4000 Series
MCOR 4045 | mFlex MD Fluid
MCOR 4045 (mFlex MD Fluid) is a two-component high performance elastomer specifically designed for sealing, rebuilding, repairing, and/or creating rubber components. Because of its fluidity and flow characteristics, the material also serves to inject, pour, cast and form. Popular for expansion joints or mechanical joint sealants. Utilizing a blend of advanced urethanes and curing agents, the material is beyond a typical sealant, providing an industrial-grade polymer solution.

Downloads
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Technical Data Sheet | ![]() |
Applications
- Pumps and diaphragms
- Flange repairs
- Couplings
- Machinery and equipment seals
- Casting and fabricating rubber components
- High durometer joint and expansion sealant
- Flexible adhesive and rubber repair
- Impact and shock absorbers
- Flexible rubber lining and coating
Features
- 100% solid
- 300% elongation
- Abrasion and wear tolerance
- Excellent chemical resistance
- Terrific impact and vibration tolerances
- Convenient packaging in cartridges and tubs
Kit Offerings
MCORABILITIES
When fully cured, mFlex MD Fluid forms an extremely tough, abrasive resistant rubber, providing a permanent, durable, and resistant sealant with high elasticity and mechanical strength.