Paper sizing coater

The paper sizing Coater evenly applies the sizing agent onto the paper surface using a blade or roller, forming a water-resistant film. It is used to improve the water resistance, strength, and smoothness of paper and is suitable for the production processes of cultural paper and packaging paper.
Selection
When selecting, consider the type and grammage of the paper to match the coating requirement. Check the material of the doctor blade and the precision of the roller to ensure an even coating. Choose the model based on production speed, ensuring compatibility with existing drying equipment. Pay attention to maintenance convenience and the availability of spare parts.

Terms

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

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

Test area of 100cm ², press roller mass 10kg, can accurately determine the surface of the paper liquid absorption mass, in line with international standards.

$ 533.00

Test area of 100cm ², cylinder height of 50mm, can accurately determine the unit area of paper and Cardboard in the specified time surface absorption of water, using the Cobb test method for surface Water Absorbency test.

$ 451.00

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

Vacuum principle measurement paper breathability performance, Measurement range 0-1000ml/min, test area of 10cm ², suitable for a variety of industrial paper mass detection.

$ 1134.00

The Cobb test method was used to measure the water absorption per unit area, the cross-sectional area of the cylinder was 100 +/- 0.2cm ², and the Basis Weight of the absorbent paper was 200~ 250g/m2, which was suitable for the determination of the surface absorption weight of paper and Cardboard.

$ 438.00

Using 100cm ² standard test area and 100ml test water, equipped with 10kg pressure roller to ensure uniform pressure of the sample, can accurately measure the liquid absorption in different time periods from 30s to 1800s, to meet a variety of test needs.

$ 701.00

The three-point positioning guide structure and pure copper wear-resistant sleeve are used to ensure coaxial concentric accuracy; the service life of the special treatment die blade is up to 10 years; the sampling thickness range is 0.1~ 1.5mm, which meets the needs of various paper testing.

$ 624.00

The sampling size of the equipment is 300 * 320mm, and the parallelism of the incision is less than or equal to 0.1mm. It can accurately detect the mechanical properties such as paper tension resistance, elongation and fracture length, and meets the requirements of many national standards.

$ 211.00

Measurement range 10~ 500mN, resolution 5mN, tear arm 104mm, paper size 25 * 15mm, suitable for accurate determination of paper Tear strength.

$ 782.00

Measurement range 0-20mm, accuracy 0.001mm, contact pressure 20 +/- 5kPa, suitable for paper, Cardboard and sheet material Film thickness detection, in line with a number of international standards.

$ 401.00

The equipment adopts High Accuracy modular Spreader station, all-electric control without air source, minimum glue thickness 0.01mm, Spreader speed 2-4.5 m/min adjustable, with electronic control precision tension to adapt to a variety of materials such as paper, plastic and metal film.

$ 5721.00

Measurement range 0~ 1000ml/min, test area 10cm ², test area pressure difference 1kPa, suitable for a variety of industrial paper ventilation performance detection.

$ 935.00

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.