Hudco 4120

Beaded Wearing Compound
- High Temperature -

HUDCO 4120 is a specially formulated wearing compound that contains high wear resistance beads in a strong, durable epoxy matrix that is reinforced with ballistic grade aramid fiber for added wear resistance. The beads are made of a high wear resistant material. The beads in 4120 provide improved material flow properties while yielding excellent wear resistance to a variety of abrasive materials. 4120 is designed for use in applications where elevated temperatures are present.

HUDCO 4120 is supplied in a complete kit including tools for mixing and application.

Applications:

HUDCO 4120 provides excellent wear protection in a wide range of applications including chutes, screw conveyors, pneumatic conveying equipment, coal pulverizers, and other areas where high wear occurs.

Packaging:

Technical Specifications:

• Specific Gravity...............................2.15
• Mixing Ratio (R:H)...........................4:1 by weight
• Color..............................................Light Red
• Application Thickness.....................1/4 " - 1/2" or as desired
• Pot Life..........................................30 Min @ 75 °F
• Gel Time........................................45 Min @ 75 °F
• Initial Cure Time..............................3 hours @ 75 °F
• Post Cure Time...............................8 Hours @ 200 °F
• Maximum Operating Temperature....350 °F

Instructions:

Surface Preparation:
Roughen surface by grinding or sandblasting (3-5 mil surface profile). Surface must be completely dry with a minimum surface temperature of 75°F.

Mixing:
Mix 4 part of resin to 1 part of 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 30 min. Initial cure will occur in 3 Hours. In order for the product to reach its 350°F potential, it must be post cured for 8 hours at a temperature of 200°F or higher.

Safety Precautions:

Industrial use only. Keep away from children.

Always use in well ventilated areas. Prolonged exposure to resin or hardener may cause sensitization and/or dermatitis. If eye contact occurs, irrigate promptly with clean water for 15 minutes and call physician. Wash with soap and water any areas of skin which come in contact with product. In the case of inhalation, remove to fresh air and provide oxygen if necessary. If ingestion should occur, call a physician at once.

Storage:

This product has a shelf life of 1 year and must be stored at a temperature between 70°F and 85°F.

Warranty:

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.

Rev. 6/23/99