Mechanical Coater

The mechanical Coater evenly applies the coating onto the substrate surface using a blade, with the blade gap controlling the coating thickness. It is used in laboratories to simulate coating processes and to test the leveling and hiding power of coatings. It is suitable for sample preparation of materials such as paper and films.
Selection
When selecting, consider the substrate type and width to match the Coater specifications, choose the blade gap based on the coating thickness range, select the appropriate blade material according to the coating viscosity, determine the operating speed in conjunction with the drying method, and confirm the accuracy requirements by referring to testing standards.

Terms

Instruments

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

It is suitable for tensile, compression, bending, shear and other mechanical tests, and supports various control modes such as fixed speed, positioning shift, and fixed force. It has powerful Linear dispersion analysis function and flexible report editing ability.

$ 1553.00

Mechanical measurement can be carried out on a variety of substrate surfaces, stainless steel measurement disc diaMeter 50mm thickness 11mm, durable structure, simple operation without professional technology.

$ 848.00

Driven by brushless DC motor, Speed range 0~ 2000rpm, temperature control accuracy +/- 1 ℃, with mechanical timing and automatic temperature control functions, strong stirring force and Rotation speed is stable.

$ 211.00

It is suitable for a variety of mechanical tests such as tension, compression, bending, shear, tearing, and peeling. It supports complex control modes including constant speed, fixed displacement, and fixed force, automatically calculates over 400 result parameters, and offers intuitive and efficient data management.

$ 1553.00

Using brushless DC motor to achieve stepless speed regulation 0~ 1500rpm, Heating power 360W adjustable, equipped with mechanical timing and automatic temperature control function, temperature control accuracy of +/- 1 ℃.

$ 206.00

Adopt hand-crank mechanical pressurization method, Heating power 650W, Mold sleeve specification < 40mm, suitable for small or irregular samples, support thermosetting material inlay.

$ 649.00

Suitable for various mechanical tests such as tension, compression, and bending, it supports international standards including GB and ISO. Equipped with a servo motor and ball screw drive, it offers high control precision, user-friendly software operation, and features multiple languages and multi-level safety protection.

$ 1987.00

With bearing condition measurement function, Frequency range 10-10KHz, optional headset for auscultation, support USB and Bluetooth data output, convenient for on-site mechanical vibration detection.

$ 385.00

The equipment provides 0~ 3000rpm stepless speed regulation and 0~ 120min mechanical timing function, adopts 160W strong motor, can efficiently Stir high viscosity liquids and large volume samples, smooth operation and corrosion resistance.

$ 188.00

Support 0~ 10000rpm Rotation speed and 200 ℃ heating, with 5-stage uniform glue Linear dispersion programming function, PTFE cavity with dry mechanical pump to ensure process Stability.

$ 5560.00

Adopting dip coating with double roll extrusion structure, Spreader thickness 0.3-10 mm adjustable, mechanical speed 1.2m/min can be slowly adjusted, built-in glue circulation system to ensure Spreader uniformity.

$ 29120.00

Using the immersion coating method, Spreader thickness 0.3-10 mm adjustable, mechanical speed 1.2m/min, built-in glue circulation system to ensure uniform and stable Spreader.

$ 32347.00

Using dip coating process with double roll extrusion residual material, Spreader thickness adjustable, mechanical speed 0.1-1 m/min, Oven temperature 50-150 ℃ +/- 3 ℃, suitable for a variety of Coating Spreader.

$ 21051.00

Hand-crank mechanical pressurization is easy to operate, digital temperature controller to ensure stable temperature, Heating power 440W, mold sleeve specification < 25mm, suitable for thermosetting material inlay, protect the edge of the sample.

$ 517.00

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.