Hudco Formula 2500

Carbide Repair Compound

HUDCO Formula 2500 is a blend of high- strength epoxy resins and rugged silicon carbide granules developed by HUDCO to solve - quickly and cost effectively - the problem of material handling equipment damaged by abrasion. HUDCO Formula 2500 allows you to repair chutes, pumps, pipes and other similar equipment in 15 minutes or less. And because applying HUDCO Formula 2500 requires no special skills, it's a superior alternative to hazardous welding and other costly repair methods.

Beneficial Properties of HUDCO Formula 2500 

  • Cures in 15 minutes or less.
  • Requires no special application skills.
  • Does not shrink or expand.
  • Conforms quickly to odd shapes.
  • Has superior adhesion characteristics.

Typical Applications

HUDCO Formula 2500 provides excellent wear protection in a wide range of applications including chutes, screw conveyors, pneumatic conveying equipment, and other areas where high wear occurs.

Physical Properties

Compressive Strength: ASTM D-695

12,000 PSI

Heat Deflection Temperature

150° F

Initial Cure Time

2-4 Hours @ 75° F

Final Cure Time

24 Hours @ 75° F

Gel Time

5-10 Minutes

Application Temperature

60°-100° F




Curing Agent

Kit Weight

2 Quarts

2.5 lbs.

2.5 lbs.

5 lbs.

Application Instructions

Surface Preparation: 
(A) Surface of substrates must be clean and sound. Remove grease, oil, or other foreign material with acetone, wire brushing, or sandblasting. Acid etching the surface is acceptable if followed by thorough flushing with clean water.
(B) Roughen surface by grinding or sandblasting (3-5 mil surface profile) Surface must be completely dry with a minimum surface temperature of 75° F before applying.
Mixing: Mix 1 part of HUDCO Formula 2500 Resin to 1 part of HUDCO Formula 2500 Hardener by weight. Kits are supplied in the correct ratio. Ensure that the sides of the mixing container are scraped into the mixture. Mix several minutes, until consistent color is achieved.
Application: Apply product to prepared surface and use supplied tools to achieve desired finish.
Curing: At 75° F, product will gel in 5-10 minutes. Initial cure will occur in 2 - 4 hours. Final cure occurs in 24 hours.
Safety Precautions
CAUTION: For Industrial Use Only. Keep Away From Children.
HUDCO Formula 2500 Resin contains epoxy resin which is harmful if swallowed. After prolonged exposure it may irritate skin and cause sensitization and/or dermatitis.
HUDCO Formula 2500 Curing Agent contains organic amine compounds which are harmful if swallowed. After prolonged exposure or repeated skin contact it may cause irritation, sensitization and/or dermatitis.
Emergency and First Aid Procedures


  • Eye Contact - Irrigate with clean water for 15 minutes and call a physician.
  • Skin Contact - Wash with soap and water.
  • Inhalation - Remove to fresh air and provide oxygen if necessary.
  • Ingestion - Call a physician at once. Give milk or white of egg beaten with water. Then give a teaspoon of salt in a glass of warm water to induce vomiting.
Protection Procedures
If used in a confined or an enclosed area, use an air supplied mask or respirator with canister for organic vapors and provide mechanical exhaust ventilation. Use protective gloves, safety glasses, and protective clothing. Avoid contact with skin and clothing. Contaminated clothing should be laundered before wearing again. Contaminated shoes should be thoroughly cleaned before wearing again.
HUDCO Formula 2500 Resin and Curing Agent should be stored in a cool, dry area. Shelf life is a minimum of one year in unopened containers when stored at 70° F – 85° F.

Because the storage, handling and application of these materials are beyond our control, we can accept no liability for the results of their use. Our liability is limited only to replacement of any material proven defective in manufacture. We suggest users try small applications to determine the suitability of the product for their intended use.