Material Grinder

The material grinder pulverizes and refines samples through mechanical force, achieving a uniform and fine particle state. Its principle involves using the collision and friction between grinding media and the sample to achieve crushing. Its function is to provide representative samples for subsequent testing, and it is applied in raw material inspection and quality control in industries such as coatings and plastics.
Selection
When selecting a material grinder, considerations should include sample hardness, target particle size, and processing capacity. High-power equipment is suitable for hard materials, while heat-sensitive materials require cooling functions. The model should be determined based on the corrosion resistance and ease of cleaning of the container material, while also paying attention to equipment maintenance requirements and safety configurations.

Terms

Standards

Instruments

Adopting three-roll extrusion friction grinding principle, Rotation speed 28-152rpm adjustable, fineness of grinding up to 15μm, Hardness HS70 ° above the surface of cold hard alloy steel roller, support water chilling down system, suitable for high viscosity material processing.

$ 2090.00

Roller diaMeter 65mm, processing capacity 0.5-10 kg/h, support chill down water temperature control, emergency brake protection, can be customized ceramic roller material, to adapt to viscosity ≤ 3,000,000cps material.

$ 1185.00

The three-roll extrusion grinding principle is adopted, the diaMeter of the roller is 65mm, the processing viscosity is 3 million cps, and the temperature can be controlled by chilling down water. The material of the roller can be selected from cemented carbide or zirconia ceramics.

$ 1021.00

Three rollers are used to squeeze each other and friction at different speeds to achieve grinding. The roller material is cold hard alloy cast iron, with surface Hardness HS70 ° or more, and the fineness of grinding can reach 15μm, which is suitable for high viscosity material processing.

$ 7335.00

The three-roll extrusion grinding principle is used to process materials with a viscosity of up to 3 million cps. The roller can control the temperature rise through chilled down water. The roller speed range is 23-178rpm. It supports the customization of ceramic materials such as zirconia and is suitable for paste grinding with high fineness requirements.

$ 2571.00

Rotation speed up to 3000rpm to achieve efficient grinding, fineness up to 10μm or less; double-decked chill down jacket design makes the operating temperature rise less than 10 ℃, to ensure material Stability; zirconia bead grinding medium, suitable for a variety of viscosity material processing.

$ 1124.00

Three rollers are used to crush each other to destroy the molecular binding force, and the material is crushed and mixed. The size of the roller is 65x135mm, the rotation speed of the middle roller is 88rpm, and the particle size of the starting material is 50~ 100μm.

$ 735.00

Adopt horizontal three-roller extrusion grinding, roller clearance hand adjustment, maximum processing viscosity 3000000cps, roller can be cooled down water temperature control, fineness control precision, suitable for a variety of viscosity materials.

$ 1745.00

The surface of the three rollers is squeezed and rubbed at different speeds to achieve grinding. The roller is made of cold hard alloy steel, with a surface Hardness of HS70 ° or more, a fineness of grinding up to 15μm, and a capacity of 350Kg/h.

$ 12983.00

Three rollers are used for mutual extrusion and friction at different speeds to achieve grinding. Hardness of the roller surface is above HS70 °, and fineness of grinding can reach 15 μm, which is suitable for grinding dispersion of high viscosity materials.

$ 4592.00

The surface of three rollers is extruded and rubbed at different speeds to achieve grinding. The diaMeter of the roller is 65mm, and the fineness of grinding can reach 15μm. It is suitable for fine grinding and dispersion of high viscosity materials.

$ 800.00

Using zirconia ceramic roller, concentricity ≤ 2μm and not easy to dye; double bearing structure eliminates vibration to improve grinding accuracy; stepless speed control Flow rate, distance adjustment accuracy 1μm, compact design is convenient for experimental table placement.

$ 5318.00

Rotation speed up to 3000rpm, fineness of grinding generally up to 10um or less, liquid-liquid dispersion ground up to sub-micron or even nano level; double-decked chilled down jacket design, conventional temperature rise less than 10º, to ensure pRoduct Stability.

$ 2468.00

The zirconia ceramic roller is wear-resistant without black point, the adjustment accuracy is 1 μm, and the gap pressure is displayed in real time; the multi-point closed-loop drive ensures stability, the Processing capacity 0.02-20 L/hour, and the Touchscreen operation includes formula storage and pressure Linear dispersion functions.

$ 25247.00

Rotation speed up to 3000rpm, fineness of grinding up to 10 microns or less, equipped with double-decked chill down jacket temperature rise of less than 10 degrees, zirconia bead grinding medium and CNC separation plate design, easy to operate and clean.

