Semi-Automatic Coating Applicator

The semi-automatic film applicator forms a uniform wet film on the substrate surface by mechanically moving a blade. It is used in laboratories to simulate coating processes and test properties such as leveling and hiding power of coatings. It is suitable for quality control in industries such as inks and paper.
Selection
When selecting, consider the substrate size matching the coating width, the coating thickness corresponding to the depth of the coating groove, and the material viscosity determining the scraper pressure. Prefer stainless steel for corrosion resistance, and ensure the operation interface is simple and clear. During verification, use standard plates to test coating uniformity.

Terms

Instruments

Using platinum temperature sensor and digital Optical inspection technology, temperature control accuracy 0.1 ℃, can process 2 samples at the same time, with video recording playback function, support 0.1-10 ℃/min heating rate.

$ 3946.00

The black background counting cell is used with annular fluorescent lamp side-shot illumination, and the colony contrast ratio is clear; the counter capacity is 0-999, and the inclined design of the cell surface is easy to observe, which can reduce the labor intensity of the experimenters.

$ 170.00

With an impact speed of 2.9m/s or 3.8m/s, it supports a variety of sample sizes, uses semi-automatic control to improve operation efficiency, and can display information in real time and print out the results.

$ 1138.00

The CMOS integrated circuit is used to ensure stable counting, and the 7W energy-saving ring lamp side-shot illumination makes the colony contrast clear. The counter capacity is 0-999 to meet the needs of conventional detection. The probe pen marking function is avoided, and the repeability count is performed.

$ 151.00

Using platinum plate or ring method measurement, the range is 0~ 400mN/m, the minimum resolution is 0.1mN/m, the manual lifting and lowering points are fast and micro-adjusted, and the output data of RS232C interface is supported.

$ 1413.00

The XY axis displacement platform and the lifting measurement platform are used to facilitate accurate fine-tuning and measurement of small samples such as O-rings; the servo system imported from Japan ensures accurate positioning, and the built-in micro printer supports data output.

$ 14274.00

Measuring methods of platinum plate and platinum ring are supported, with resolution up to 0.01mN/m, equipped with fast fine-tuning manual lifting platform, and can display data in real time through RS232 interface.

$ 2042.00

With bar and drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 200mm/s, support stepless speed and automatic feeding customization function.

$ 9755.00

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

Adjustable Blade Coating device to achieve 0.005-3mm thickness control, equipped with 200 ℃ heating roller and 1 Meter drying tunnel, support 1-10m/min continuous coating speed, with automatic correction function to ensure material alignment.

$ 19438.00

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

Effective coating area 700 * 1300mm, heating temperature up to 180 ℃, drawdown Bar & Blade Vacuum chuck coating method, coating speed 5~ 180mm/s, accuracy +/- 0.02mm, with automatic feeding system, suitable for a variety of materials Moulding.

$ 21858.00

With bar and drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 180mm/s, support stepless speed and automatic feeding function, Floor-Standing structure design is stable and reliable.

$ 8949.00

Adopt adjustable Blade Coating, high film thickness control accuracy, application length and speed can be adjusted freely, equipped with heat-resistant and scratch-resistant tempered Glass countertop, easy to clean and easy to operate.

$ 6205.00

Contains 216 Classic Colors, semi-matte surface, full page color sample size 5.0x15.0cm, monochrome design for easy comparison, with U-shaped protective cover for loss prevention.

$ 145.00

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.