Line coater for coatings

The paint line Coater applies a uniform line of paint onto a substrate through a groove structure, simulating printing or coating processes to test the fluidity and coverage of the paint. It is commonly used for evaluating paint performance in laboratory settings.
Selection
When selecting, consider the groove width matching the coating thickness requirements, material wear and corrosion resistance, ease of operation, compatibility with the type of coating being tested, and reference industry standards to ensure consistency of results.

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

Using stain removal rate evaluation method, scruf speed 37cpm, load 1000g, can accurately adjust the liquid Flow rate, by measuring the reflection coefficient changes to evaluate the stain resistance of coatings.

$ 1103.00

Contains 83 glossy Colors, in line with the national standard GB3181, each Color has a uniform number, suitable for oil-based coatings, Packaging Dimensions 9.59cm * 3.8cm.

$ 81.00

Measurement range of 50~ 7600 μm, error +/- 3%, suitable for thick soft coatings such as polyurea and asphalt neoprene, providing accurate thickness detection.

$ 3226.00

The uniform glue speed is adjustable from 100 to 7000rpm, and the time is adjusted steplessly in multiple stages. The solenoid valve control gas path is suitable for the assembly line process. The motor torque is large and the operation is smooth. Vacuum chuck ensures the stability of the substrate.

$ 1171.00

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

High homogenizing efficiency, support 1-5 stage program control, 3000 seconds per period, speed range 100-10000rpm, acceleration 100-10000rpm/s, solenoid valve control gas path suitable for assembly line process.

$ 1461.00

The uniform glue time is up to 3000 seconds, the speed range is 100-10000rpm, and the acceleration is 100-10000rpm/s. The solenoid valve is used to control the air path, which is suitable for assembly line processes. The motor torque is large and the operation is smooth.

$ 1364.00

The uniform glue time can be adjusted from 0 to 240 seconds, the speed range is 100-7000rpm, the four-stage speed controller ensures the uniformity of the coating, the solenoid valve control gas path is suitable for the assembly line process, and the motor torque is large and the operation is smooth.

$ 1138.00

Measurement range covering 55~ 140KU, suitable for accurate viscosity analysis of various coating samples.

$ 533.00

Measurement range 0~ 1500μm, accuracy +/- (5μm + 5%), stylus end angle of 60 degrees, suitable for surface profile measurement, with line design for easy connection.

$ 774.00

Using the magnetic induction method, the measurement range is 0~2000 μm, with an error of ±5%, a resolution of 0.1 μm. It supports separate probes and low-voltage alerts, and is suitable for various types of coatings.

$ 243.00

Using 100LPI line number and quadrilateral pyramid hole structure, the transfer uniformity of inks is precisely regulated through hole shape and line number, which affects the wet film thickness and ensures the stability of ink supply.

$ 167.00

Gluing time up to 3000 seconds, speed range of 100 to 10000rpm, acceleration of 100-10000rpm/s, support Vacuum chuck and solenoid valve control gas path, suitable for assembly line process.

$ 1590.00

Measurement of thick soft coatings such as polyurea and asphalt, thickness range 50 to 7600 μm, storage of 100,000 readings, ASTM D6132 compliant, non-destructive ultrasonic technology, durable and easy to operate.

$ 3987.00

Articles

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.