Bilateral Coating Applicator

The dual-sided Coater operates with two coating heads, one on the top and one on the bottom, working synchronously to evenly apply coating on both sides of the substrate. It uses a blade or roller to control the coating thickness and is used for preparing dual-sided functional coatings on materials such as paper and film. It meets special process requirements such as waterproofing and conductivity.
Selection
When selecting, consider matching the substrate thickness and coating width to the equipment specifications. Choose between blade or micro-gravure coating methods based on the viscosity of the coating material, ensuring compatibility with the production line’s drying capacity. The coating thickness adjustment range, material corrosion resistance, and ease of maintenance all influence the effectiveness of use.

Terms

Instruments

The specimen is fixed with a bilateral fixture structure, with a maximum cutting section of 100 × 120mm, a transparent observation window and a powerful exhaust device. After cutting, the surface of the specimen is bright and flat without burns.

$ 3785.00

Measurement accuracy of +/- 5.0 + L/100μm with 20 million pixel high definition CCD and bilateral telecentric lens, supports automatic identification of multiple workpieces for simultaneous measurement without positioning fixture.

$ 17227.00

Maximum cutting section of 100 * 100mm, equipped with bilateral fixture and circulating chilling down system, the surface of the sample after cutting is bright and flat without burns, easy maintenance.

$ 3173.00

Automatic image registration does not need to locate the workpiece, can identify multiple measurement pieces at the same time, repeability accuracy 0.001mm, Measurement accuracy +/- 5.0 + L/100μm, equipped with high definition 20 million pixel CCD and bilateral telecentric lens.

$ 15008.00

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

The 4-sided coating Applicator can be prepative of four wet film thicknesses, the accuracy is +/- 3μm, the application width is 80mm, the stainless steel material is resistant to corrosion, and the operation is simple only need to change the angle.

$ 1172.00

Spreader can be 30/60/90/120μm four thicknesses at the same time, using a combined quadrilateral structure, application width 160mm, stainless steel material to ensure durability and accurate film effect.

$ 315.00

The 4-sided coating Applicator can be prepative of four wet film thicknesses, the conversion angle is easy to operate, the accuracy is +/- 3μm, the stainless steel material is resistant to acid and alkali erosion, and the application width is 80mm.

$ 1235.00

The device places the test plate in parallel in the wind tunnel, the wind speed control accuracy is 3 +/- 0.3m/s, the drying time is automatically controlled, and the surface crazing can be visually inspected, which is suitable for the evaluation of coating anti-crack performance.

$ 490.00

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

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

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

With 450 +/- 2g brush weight and 300mm scrubbing Travel, scrubbing speed 37 +/- 2cpm, can accurately test the anti-scrubbing performance of coatings, suitable for interior and exterior wall coating inspection.

$ 619.00

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

Spreader width 100mm, wet film thickness 37.5μm, wear-resistant corrosion-resistant alloy steel material, can be used manually or with automatic Film Applicator to ensure coating conformity and Repeatability.

$ 143.00

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.
How does a roll-to-roll coating machine achieve double-sided coating?
How does a roll-to-roll coating machine achieve double-sided coating? Double-sided coating is a process that simultaneously or sequentially applies functional coatings to both sides of a flexible substrate (such as film, paper, or metal foil).
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.