Lab jaw crushers are the workhorses of the laboratory. You'll find a wide range of them in our category—high-quality, durable crushers designed specifically for laboratory use. They come in various sizes to suit different testing scenarios. That means you can rely on them to reduce rock and ore samples, prepare samples for analysis and size reduction of hard, brittle materials.
You'll find jaw crushers from leading manufacturers like Morse, BICO Braun, RETSCH and others. Each one is engineered to deliver reliable performance in the lab. That means adjustable crushing jaws and jaw openings so you can have precise control over the final product size.
Morse Jaw Crushers are built to last. They come in various sizes, so you can handle a wide range of materials and get consistent results. BICO Braun Jaw Crushers are known for their heavy-duty construction and reliable operation. They've got powerful motors and easily adjustable jaws for precise control over the final product size. Plus, specialized materials can prevent iron contamination—a must in industries where iron-free grinding is required.
Mini-Jaw Crushers are a compact, portable solution for small lab applications. With a small feed opening, they're ideal for reducing small samples to a fine powder for further analysis. You can choose from different materials for your Mini-Crusher Jaw Plates—alloy steel, ceramic or tungsten carbide—depending on your needs.
RETSCH Jaw Crushers come with various jaw options—manganese steel, stainless steel, zirconium oxide or tungsten carbide. That gives you the flexibility to choose the most suitable jaws for your application. Breaking jaws accessories for the RETSCH Jaw Crushers enhance their versatility and durability, ensuring long-lasting performance in the lab. You can also adjust the maximum feed size and maximum throughput to optimize performance and efficiency.
Our laboratory jaw crushers are essential equipment for any lab. With their robust construction, various jaw options and adjustable settings, these crushers deliver consistent, accurate results. Whether you're reducing rock and ore samples, preparing samples for analysis or size reduction of hard and brittle materials, you can count on these crushers to deliver.
A lab jaw crusher is a specialized piece of equipment designed to break down solid materials into smaller pieces for analysis or processing. They're used in mining, metallurgy, geology and chemistry, where precise sample preparation is crucial. Unlike industrial jaw crushers, lab jaw crushers are smaller and designed for intermittent or continuous pre-crushing of coarse materials.
These crushers are designed to crush soft materials, medium-hard, hard, brittle and tough samples quickly and efficiently. That makes them ideal for sample preparation in labs and enterprise production. You'll find them in various sizes and types—to accommodate different sample types and sizes. They're used in mining, metallurgy and geology to crush a variety of materials.
The key components of a lab jaw crusher are the jaw plates, the crushing chamber and the movable crushing jaw. The jaw plates are designed to minimize contamination from wear debris. The crushing chamber provides efficient size reduction and withstands the rigors of continuous use. The movable crushing jaw ensures a consistent crushing action, contributing to the crusher's overall efficiency and durability.
The capacity and speed of operation of a lab jaw crusher depend on several factors, including the size of the jaw opening, the type of material being crushed and the desired final product size. Generally, they accommodate a maximum feed size ranging from 26 to 220 mm, with a maximum throughput of up to 500 pounds (227 kg) per hour. The speed of operation can be adjusted to meet the specific requirements of the material being processed.
These laboratory jaw crushers are built for speed and finesse in sample preparation. They're relatively easy to operate and maintain—you'll find simple controls and minimal upkeep requirements. Regular cleaning and inspection of the jaw plates and crushing chamber are essential to get the best performance out of your crusher and prevent contamination. That means you should regularly clean the jaw plates and lubricate the movable crushing jaw to keep it running smoothly and reduce wear.
Operating a laboratory jaw crusher can be a challenge. But understanding what can go wrong and how to fix it can keep your crusher running at its best.
Clogging can happen when you feed the crusher material that's too large or sticky. That causes the jaws to jam. To prevent this, make sure your material is the right size before crushing and clean the jaws regularly to remove any buildup.
Over time, the jaw plates and crushing jaws may wear out. That reduces the crusher's efficiency. Regular maintenance—inspecting and replacing worn-out parts—is key to keeping your crusher in top condition.
If your material contains iron, it can contaminate your sample. To avoid this, use iron-free materials for the jaw plates and side liners. That keeps your sample pure and prevents any interference with analysis.
By taking care of these common issues through regular maintenance and proper material handling, you can ensure your laboratory jaw crusher lasts longer and runs more efficiently.
These crushers come equipped with safety features to ensure safe operation. That includes safety switches, overload protection, and emergency stop buttons. All these features help prevent accidents and protect the operator. When you're operating the crusher, you should wear protective gear like gloves and safety glasses to safeguard against potential hazards. The crusher should be placed on a stable surface and securely fastened to prevent movement during operation. Regular maintenance and inspection can help you identify potential safety hazards and create a safe working environment.
These laboratory jaw crushers are versatile tools used across various industries for different applications.
Mining and metallurgy: They're used to crush ore samples for analysis and accurate results in metallurgical studies.
Geology and mineralogy: In these fields, the crushers are used to crush rock samples, facilitating petrographic analysis and helping geologists understand the composition and structure of geological formations.
Chemistry: For chemical analysis, laboratory jaw crushers are used to crush brittle materials to ensure they're in the right form for accurate testing and analysis.
Building materials: In the construction industry, these crushers are used to crush aggregate samples for various tests to determine their suitability for building projects.
Sample preparation: Across all these industries, laboratory jaw crushers play a crucial role in reducing the size of hard, brittle, and tough samples, making them ready for analysis and ensuring reliable results.
Selecting the right laboratory jaw crusher involves considering several factors to ensure it meets your needs.
Maximum feed size: The size of the material to be crushed should match the crusher's maximum feed size capacity. This ensures efficient crushing and prevents clogging.
Maximum throughput: Consider the desired throughput to ensure the crusher can handle the required volume of material within a given timeframe.
Jaw plate material: The material of the jaw plates is crucial for preventing contamination and ensuring durability. Options include manganese steel, tungsten carbide, and stainless steel, each suited for different types of materials and applications.
Crushing chamber design: The design of the crushing chamber, including whether it has a fixed or movable crushing jaw, affects the crusher's efficiency and the final product size.
Safety features: Ensure the laboratory jaw crusher has essential safety features to protect operators and maintain a safe working environment.
By carefully considering these factors, you can select the right laboratory jaw crusher for your specific applications and ensure efficient and effective sample preparation.
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