$ 3814.00

Articles

Detection Methods and Standards for Ozone Aging Tests on Thin Films
This article primarily introduces the aging test method for thin-film materials in an ozone environment.
Analysis of Common Defects in Laboratory Coating Machine Blade Coating and Adjustment Methods for Process Parameters
This article introduces common defects in the blade coating process of laboratory coaters, such as streaks, orange peel, bubbles, uneven thickness, and missed coating. It analyzes the causes of these issues, which are primarily related to material properties, operating parameters, and environmental factors.
Different Requirements for Single-Column Testing Machine Selection in Peel Test and Tear Test
This article primarily discusses the different requirements of peel testing and tear testing for selecting a single-column testing machine. Peel testing targets the adhesive surface, involves smaller force values, and requires high-speed loading and specialized fixtures. Tear testing focuses on crack propagation within the material, involves larger force values, and has higher requirements for speed stability.
Comparison of Selection Between Dual-Column Gantry and Single-Column Universal Testing Machines for Plastic and Rubber Testing
This article compares the differences between dual-column portal and single-column universal testing machines in plastic and rubber testing. Dual-column portal types offer high rigidity and large load capacity, making them suitable for high-strength materials and high-precision testing; single-column types have an open structure and low cost, making them ideal for small loads and frequent fixture changes.
How to choose a single-column electronic universal testing machine based on the maximum test force
This article introduces how to select a single-column electronic universal testing machine based on the maximum test force. First, determine the strength range according to the material type and standard, such as plastics, metals, etc. Then, calculate the maximum force based on the tensile strength and specimen area, and multiply it by a safety factor of 1.3 to 1.5.
Application of Drop Hammer Impact Testing Machine in Evaluating Impact Resistance of Composite Materials
This article introduces how the drop-weight impact testing machine evaluates the impact resistance of composite materials. The test releases a weight to strike the specimen, measuring parameters such as energy absorption, peak load, and damage area, simulating low-velocity impacts like tool drops.
Impact of the Fixture Design of a Drop Hammer Impact Tester on the Plastic Impact Strength Results
This article primarily discusses the impact of the fixture design of a drop-weight impact testing machine on the results of plastic impact strength tests. The geometric parameters of the fixture, clamping method, and contact surface material can alter the stress state and energy transfer of the specimen, thereby affecting the accuracy of the test data.
Application of High-Temperature Universal Testing Machine in the Study of Hot Modulus of Rupture of Refractory Materials
This article introduces the application of a high-temperature universal testing machine in measuring the hot modulus of rupture of refractory materials. It explains the working principle, testing procedure, and key parameters of the testing machine, such as the effects of heating rate, holding time, and loading rate.
Shore Durometer Selection: Matching Principles of Hardness Models and Measurement Ranges
This article introduces the selection method for Shore durometers, with the core focus on ensuring that the hardness type matches the material's hardness range and rebound characteristics. When selecting, the principle that the measured value falls within 20% to 80% of the full scale should be followed to avoid data distortion.
Rapid temperature change high and low temperature test chamber for thermal fatigue evaluation of PCB board solder joints.
This paper discusses the application of rapid temperature change high and low temperature test chambers in evaluating the thermal fatigue of PCB board solder joints. Solder joint fatigue is primarily caused by differences in material thermal expansion, and the test chamber simulates thermal stress through temperature cycling to accelerate the fatigue process.
Application of Transparent Constant Temperature Water Bath in Visualization of Material Thermal Deformation
The constant temperature water bath provides a stable environment for observing the deformation of materials after heating by maintaining a constant and uniform temperature of the liquid medium.
Difference between Black Panel Temperature and Black Standard Temperature in Light Aging Test Chambers
In the light aging test chamber, black panel temperature and black standard temperature are two distinct temperature indicators. The black panel temperature is measured using a black metal panel sensor, reflecting the immediate heating effect on the material surface under light exposure and is significantly influenced by air convection.
Effect of Rapid Temperature Change Aging Chamber on Thermal Cycling of Composite Materials
This article primarily explores how rapid thermal cycling chambers affect the performance of composite materials during thermal cycling. It explains that thermal cycling can induce internal stresses in composite materials due to differences in the thermal expansion coefficients of their components, potentially leading to microcracks or performance degradation.
Selection of abrasion testing machine is based on the wear form, choosing between linear or rotational types.
When selecting a wear testing machine, the first step is to determine based on the primary wear forms the material actually encounters.
Selection of laboratory grinders is based on the fineness requirements of coatings, choosing between ball mills or sand mills.
The selection of a laboratory grinder should be based on the fineness requirements of the coating. A fineness greater than 50 microns indicates coarse dispersion, 10 to 50 microns is considered medium fineness, and less than 10 microns requires high fineness dispersion.