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Terra Part # 6925-90
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• Removable grinding chamber that is easy to clean

• Double-walled, stainless steel grinding chamber for increased durability

• Additional grinding chambers can be operated with a single drive for increased efficiency

• Includes: M 20 Universal mill, M 21 beater (SS) and M 20.1 Process type: batch

• Motor rating input: 450 W

• Circumferential speed max.: 72 m/s

• Feed hardness range: 5 (M 21 cutter) to 9 Mohs (M 22 cutter)

• Material beater/cutter: stainless steel 1.4034

• Material milling chamber: stainless steel 1.4301

• Mill feed can be cooled in milling chamber with dry ice

• Mill feed cannot be cooled in milling chamber with liquid nitrogen

• For impact and cutting grinding of laboratory materials

• M 21 stainless steel blade included with delivery

• Ultimate fineness from 1-80 µm

• Fixed speed ideal for FDA and GMP compliant labs

Grinding Procedure: Impact/Cutting

Feed Hardness: 5 mohs

Feed Grain Diameter: 7 mm

Motor Output: 260W

Maximum Speed: 20000 rpm

Cooling Method: Passive Cooling

Electrical Specifications: 115 V, 550 W, 60 Hz

Weight, Product: 14.55 Lbs

Weight, Shipping: 19 lb

Dimensions, Product: 19" W

Package Type: Box

Unit of Measure: EA

Popular Accessories

For a full list of accessories, select a product then click Choose Accessories on that product page.
  • M 20.1 Grinding chamber
    M 20.1 Grinding Chamber has a 250 ml capacity and a double-walled stainless steel interior; for use with M 20 Universal Batch Millc
  • M 21 Spare cutter, stainless steel
    Stainless steel M 21 Spare cutter crushes material with a Mohs 5 hardness; compatible with M 20 Universal Batch Mill
  • M 22 Hard metal cutter, Tungsten Carbide
    Made with Tungsten Carbide, the M 22 Hard Metal Cutter crushes hard, brittle samples with a Mohs 9 hardness; compatible with M 20 Universal Batch Mill
  • M 23 Star-shaped cutter, Stainless steel
    Stainless steel M 23 Star-shaped cutter for use with M 20 Universal batch mill crushes fibrous substances, plastics, vegetation and materials with low specific weight

On a tight schedule? Choose FasTrak 24/7 Priority Service to help meet your critical schedule for Terra-manufactured products, either before or after your order is placed.*

  • FasTrak 24/7 provides a 24/7 commitment to meet the shipping date YOU specify, regardless of quoted lead times.
  • FasTrak 24/7 assigns a dedicated production team plus a dedicated senior expeditor working three shifts to meet your delivery specification.
  • FasTrak 24/7 guarantees* to meet the agreed-to specified ship date.

Call for pricing. FasTrak service fees cover costs of additional services only, without additional profit.

 * Terra's FasTrak services limited guarantee: to ship on the ESD or date specified OR to refund up to 100% of FasTrak charges. This guarantee covers no direct, special, consequential or other damages and is strictly limited to up to 100% of the amount paid for FasTrak service. When a specified ship date is missed due to factors outside Terra's control (vendor performance, deliveries by shipping companies, etc.) and random factors such as accidents, the credit of up to 100% of the FasTrak 24/7 may not apply. FasTrak service requested after order placement will be quoted and accepted based on available time remaining before required ship date.

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