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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS

SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS
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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS

Product catalog summary
Introduction
RETSCH is a renowned leader in the preparation and characterization of solids, known for its high-quality German-made products. Established in 1915, the company has a legacy of innovation in grinding technology, beginning with the RETSCH Mill. Today, RETSCH provides advanced solutions for size reduction and particle sizing, with a significant international presence and an export share of 80%.
Product Philosophy
RETSCH emphasizes customer orientation and cutting-edge technology, ensuring its instruments deliver representative and reproducible results while being user-friendly. The company offers extensive application support, a robust sales and service network, and knowledge transfer through seminars and training sessions.
Historical Milestones
  • 1915: Founded by F. Kurt Retsch.
  • 1923: Patent of the mortar grinder, known as the RETSCH Mill.
  • 1989: Joined the Dutch VERDER group.
  • 2019: Launched the MM 500, combining Mixer Mill and Planetary Ball Mill.
  • 2021: Introduced the MM 500 control with temperature monitoring.
Sample Preparation Considerations
Selecting the appropriate mill involves evaluating the sample's characteristics, feed size, desired final fineness, volume, throughput, and acceptable contamination levels. RETSCH offers a variety of mills and crushers to accommodate different size reduction principles and material needs.
Product Range
  • Jaw Crushers: For coarse and primary size reduction of hard, brittle materials.
  • Rotor Mills: Ideal for pulverizing granular, soft, medium-hard, or fibrous materials.
  • Cutting Mills: Designed for primary size reduction of soft, medium-hard, elastic, tough, and fibrous materials.
  • Knife Mills: Suitable for homogenizing solid samples with high liquid, oil, or fat content.
  • Disc Mills and Mortar Grinders: Used for primary and fine size reduction of hard and abrasive materials.
  • Ball Mills and Drum Mills: Provide solutions for fine size grinding with high energy input.
Conclusion
RETSCH offers a comprehensive range of modern mills and crushers for reliable and reproducible sample preparation, ensuring accurate analysis results across various industries such as construction materials, metallurgy, foodstuffs, pharmaceuticals, and the environment.
Overview: The document provides a detailed overview of various milling and sieving technologies offered by RETSCH, highlighting their applications, specifications, and unique features. These technologies are designed for precise particle size analysis, sample preparation, and material processing in laboratory settings.
1. Milling Technologies:
  • Drum Mills: Suitable for pulverizing large sample quantities up to 35 liters, achieving high fineness down to the nanometer range.
  • Planetary Ball Mill PM 300: Offers milling with up to 64.4 times the acceleration of gravity, variable speeds, and ergonomic clamping units.
  • Mixer Mills: Includes models like CryoMill, XRD-Mill McCrone, and MM 500 series, designed for powerful grinding, mixing, and homogenization of small sample volumes. Features include cryogenic grinding, adjustable speeds, and temperature control.
2. Sieving Technologies:
  • Vibratory Sieve Shakers: Models like AS 200 and AS 450 offer dry and wet sieving capabilities, digital control, and memory for sieving programs. They comply with DIN EN ISO 9000 standards.
  • Air Jet Sieving Machine AS 200 jet: Utilizes air jet technology for deagglomeration of fine powders with variable nozzle speed.
3. Sample Dividers and Feeders:
  • Sample Dividers: Devices like PT 100 and PT 300 ensure accurate division of samples, maintaining the characteristic composition of the original bulk sample.
  • Vibratory Feeder DR 100: Provides uniform material feed with digital speed and time settings.
4. Additional Laboratory Equipment:
  • Pellet Press PP 40: For preparing stable pellets for X-ray fluorescence analysis.
  • Fluid Bed Dryer TG 200: Allows gentle drying of bulk materials without localized overheating.
  • Ultrasonic Baths: Used for cleaning test sieves and grinding tools.
  • DustMon RD 100: Measures dust content in powders and granules.
Conclusion: RETSCH provides a wide range of high-quality laboratory equipment designed to enhance efficiency and ensure reliable analysis results. Their products are suitable for various applications in research, quality control, and production monitoring.
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Catalog excerpts

SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS-1

PRODUCT OVERVIEW MILLING | SIEVING | ASSISTING SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS

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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS-2

PRODUCT OVERVIEW THE NEW MIXER MILL MM 500 SERIES: EASY OPERATION COMBINED WITH EXCELLENT GRINDING RESULTS

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THE PIONEERS IN SAMPLE HOMOGENIZATION RETSCH – MORE THAN 100 YEARS OF INNOVATION Global market leader in the preparation and characterization of solids – quality „made in Germany“. The company was founded in 1915 by F. Kurt Retsch. A few years later he registered his first patent in grinding technology: a mortar grinder that became famous worldwide as the “RETSCH Mill”. This innovation replaced tiresome manual grinding with hand mortars which was the standard in laboratories at the time and earned RETSCH an excellent reputation in the international science and research community. With RETSCH...

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PRODUCT OVERVIEW THE ART OF MILLING REPRODUCIBLE SAMPLE PREPARATION FOR RELIABLE ANALYSIS RESULTS A reliable and accurate analysis can only be guaranteed by reproducible sample preparation. The “art of milling and homogenization” is turning a laboratory sample into a representative part sample with homogeneous analytical fineness. For these tasks RETSCH offers a comprehensive range of the most modern mills and crushers for coarse, fine and ultra-fine size reduction of almost any material. To find the best suited mill for a specific application, the following should be considered in advance: I...

