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Elmet Technologies
Donnelly Bros HT 250 High Temperature Mold Grease
Categories: Fluid; Lubricant; Polyalphaolefin (PAO); Silica Gellant

Material Notes: Off white, smooth appearance. Works well in constant metal temperature of 200° F to 250° F. (Note: The plastic molding material itself might be >600° F.)

A stiff, silica thickened, medium viscosity, synthetic hydrocarbon grease intended for mechanical components requiring a light amount of damping. Benefits include enhanced lubricity.

Information provided by Donnelly Bros. Inc.

Available Properties
  • Viscosity Measurement, ASTM D2270, Viscosity Index
  • Viscosity Measure, ASTM D445, Kinematic Viscosity
  • Kinematic Viscosity at 40°C (104°F), ASTM D445
  • Kinematic Viscosity at 100°C (212°F), ASTM D445
  • Evaporation Loss, 100°C; 24 hrs
  • Penetration P(0), 1/10 mm, ASTM D217
  • Penetration P(60), 1/10 mm, ASTM D217
  • Oil Separation, FTM 791B, 321.2, 100°C; 24 hrs
  • Maximum Service Temperature, Air
  • Minimum Service Temperature, Air
  • Pour Point, ASTM D97
  • Flash Point, ASTM D92, Base Oil (Synthetic Oil 274)
  • Dropping Point, ASTM D2265, Non-melting
Property Data

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Manufacturer Notes:
Donnelly Bros Inc

Category Notes

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Ensinger PEI
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