Adjustable Applicator

The adjustable Coater controls the coating thickness by adjusting the gap between the blade and the substrate. It is used in laboratories to simulate the coating process, preparing uniform coatings on surfaces such as paper and film for testing and analysis.
Selection
When selecting, consider the substrate type to match the coating width, determine the gap adjustment accuracy based on the viscosity range, ensure the stainless steel material is compatible with various solvents, and use fixtures to guarantee operational stability.

Terms

Standards

Instruments

Adopt scale differential head adjustment, Graduation 10μm, Drawdown blade straightness +/- 2μm, with 0~ 5000 micron large range adjustable and die steel Drawdown blade high wear resistance and corrosion resistance.

$ 735.00

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

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

The gap height is adjustable from 0 to 3000μm, the minimum scale is 5μm, and the aluminum alloy material is treated with anode, which can be completely disassembled and cleaned. It is suitable for solid substrates such as Drawdown Vacuum Plate and Glass Plate.

$ 2300.00

Adopt scale differential head adjustment, Graduation 10μm, film range 0~ 5000μm, accuracy +/- 5μm, Drawdown blade straightness +/- 2μm, die steel material to ensure high wear resistance and corrosion resistance.

$ 896.00

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 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

Film thickness range 0-3500 μm, accuracy +/- 2 μm, adjustable drawdown blade gap by differentiator in units of 10 μm, with extended edge collapsible Coating, suitable for high concentration and high viscosity liquid Spreader.

$ 267.00

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

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

Coating speed 5~ 180mm/s adjustable, thickness range 0~ 10mm, support Vacuum chuck fixed substrate, optional Accessories to meet the needs of different Spreaders, High Accuracy film.

$ 3301.00

Adopt magnetic suction removable drawdown blade structure, easy to clean; film thickness range 0~ 5000μm adjustable, drawdown blade accuracy up to +/- 2μm; High Hardness die steel drawdown blade and hard aluminum oxide frame, wear resistance and corrosion resistance.

$ 436.00

Film range 0~ 3500 microns, accuracy +/- 2μm, adjustable drawdown blade gap by differentiator, suitable for solid flat substrate Manual Spreader high viscosity liquid with extended edge Coating.

$ 296.00

The wet film thickness can be adjusted in increments of 10 μm from 2 μm, the maximum application width is 300mm, and the precision wear-resistant stainless steel blade and anodic oxidation aluminum frame are used.

$ 2198.00

The wet film thickness can be adjusted in 10 μm increments from 2 μm, the maximum application width is 75mm, and the precision wear-resistant stainless steel blade and anodic oxidation aluminum frame meet the ASTM D823 standard.

$ 2198.00

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.
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.
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.