Simplifying How Doers Get Equipped!
In a mine or a materials testing laboratory, high capacity crushers and pulverizers are a must have for the mining industry. Our grinding mill reduces materials into fine powders, it’s a essential tool for many applications, including sample preparation for soil analysis. Particle size reduction is key in many industries, from recycling to pharmaceuticals, so our pulverizing equipment is versatile. Pulverizers and lab crushers from Certified Material Testing Products can do it all. Our equipment comes in various feed capacities and jaw sizes so you can find the one that fits your needs.
Designed for economic size reduction, our crushers and pulverizers process common minerals, typical aggregates, hard rock, and soft materials. Their welded steel construction makes them durable and reliable for demanding laboratory environments.
Pulverizers are high speed grinding mills that reduce materials into fine powders. These machines can handle soft to hard materials, so they are a must have in many industries including pharmaceuticals, food and cosmetics. The grinding process involves high speed moving beaters that work in conjunction with a serrated liner to pulverize the material into the desired mesh size. This combination ensures effective size reduction, for precise and consistent results across many applications. Whether you need to process bulk materials or achieve a fine powder, pulverizers offer the flexibility and efficiency for many industrial needs. These pulverizers are specifically designed for laboratory testing, providing precise and repeatable results for sample analysis.
Jaw style lab equipment use compressive force to break down feed material between two dies or “jaws”. The adjustable jaw opening is key to controlling the size of the crushed output so you can get precise sizing in all crushing applications. Laboratory jaw crushers come in various models and specs, sizes, capacities, materials of construction and features for material reduction in laboratory. Find jaw width sizes for jaw crushers to fit whatever you will be processing in your lab. Have questions about jaw crushers? Contact Certified Material Testing Products today.
Screw feeders act as a pre-crusher, reducing large soft mass before it is processed by the micro pulverizers.
We recommend the popular Mini-Jaw Crusher for most lab needs. The Mini-Jaw Crusher, ideal for preliminary size reduction, has reversible jaw plates made of manganese steel for added durability and performance in batch and continuous use. For optimal size reduction processes in various industries, consider also using the Marcy Double Roll Crusher.
Laboratory jaw crusher is used to reduce the size of mineral samples and create uniform particle sizes for analysis. There are several types of laboratory crushers, each for specific applications and materials.
Laboratory Jaw Crusher: The most common type of laboratory crusher, laboratory jaw crusher is ideal for primary crushing of hard and brittle with adjustable jaw openings. They come in various sizes and can have adjustable jaw openings to control the output size so they are versatile for all types of bulk material samples. Additionally, micro pulverizers can be used to grind a variety of products to a fine mesh size.
Cone Crushers: For secondary or tertiary crushing, cone crushers are good for processing hard, abrasive rocks and ores. They give precise and results so are valuable for detailed analysis.
Crushers: For intermediate crushing of friable materials, roll crushers can be used for primary and secondary crushing. They produce uniform particle sizes and are often used in mineral processing.
Hammer Mills: For soft to medium-hard materials, hammer mills produce a fine output size. They are used in applications where fine grinding is required. The shubh micro pulverizer is particularly versatile in grinding various materials, utilizing high-velocity beaters and specialized feeding mechanisms. These mechanisms often include a specially designed paddle equipped with bearings, which assists in pre-crushing oversized materials before they are conveyed into the grinding chamber.
Disc Mills: For a wide range of materials, from soft to hard, disc mills produce a fine output size. They are versatile and can be used in any laboratory.
Ball Mills: For fine grinding of mineral samples, ball mills use grinding media to crush the sample against the inner wall of the mill. Ball mills are essential for precise and uniform particle sizes in analytical processes.
Each type of laboratory crusher has its own features and applications so you need to choose the right one for your needs.
The efficiency and effectiveness of laboratory crushers are largely determined by their key components. In jaw crushers, the stationary jaw and movable jaw work together to apply compressive force to the material, initiating fracturing and achieving particle size reduction. The jaw plates, typically made from durable materials like manganese steel, are engineered for longevity and optimal crushing performance. The grinding chamber is where the material is processed, with the design ensuring thorough and uniform reduction. For crushers, a revolving cone and bell-shaped hopper facilitate the crushing of materials, with the final particle size easily adjusted via a conveniently located handwheel. Grinding plates in disc mills and other laboratory crushers further enhance the size reduction process, ensuring that materials are ground to the desired specifications. Each component is designed to maximize throughput, maintain results and support the rigorous demands of laboratory and industrial applications.
