Paper Coating Bar

Paper coating rods are metal rods that control the transfer of coating materials by winding wires of different diameters on their surface. They are used to form a uniform thin layer on the paper surface, simulating the coating process in the laboratory and testing coating performance.

Instruments

With bar and drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 200mm/s, support stepless speed and automatic feeding customization function.

$ 9755.00

Equipment with bar and drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 200mm/s, support stepless speed and Vacuum chuck function, effective coating area of 1100 * 750mm.

$ 14597.00

The wet film thickness can be controlled by 1.5μm, the bottom of the groove is wider and the Coating Weight is large, and the extrusion process and chrome plating surface are adopted, which is not easy to loosen the broken wire, easy to clean and not blocked.

$ 477.00

Adopting 500 * 700mm Dimensions, used with bar or Film Applicator, is conducive to the smooth and effective film, and improves the convenience of film operation.

$ 227.00

Made by extrusion process, the wet film thickness can be controlled at least 1.5μm, the groove bottom design is wider to achieve greater Coating Weight, and the chrome surface preparation improves durability.

$ 477.00

It can control the wet film thickness as low as 1.5μm. It adopts extrusion process and 304 stainless steel material. The bottom of the groove is wider and the Coating Weight is larger, and it is not easy to loosen and break the wire, and it is easy to clean.

$ 477.00

Support bar and drawdown blade two coating methods, coating speed 5~ 180mm/s, heating temperature up to 180 ℃, Vacuum chuck to ensure that the substrate is flat, to meet the needs of precision Spreader.

$ 9755.00

Using extrusion process and 304 stainless steel material, the wet film thickness can be controlled to 1.5μm, the bottom of the groove is wider and the Coating Weight is large, and the chrome-plated surface is easy to clean and not easy to block.

$ 477.00

Wet film thickness can be controlled 1.5μm, the bottom of the groove is wider Coating Weight is larger, using extrusion process and chrome plating surface, not easy to block and easy to clean.

$ 477.00

The minimum wet film thickness can be controlled 1.5μm, using extrusion process and chrome plating surface, not easy to loosen the broken line, easy to clean and not blocked, can be customized specifications length, groove bottom width Coating Weight large.

$ 477.00

Equipment provides bar and adjustable drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 180mm/s, support custom Coating size 500 * 1000mm, suitable for a variety of substrates.

$ 8142.00

The wet film thickness can be controlled to 1.5μm, the bottom of the groove is wider and the Coating Weight is larger, and the 304 stainless steel material and chrome-plated surface are used, which is durable and easy to clean, and avoids the problem of loose and broken wires.

$ 477.00

With bar and drawdown blade two coating methods, Spreader thickness range 0~ 10mm, coating speed 5~ 180mm/s, support stepless speed and automatic feeding function, Floor-Standing structure design is stable and reliable.

$ 8949.00

Adopt bar coating method, coating speed 1~ 300mm/s stepless speed regulation, film accuracy +/- 0.001mm, equipped with High Accuracy imported bar and Glass table, support application length and speed free adjustment, suitable for a variety of substrate film.

$ 1687.00

Using extrusion process and 304 stainless steel material, the wet film thickness can be controlled by 1.5μm, and the bottom of the groove is wider to increase the Coating Weight, so as to avoid the problem of steel wire loosening and blockage.

$ 477.00

Articles

Extended Application of Paper Water Absorption Tester in the Dispersibility Evaluation of Tissue Paper
This article explores how to extend the application of an instrument originally used for testing the water absorption capacity of paper to evaluate the dispersibility of tissue paper.
Short Span Compression Strength (SCT) Tester for Analyzing Paper Compression Resistance
The short-span compressive strength (SCT) tester is used to measure the resistance of materials such as paper and cardboard to compression over a short distance, primarily following international standards such as ISO 9895.
IGT Printability Tester Evaluates Paper Surface Pick Resistance
This article introduces how to use the IGT printability tester to evaluate the surface pick resistance of paper. Picking refers to the phenomenon where the tack force of the ink is too high during printing, causing the surface fibers of the paper to be lifted, which affects print quality.
Internal Bond Strength Scott Tester for evaluating interlayer bonding force of paper.
This article introduces the method of evaluating the interlayer bonding strength of paper using a Scott tester. The interlayer bonding strength affects the printing and mechanical properties of paper. During testing, the instrument peels the paper vertically through an adhesive test head, records the energy required for separation, and calculates the internal bond strength.
Tensile strength testing machine measures the tensile properties of paper.
The tensile strength tester is used to determine the tensile properties of paper by simulating the stretching process to obtain key parameters such as tensile strength and elongation at break. The testing follows standards such as ISO and GB to ensure reliable results.
Paper Whiteness Tester Measures CIE Whiteness
This article explains how a paper whiteness meter measures CIE whiteness. Whiteness is a crucial optical indicator for evaluating paper quality. Traditional methods rely on subjective judgment, while modern instruments provide objective data by simulating standard lighting conditions.
Glossmeter 75-degree angle measurement for paper gloss
This article introduces the principle and method of measuring paper gloss using a 75-degree specular gloss meter. Gloss is defined as the ratio of the light reflected from the paper surface to that reflected from a standard reference plate, with the 75-degree angle commonly used for measuring medium to high gloss papers.
Sheffield Smoothness Tester for Analyzing Paper Printing Surface
This article introduces how the Sheffield smoothness tester analyzes the printing surface of paper. The instrument quantifies paper smoothness by measuring the air leakage time, with a longer time indicating a smoother surface.
Schopper air permeability tester measures paper air permeability.
The Schopper air permeability tester measures the air permeability of paper based on Poiseuille's law, calculating the permeability by either the air flow rate under a constant pressure difference or the pressure difference at a fixed flow rate.
Cobb Absorbency Tester Evaluates Paper Water Absorption Capacity
The Cobb water absorption tester is used to measure the water absorption capacity of paper or cardboard by simulating the liquid contact process and calculating the mass of water absorbed per unit area to determine the Cobb value.
Paper Thickness Gauge for Determining Paper Thickness and Apparent Density
This article explains how to measure paper thickness and apparent density using a paper thickness gauge. Thickness refers to the vertical distance between the two sides of paper under standard pressure, while apparent density is calculated by dividing the basis weight by the thickness, reflecting the compactness of the paper.
Contact angle measuring instrument measures the surface wettability of paper.
The contact angle goniometer evaluates wettability by measuring the contact angle of a liquid droplet on the surface of paper, based on the principle of Young's equation. The static drop method is commonly used for measurement, requiring control over sample flatness, environmental conditions, and droplet volume, while also considering the influence of surface roughness.
Application of Valley Beater in Pulp Laboratory Beating
The Valley beater is a device used in laboratories to simulate industrial beating processes. It modifies the morphology of pulp fibers through mechanical action, thereby influencing paper properties. During operation, parameters such as beating pressure, pulp consistency, and beating time must be controlled, with the beating degree serving as a quantitative measure of the effect.
Standard Method for Determining the Beating Degree of Pulp Using a PFI Mill
This article introduces the standard method for measuring the degree of pulp beating using a PFI mill. The beating degree is a key indicator of the extent of pulp fiber processing and directly affects paper quality.
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.