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THE RIGHT MILL FOR EVERY APPLICATION Electronic waste Feed stuff Coal, coke Plastics, cable, rubber Leather, textiles Minerals, ores, rocks Pharmaceutical products Secondary fuels Please note: The achieved final fineness depends on the sample material and instrument configurations which means that different results may be obtained with apparently similar samples. Wood, bones, paper Chemical products Soil, sewage sludge

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PRODUCT OVERVIEW JAW CRUSHERS EFFICIENT PRELIMINARY AND FINE SIZE REDUCTION 120x90 This icon marks our product news Maximum feed size and final fineness This mill is suitable for cryogenic grinding Cyclone for improved material discharge and additional cooling Sieving Measuring range of sieve shakers / particle analyzers Suitable for wet sieving / for measuring suspensions Suitable for dry sieving / for measuring dry samples This instrument can be used with the EasySieve software I Compact, space-saving desktop model I Variable speed I Zero-point adjustment to compensate for wear I Comfortable...

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PERFECT RESULTS FOR LABORATORIES AND PILOT PLANTS ROTOR MILLS Four different types of rotor mills are available for the pulverization of granular, soft, medium-hard or fibrous sample materials. All mills can be equipped with a cyclone for improved sample discharge and cooling. Depending on the model, the mills are suitable for the preparation of very small amounts but also for use in pilot plants. Ultra Centrifugal Mill ZM 300 Rotor Beater Mill SR 300 Cross Beater Mill SK 300 Cyclone Mill TWISTER I High final fineness up to 40 µm possible I Gentle, very fast pulverization I Wide speed range 6000...

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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS-8

PRODUCT OVERVIEW THE PROVEN GRINDOMIX GM 200 PRINCIPLE: ALSO SUITABLE FOR CRYOGENIC APPLICATIONS

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HOMOGENEITY IN THE SHORTEST TIME KNIFE MILLS The GRINDOMIX Knife Mills are perfectly suited for the quick and thorough homogenization of solid samples with high liquid, oil or fat content. Thanks to interval and reverse mode and a wide selection of accessories even difficult samples are completely homogenized in the GRINDOMIX mills. Knife Mill GRINDOMIX GM 200 Knife Mill GRINDOMIX GM 300 Vibratory Disc Mill RS 200 I Powerful homogenization of up to 700 ml sample material I Variable speed 2000 – 10000 rpm I Cryokit for cold grinding I Wide range of accessories available I Homogenization of up...

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PRODUCT OVERVIEW BALL MILLS AND DRUM MILLS INNOVATIVE TECHNOLOGY THAT SETS GLOBAL STANDARDS THE FIRST CHOICE FOR FINE SIZE GRINDING RETSCH’s ball mill range is the widest in the world, offering optimum solutions for the pulverization of medium-hard, hard, brittle and fibrous samples with high energy input and short process times. The high-performance ball mill Emax and the planetary ball mills achieve high final finenesses with powerful performance, in many cases down to the nanometer range. They can be used for dry and wet grinding and are ideally suited for mechanical alloying and mechanochemical...

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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS-11

PULVERIZING, MIXING, HOMOGENIZING XRD MILL AND MIXER MILLS The compact XRD-Mill McCrone is used for sample preparation to X-Ray diffraction. The mixer mills are specially designed for quick grinding, mixing and homogenization of small sample volumes, as well as for cell disruption or for mechanosynthesis. The CryoMill is the perfect choice for efficient pulverization and homogenization of elastic and temperature-sensitive sample XRD-Mill McCrone I Crystal lattice structure remains intact I Narrow, reproducible particle size distribution I Very compact desktop unit I Grinding speed adjustable...

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SOLUTIONS FOR SAMPLE PREPARATION AND GRAIN SIZE ANALYSIS-12

PRODUCT OVERVIEW RETSCH SIEVE SHAKERS AND TEST SIEVES FOR PRECISE PARTICLE SIZE ANALYSIS

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FOR THE PARTICLE SIZE DETERMINATION OF BULK MATERIALS THE PERFECT SIEVING MACHINE FOR EVERY MATERIAL RETSCH’s range of sieving machines not only covers a very wide measuring range, it also provides a suitable model for virtually any bulk material thanks to different sieving motions and sieve diameters. The instruments are used in Vibratory Sieve Shaker AS 200 basic Vibratory Sieve Shaker AS 200 digit cA Vibratory Sieve Shaker AS 200 control Vibratory Sieve Shaker AS 300 control Vibratory Sieve Shaker AS 450 basic I Basic model for dry & wet sieving of max. 3 kg sample I 3D throwing movement I...

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PRODUCT OVERVIEW SAMPLE DIVIDERS AND FEEDERS ASSISTING – THE KEY TO GREATER EFFICIENCY IN THE LABORATORY From representative, reproducible sampling and sample division to uniform, continuous material feed; from efficient preparation of solid pellets for XRF analysis to rapid cleaning of grinding tools and test sieves to gentle sample drying: RETSCH offers a comprehensive range of useful assistants which enhance the performance of our mills and sieve shakers even further and ensure reliable analysis results. I Extremely high dividing accuracy for 6, 8 or 10 partial samples I Automatic material...

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