The design and functionality of laboratory crushers and pulverizers are key to their performance. These machines have a CI robust construction with a standardized heavy design, ensuring durability and efficiency in reducing the size of different materials. The grinding chamber, where the material is fed and ground, is engineered to achieve the desired mesh size. The feeding arrangement consists of a specially designed hopper with a sliding valve, allowing a gravity feeding arrangement for lightweight or hygroscopic materials like medicine herbs, spices, and easily grindable substances such as sugar and salt into the grinding chamber. Additionally, screw feeders ensure a uniform feed, and a variable speed arrangement can be provided for control. The beaters, forged from hardened material, revolve at high velocity within the grinding chamber, ensuring effective and consistent grinding.
The principle of operation of laboratory crushers and pulverizers is based on size reduction through the energy dissipated by rapidly moving beaters. As the rapidly moving beaters rotate at high speed, they impact the particles, causing size reduction. The material is crushed between the high-speed moving beaters and a serrated liner, resulting in a powder. This pulverized fine powder is then pushed through a screen into a collecting bag by the air draft generated from the centrifugal movement of the beaters. The machines can accommodate various feeding arrangements, including gravity feeding, screw feeding, and paddle type feeding, to suit different materials and applications.
Fine grinding and pulverizing are the processes in laboratories and industries where fine powders and precise sample preparation are required. Ball mills including planetary ball mills are widely used for their high throughput and accuracy. These mills use media to reduce the sample to the desired particle size which can range from nanometer to millimeter scale. Disc mills, rotor mills and beater mills are also popular for fine grinding and pulverizing especially when working with soft to medium aggregate. The choice of mill depends on the application, nature and required particle size so that each sample is prepared to meet the highest standards for material analysis and applications.
Pulverizer models and specifications vary to meet the specific needs of different applications. One of the most popular models is the Shubh Micro Pulverizer, a compact, low cost and highly efficient grinding mill. This model is suitable for small scale operations and laboratory use, offers excellent performance in reducing material size. Another widely used model is the Model A Pulva Sizer, designed for continuous production work and suitable for both laboratory and pilot plant use. For higher capacity needs the Model B Pulva Sizer is recommended, with main drive motors ranging from 10 to 25 HP. Each model has its own specifications including screen area, air passed, hammer tip speed and power requirements. Choose the right model for your reduction needs.
Ball mill operations are the heart of powder production in laboratory and industrial environments. These mills use media—such as balls or rods—within a precisely engineered grinding chamber to break down through impact and attrition. Features like adjustable speed and feed rate allow for close control over the output size so that the final product meets exact specifications. Laboratory ball mills are available in various sizes and configurations from compact models suitable for small sample volumes to larger units for high throughput operations. The versatility and efficiency of ball mills make them essential for applications in mining, ceramics, pharmaceuticals and other industries where fine grinding and consistent is critical.
Using laboratory crushers can be dangerous if proper safety precautions are not followed. Here are some safety tips and troubleshooting advice to ensure safe and efficient operation:
Wear Protective Gear: Always wear safety glasses and gloves when operating a crusher to protect yourself from hazards from the jaw crushers.
Proper Assembly and Maintenance: Make sure the equipment is properly assembled and maintained before use. Regular maintenance prevents accidents and extends the life of the equipment. The electric motor powering the screw feeders ensures efficient feeding into the chambers which is critical for the pulverizing process.
Use the Right Crusher: Use the correct type you are processing. Using the wrong equipment will be inefficient and hazardous.
Don't Overload: Don't overload, this can cause damage and create hazards. Follow the manufacturer's guidelines for maximum load capacity.
Regular Checks: Check regularly for wear and tear especially the jaw plates and moving parts. Replace worn parts as required to maintain optimal performance.
Keep It Clean: Keep clean to prevent contamination and get accurate results. Remove debris and residues after each use.
Common problems with lab equipment are clogged or blocked crushing chambers, worn or damaged jaw plates, incorrect gap width adjustment and overloading or underloading. Troubleshooting can be done by referring to the manual, contacting the manufacturer or a qualified technician.
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