Sizing Rod

The sizing rod applies adhesive evenly onto the substrate surface through grooves or threads engraved on its metal surface. Its function is to control the thickness and uniform distribution of the adhesive layer, and it is used in coating experiments or small-scale production of materials such as paper and films.

Instruments

The inner section area of the metal cylinder is 100 +/- 0.2cm ², and the test water consumption is 100mm +/- 5ml. It is suitable for the determination of Water Absorbency on the surface of sizing paper and Cardboard. The operation is simple and the results are accurate.

$ 551.00

Using the Cobb test method, the test area is 100cm ² +/- 0.2, and the pressure roller mass is 10kg +/- 0.5, which is suitable for the detection of Water Absorbency on the surface of sizing paper and Cardboard, and is not suitable for loose or unsizing paper.

$ 848.00

Adapted diaMeter 16mm formed Metering Rod, the total length of 2000mm, through the special structure to correct the straightness of the Rod body, to ensure stable rotation and full contact with the substrate, improve the thickness control accuracy of Spreader.

$ 590.00

The equipment adopts white water circulation system, equipped with electric sizing and aeRodynamic bubble homogenizing functions, the diaMeter of the extraction cylinder is 200mm and the capacity is 8 liters. It supports external vacuum suction, and the volume is small and easy to move.

$ 1493.00

Wet film thickness 22.9 microns, diaMeter 9.52 mm, the forming Rod uses an extrusion process to process continuous grooves, with no wire breakage and easy cleaning; the wire-wound Rod is based on the traditional principle, and there are differences in coating amount.

$ 167.00

Wet film thickness 45μm, main Rod diaMeter 10mm, effective application width 600mm, using SUS304 material, Coating Weight, length and surface preparation can be customized, suitable for a variety of Spreader conditions.

$ 267.00

Using the formed pRoduction process, Coating Weight is about twice that of the wire-wound coating Rod, wet film thickness is 13μm, film accuracy reaches 0.5 μm, and the material is 304 stainless steel.

$ 120.00

Equipped with 1 tie Rod and 10 adapters, the specifications cover M6 to M24, and are suitable for a variety of bolt sizes to ensure test compatibility and ease of operation.

$ 191.00

With bar and Drawdown blade two Spreader mode, using clamshell Drawdown blade head and new bar Installation method, easy to clean. Spreader speed and length can be freely adjusted, film thickness control accuracy is high, suitable for Glass, cardboard and other substrates.

$ 2978.00

The formed process ensures that the film is uniform, the film thickness is 118.9μm, the Rod diaMeter is 9.5mm, the total length is 40cm, and the effective application width is 30cm.

$ 167.00

The photoelectric counter is used to realize automatic counting, and the measurement is fast and accurate; the period of M-3 swing Rod is 0.625s, and the swing time on standard Glass is 440 +/- 6s; the horizontal mechanism is improved, and the scale can be moved horizontally to facilitate zero adjustment.

$ 451.00

Adopt double guide Rod structure to improve Stability, Maximum load 1000N, Support stepless speed regulation and four test modes, Have force holding and tension breaking stop function.

$ 927.00

Using wire-wound stainless steel main Rod structure, wet film thickness 91.4 μ m, application width 300mm, through the formed process to achieve accurate Spreader, easy to operate.

$ 160.00

Spreader speed 5-180mm/s adjustable, wire Rod Spreader accuracy +/- 0.001mm, using touch screen control and mechanical fixture to ensure stable and reliable Spreader process.

$ 2010.00

The wet film thickness is 22.9 microns, the application width is 300mm, the stainless steel material is used, the forming Rod is processed by extrusion process, the continuous wire is easy to clean, and the wire-wound drawdown bar is widely used based on traditional principles.

$ 186.00

Articles

Laboratory rod coater for submicron wet film preparation of photoresist.
This article introduces the process of using a laboratory bar coater to prepare submicron wet films of photoresist.
The wire bar coater with heating and vacuum adsorption is used for the preparation of perovskite solar cell layers.
This article introduces a new technique for preparing the light-absorbing layer of perovskite solar cells: a wire-bar coater with heating and vacuum adsorption capabilities.
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.
Use of Paper Absorbency Tester in Sizing Degree Evaluation
This article introduces the application of the paper absorbency tester in evaluating the sizing degree of paper. It also describes in detail the operational steps of the tester, key influencing factors, and relevant industry standards.
Testing principle of the mandrel bending method for paint film flexibility tester
The shaft-rod bending method is a common technique for testing the flexibility of paint films. It involves bending a test panel coated with the paint film over shafts of different diameters to simulate the deformation of the coating under stress.
Paint Flexibility Tester for Measuring Bending Adaptability
The coating flexibility tester is a device used to assess whether a coating cracks or peels when bent. During testing, the coated sample is bent around mandrels of different diameters, and the surface condition is examined. The flexibility is evaluated based on the smallest mandrel diameter at which no cracking occurs.
Application of Paper Absorbency Tester in Sizing Process
The paper absorbency tester evaluates the absorption performance of paper by measuring the penetration of liquid on the paper. In the sizing process, sizing agents alter the hydrophilicity of the paper fiber surface, thereby affecting the paper's resistance to liquids.
The determination of the yield value of ink using a falling bar viscometer.
This article introduces the method of measuring the yield value of ink using a falling rod viscometer. The yield value refers to the minimum stress required for the ink to start flowing, which is crucial for print quality.
Cone Bend Test Evaluates the Ultimate Deformation of High-Elasticity Coatings
This article introduces the use of a conical mandrel bend test to evaluate the ultimate deformation capacity of highly elastic coatings. The test involves bending a coated sample around a conical mandrel of specific diameters and observing the minimum mandrel diameter at which the coating cracks or peels off, thereby assessing the material's ability to withstand deformation.
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.
The laboratory coating machine easily coats various aqueous and oily slurries.
The laboratory film applicator is a precision instrument used to prepare uniform coatings on substrates, primarily operating on the principle of a blade or wire-wound rod. It allows adjustment of parameters such as speed and pressure to control coating thickness.
How to achieve high uniformity in silver nanowire transparent conductive films through wire rod coating
This article introduces how to prepare uniform silver nanowire transparent conductive films using the wire rod coating technique. These films, which use silver nanowires as the conductive material, exhibit high transparency and conductivity, making them suitable for applications such as touch panels.
Common Troubleshooting for Wire Bar Coater: Solving Issues of Streaking and Uneven Thickness
This article mainly introduces solutions to two common faults in the operation of the wire rod coater—coating streaks and uneven coating thickness.