494.00

Spreader width 100mm, wet film thickness 40μm, wear resistant corrosion resistant alloy steel material, can be manually operated or with automatic Film Applicator to ensure coating conformity and Repeatability.

$ 143.00

With bar and Drawdown blade two coating methods, coating speed 1-300mm/s stepless speed regulation, Blade Coating thickness 0.1-10 mm, using clamshell design for easy cleaning, equipped with High Accuracy Film Applicator to ensure Spreader uniformity.

$ 5237.00

The wet film thickness can be as low as 1.5μm to achieve ultra-thin Spreader; the bottom of the groove is wider, and the Coating Weight is larger; the extrusion process is adopted to avoid the problem of loose wire and broken wire, and it is easy to clean.

$ 477.00

Using extrusion process and chrome plating surface, the wet film thickness can be as low as 1.5 μ m, and the groove design is wide to improve the Coating Weight, which solves the problem of traditional steel wire loosening and cleaning difficulties, and realizes stable ultra-thin Spreader.

$ 477.00

Adopt clamshell type Blade Coating head design, easy to clean; coating speed 1~ 300mm/s stepless speed regulation, Spreader accuracy up to +/- 0.003mm, to meet the laboratory High Accuracy film needs.

$ 2978.00

Wire-wound pRoduction process, wet film thickness 41.1 μ m, application width 300mm, stainless steel wear-resistant material to ensure durability, especially suitable for soft material thin coating Spreader.

$ 186.00

Coating speed 5~ 200mm/s adjustable, Blade Coating thickness range 0.001~ 10mm, using automatic feeding system to ensure uniform Spreader, improve film repRoducibility, suitable for different substrate precision Spreader.

$ 7819.00

Effective Spreader width 100mm, wet film thickness up to 600μm, high-quality wear-resistant corrosion-resistant alloy steel material, support manual film or with automatic Film Applicator to ensure good conformity Repeatability coating.

$ 143.00

The continuous groove structure is made by extrusion process, the thickness of Spreader is 0 μ m, the total length is 400mm and the application width is 300mm. 304 stainless steel is easy to clean.

$ 178.00

Articles

Application of Two-Step Method with Pre-Coating and Fine-Coating in Eliminating Bubble Defects for Dual-Blade Coater
The dual-blade coater employs a two-step method of pre-coating and precision coating to eliminate bubble defects during the coating process. In the pre-coating stage, high shear force is applied to break the bubbles in the slurry, causing them to rupture and rise to the surface. The precision coating stage then precisely controls the coating thickness, removing any remaining bubbles to form a uniform wet film.
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.
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.
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.
The difference between a wire bar coater and a gap-type wet film applicator.
The wire-wound drawdown bar directly quantifies the coating through the gap between wires, making it suitable for thin coating preparation with high precision, particularly for low-viscosity fluids. In contrast, the gap-type wet film applicator indirectly controls film thickness through the groove depth, with the actual coating thickness significantly influenced by material properties, making it more suitable for high-viscosity coatings and thick film preparation.
The difference between a wire-wound rod coater and an extrusion coating rod
This article primarily compares the technical differences between wire-wound and extrusion coating rods. Although they are interchangeable in most scenarios, there are subtle variations in liquid loading capacity due to their distinct groove principles.
Wire rod Applicator: Principles, Applications, and Selection Guide - A Precision Coating Tool
This article provides a detailed introduction to the working principles of a Wire rod Applicator, including the mechanism by which it controls wet film thickness through the gap between stainless steel wires. It elaborates on its wide range of applications in fields such as coatings, inks, and lithium batteries, and summarizes its technical advantages, including precise control and ease of operation.