Adjustable Film Coater

The adjustable Coater controls the wet film thickness by adjusting the gap between the blade and the substrate, and is used in the laboratory to prepare uniform coating samples. It is suitable for coating tests of fluid materials such as inks and paints, achieving precise thickness control through its mechanical structure.
Selection
When selecting, consider the compatibility of the substrate type and size with the coating width. Determine the gap adjustment range based on the material viscosity. Check the wear resistance of the blade material. Ensure that the minimum adjustment precision meets experimental requirements. Verify the stability of the fixing structure to prevent displacement.

Terms

Instruments

The application width can be adjusted freely, and the drawdown blade Coater can be adapted to meet different experimental testing needs and realize flexible film operation.

$ 154.00

Adopting double roll extrusion method, Spreader Film thickness range 0.3-10 mm adjustable, accuracy up to +/- 0.05mm, equipped with handwheel adjustment and dial indicator display, dip plate is 304 stainless steel material.

$ 4108.00

The film thickness is adjustable from 0 to 5000 microns, the accuracy is +/- 5μm, the straightness of the drawdown blade is +/- 2μm, and the die steel material is used to ensure wear resistance and corrosion resistance to meet the needs of different application widths.

$ 286.00

Adopt scale differential head to adjust film Film thickness, Graduation 10 μ m, film range 0~ 5000 μ m, accuracy +/- 5 μ m, drawdown blade straightness +/- 2 μ m, die steel drawdown blade wear resistance corrosion resistance.

$ 280.00

Film Film thickness 0-5000 microns adjustable, accuracy +/- 5μm, drawdown blade straightness +/- 2μm, die steel drawdown blade wear and corrosion resistance, scale differential head Graduation 10μm for precise control.

$ 751.00

Film thickness 0~ 5000 microns adjustable, accuracy +/- 5μm, using die steel Drawdown blade to ensure Abrasion Resistance, Drawdown blade straightness +/- 2μm, suitable for accurate wet-film preparatory.

$ 315.00

Drawdown blade structure is easy to clean, Drawdown blade accuracy +/- 5μm, film thickness range of 0~ 5000μm adjustable, provide a variety of application width selection, lightweight wear and corrosion resistance.

$ 1106.00

Adjustable application width, with automatic Spreader function, easy to operate, Repeatability is good, suitable for a variety of samples of laboratory prepative.

$ 4914.00

Drawdown blade structure with magnetic suction removable, easy to clean; film thickness range 0-5000μm adjustable, Drawdown blade accuracy up to +/- 5μm, lightweight wear and corrosion resistant rack to improve durability.

$ 945.00

Drawdown blade structure with magnetic suction removable, easy cleaning; film thickness range 0~ 5000 μ m adjustable, Drawdown blade accuracy of +/- 2 μ m; Lightweight hard aluminum oxide frame and high Hardness die steel Drawdown blade, wear resistance and corrosion resistance.

$ 735.00

Adopt scale differential head to adjust film thickness, Graduation 10μm, film range 0~ 5000μm, accuracy +/- 5μm, drawdown blade straightness +/- 2μm, suitable for precise coating preamative.

$ 299.00

Drawdown blade structure with magnetic attraction removable, easy to clean; film thickness range 0-5000μm adjustable, Drawdown blade accuracy up to +/- 2μm; lightweight hard aluminum oxide frame, wear and corrosion resistance, support a variety of application widths.

$ 477.00

Adopt high-quality alloy steel scraper, Hardness and wear resistance and corrosion resistance; Magnetic suction design for quick replacement and cleaning; Film Film thickness 0~ 4500 μ m free adjustment, resolution up to 10 μ m, error only +/- 2 μ m.

$ 291.00

The Spin Coater is controlled by touch screen, the acceleration range is 100~ 4000rpm/s, and the speed can be automatically corrected by A/K selection. The motor torque is large and the operation is smooth, which is suitable for the assembly line process.

$ 2494.00

Adopt scale differential head adjustment, Graduation 10μm, film thickness 0~ 5000μm adjustable, accuracy +/- 2μm, Drawdown blade straightness +/- 2μm, die steel material wear and corrosion resistance.

$ 519.00

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.