Plate Film Spreader

The plate Coater uses a smooth metal plate to evenly spread coating material onto the substrate surface, forming a film with controllable thickness. It is used in laboratories to simulate coating processes and test properties such as leveling and hiding power of coatings. It is suitable for coating preparation and quality control of paper and film materials.
Selection
When selecting, consider that the coating width matches the sample size, the coating thickness range covers the testing requirements, the corrosion resistance of the blade material suits the type of coating, the substrate flatness ensures uniform coating application, and ease of operation affects experimental efficiency.

Terms

Standards

Instruments

Wire-wound molding process, wet film thickness of 80 microns, effective application width of 25.5 cm, can be used at the same time Spreader a variety of Coating comparative experiments, with Drawdown Plate use effect is better.

$ 173.00

Wire-wound process to achieve 40μm wet film thickness, one operation can simultaneously Spreader two or more Coatings, matching Drawdown Plate to improve Spreader repRoducibility, suitable for soft to strong all kinds of substrates.

$ 157.00

Using metal layer plate structure, Temperature range -7~ 70 ℃, support 13 point temperature measurement, can simultaneously Spreader 6 samples, through drying air flow and layer temperature to achieve accurate film formation detection.

$ 3704.00

With bar +/- 0.001mm and Drawdown blade +/- 0.003mm High Accuracy Spreader capability, support 1-300mm/s stepless speed regulation. The clamshell Drawdown blade design is easy to clean, Glass plate countertop ensures Spreader flatness, and optional heating function enhances adaptability.

$ 6528.00

Using formed design, film Film thickness of 270 microns, Spreader width of 25cm, wear resistant stainless steel material, suitable for high viscosity sample preparation, accuracy better than traditional Film Applicator.

$ 157.00

Spreader wet film thickness of 200 microns, groove design is not easy to block and easy to clean, to ensure the uniformity and accuracy of Spreader, support laboratory manual or Automatic Film Applicator.

$ 114.00

Spreader wet film thickness 120 μ m, groove design is not easy to block and easy to clean, Spreader accuracy is high, support manual Spreader and Automatic Film Applicator with use.

$ 99.00

Using Metering Rod & doctor blade dual Spreader method, Spreader accuracy is up to +/- 10μm, Film thickness range is 0-5000μm. Spreader rate and stroke are controlled by vacuum adsorption to fix the substrate, and the touch screen can effectively improve film repRoducibility and conformity.

$ 3462.00

Spreader speed 5-180mm/s adjustable, scraper Spreader Film thickness range 0.01-10 mm, equipped with vacuum adsorption and Glass plate Spreader table, to achieve accurate wet-film Spreader and high repRoducibility.

$ 6851.00

Effective Spreader width 300mm, suitable for all kinds of scraper type Film Applicators, to ensure the uniformity of Spreader, improve the film accuracy and conformity in the experiment or pRoduction.

$ 235.00

Spreader accuracy of +/- 0.003mm, Spreader Film thickness 0~ 10mm adjustable, vacuum adsorption fixed substrate, touch screen control to achieve stepless speed change, improve film repRoducibility and ease of operation.

$ 5237.00

Spreader accuracy of +/- 0.003mm, Spreader Film thickness range of 0~ 10mm, using stepless variable speed control, vacuum adsorption and removable scraper design to ensure uniform and stable Spreader, improve experimental repRoducibility.

$ 4430.00

Using formed pRoduction process, wet film thickness of 180 μ m, Spreader width of 250mm, 304 stainless steel material to ensure durability and accurate Spreader effect, suitable for Spreader handle use.

$ 157.00

Cube Applicator can achieve 70/150μm double-sided Film thickness Spreader, through the hardening process to ensure that the overall uniform hardening, Spreader width 12mm, guide plate design for narrow Glass panel direct use.

$ 604.00

Film Film thickness 48.0μm, Spreader width 300mm, stainless steel material, wear and corrosion resistance, especially suitable for high viscosity or high abrasion experiments, high accuracy and durability.

$ 160.00

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.
The cone and plate viscometer measures the rheological properties of a small amount of ink sample.
A cone-plate viscometer measures torque through rotation between the cone and plate, enabling the analysis of rheological properties with small ink samples. It is suitable for small-volume measurements, reducing interference from solvent evaporation.
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.
Application differences between spin coaters and flat film coaters.
The most fundamental difference between the two lies in the driving force for liquid spreading and film formation. The spin coater utilizes centrifugal force, while the flat-plate film applicator relies on mechanical shear force.
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.