Laboratory Mills

Model 8A Bench Top MillElectric Heated Laboratory Mills
5" x 11" Laboratory Mill

5" x 11"
Laboratory Mill

Standard Features

  • Removable bronze side shields
  • Washup stick
  • Completely enclosed unit
  • Steel weldment frame
  • Manually operated take-off knife
  • Variable speed motor mounted inside frame
  • Positive roll temperature control
  • Full complement of safety equipment
  • Centralized lubrication
  • Roller chain drive
  • Choice of hand-or knee operated safety switch
  • Electrical system to meet individual requirements

Optional Features

  • Optional fast apron roll speed of 250 rpm
  • Decorator colors
  • Explosion-proof electrical equipment
  • Variable frequency drive
Roll Size Model Controls HP Apron Roll Speed Floor Space Net lbs. Shipping lbs.
5 x 11 655-V Sight-O-Matic 2 180 34" x 34" 935 985
5 x 11 5-B Manual 2 180 34" x 34" 935 985
4 x 8 6-B Manual 1 180 31" x 31" 800 850
Model 8A Bench Top Mill

Model 8A Bench Top Mill

Model 8A Bench Top Mill

  • 2 ½" x 5" stainless steel, water cooled rolls
  • All-aluminum frame
  • Variable speed with braking
  • Teflon side shields
  • ¾ HP, DC motor
  • 115 volt operation
  • Overall size: 28" long x 17 ¾" wide x 11 ½' high
  • Weight: approximately 180lbs.

Options

  • Explosion-proof electricals
  • Ceramic coated rolls
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Electric Heated 3" x 8" Two Roll Mill

Electric Heated 3" x 8" Two Roll Mill

Electric Heated Laboratory Mills

Lehmann Mills now offers electrically heated lab mills. Recently designed and manufactured, as shown in the picture, is a 3" x 8" Electric Heated Two Roll Lab Mill.

Standard Features

  • A fabricated, welded steel base, providing high strength and wear resistance.
  • Available with a portable base, with wide wheel industrial caster and screw down locking pads.
  • Graphalloy bushings requiring no lubrication which are rated for journal temperatures up to 750 deg. F.
  • Hardened alloy steel rolls with .008" to .010" thick chrome plating designed for 750 deg. F. maximum surface temperatures.
  • Dial indicators on roll adjustment screws provide control over the nip opening and facilitates resetting of the roll gaps.
  • Vertically adjustable guides to compensate for wear on the rolls or guides.
  • Cartridge heating elements in each roll controlled by individual pyromatic solid state controllers at a 700 deg. F. maximum obtainable temperature.
  • Roll speeds individually variable from 0 to 45 RPM, or to customers specifications with a speed control and tachometer mounted in a control panel.
  • The drive is provided by two 1 ½ H.P. motors, and A.C. variable frequency motor controllers.
  • Included are knee operated safety stop switches on front and back of the mill. An overhead chain safety arrangement is also available.
  • Scraper knife assemblies are provided for the fixed and adjustable rolls.
  • The approximate dimensions of this mill are 60" wide x 30" deep x 44 " from floor to center line of rolls.
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