CRC Minute Mend Multi-Purpose Epoxy Putty 114g
Available
CRC Minute Mend is a two part epoxy putty packaged in a convenient one piece stick for immediate long lasting repairs. You knead the amount you need until it is a uniform white, press it into the repair and let it set.
CRC's data sheet says it bonds to wood, steel, fibreglass, glass, ceramics, plastics, concrete and aluminium, bonds to both wet and dry surfaces, and can be applied underwater. Once cured it can be sawed, drilled, sanded, machined, stained or painted.
Where this product is used
- Permanently repair scratches, gouges and holes in drums, tanks, castings, moulds, sinks and tubs
- Repair leaky gaskets
- Stop leaks, even underwater
- Routine electrical jobs such as mounting terminal blocks, packing wires and repairing breaker boxes (not on energised equipment)
- Plumbing, electrical, ceramic, vehicle and machinery repair
Features
- Two part epoxy putty in a one piece stick
- Bonds to wet and dry surfaces
- Can be applied underwater
- Ready to use in less than one minute
- Can be tapped, sawed, drilled, sanded, machined, stained or painted once set
- Dielectric strength 300 volts/mil (ASTM D-149)
Key specifications
| Specification | Detail |
|---|---|
| Product type | Two part epoxy putty, one piece stick |
| CRC product number | 14070 |
| Pack | 114g tube |
| Main ingredients (SDS) | Bisphenol-A-(epichlorhydrin) epoxy resin (MW <=700) 10-30 %; amorphous silica 10-30 %; talc 10-30 %; mercaptan polymer under 10 %; zinc sulphide under 10 % |
| Appearance | Grey/green two part putty; uniform white when kneaded |
| Specific gravity | 1.9 |
| Flash point (SDS) | Above 93 °C; combustible |
| Cure (TDS) | Working life 30 minutes; can be machined or painted after 45 minutes; full cure 24 hours |
| Hardness (TDS) | Shore-D 65-75 |
| Dielectric strength (TDS, ASTM D-149) | 300 volts/mil (about 11.8 kV/mm) |
| Chemical resistance (TDS) | Ketone, alcohol, halogenated hydrocarbon, esters, aqueous salt solution, diluted acid/basic solution |
| Approval (US) | TDS: 'Authorised by the USDA for use in federally inspected meat and poultry plants.' |
| Hazard statements (SDS) | Signal word WARNING; H315, H317, H319, H412; not classified as dangerous goods |
| Source | CRC Industries (Aust) technical data sheet (undated) and safety data sheet 16/12/24 (revision 2.4) |
Selecting the right option
Minute Mend is a repair putty. For a flexible patch see CRC Perma-Mend Repair Patch; for a metal-filled epoxy stick see Loctite 3463 Metal Magic Steel (EA 3463 Metal-filled Epoxy Stick). Check each data sheet for cure times, working life and temperature limits.
Using it
CRC's directions: clean and roughen the area. Twist or break off the amount needed and knead it with your fingers until it is a uniform white.
Apply within 5-10 minutes of mixing. Press it into cracks, crevices and holes and remove the excess before it cures. Rub with wet fingers or a damp cloth for a smooth finish.
After 45 minutes it can be sawed, drilled, sanded, machined, stained or painted. In cold conditions an external heat source is needed to cure it. Do not use on energised equipment.
Storage and handling
CRC's data sheet gives no storage temperature or shelf life for this product; it states a conditional warranty period from date of manufacture only.
Limits and safety
Warning. Causes skin irritation (H315). May cause an allergic skin reaction (H317). Causes serious eye irritation (H319). Harmful to aquatic life with long lasting effects (H412). Not classified as dangerous goods. The SDS gives a flash point above 93 °C and lists the product as combustible. CRC's data sheet says do not use on energised equipment. Read the safety data sheet before use.
Frequently asked questions
Can CRC Minute Mend be used underwater?
Yes. CRC's data sheet says it bonds to both wet and dry surfaces and can be applied underwater.
How do I use CRC Minute Mend?
Clean and roughen the area, break off the amount needed and knead until uniform white, then apply within 5-10 minutes. After 45 minutes it can be sawed, drilled, sanded, machined, stained or painted; full cure takes 24 hours.
What does Minute Mend bond to?
CRC's data sheet lists wood, steel, fibreglass, glass, ceramics, plastics, concrete and aluminium.
Can Minute Mend be used on energised electrical equipment?
No. CRC's directions say do not use on energised equipment, although the product is listed for jobs such as mounting terminal blocks and packing wires.
Is CRC Minute Mend hazardous?
The SDS carries the signal word Warning: it causes skin irritation, may cause an allergic skin reaction, causes serious eye irritation and is harmful to aquatic life with long lasting effects. It is not classified as dangerous goods.
What is the dielectric strength of Minute Mend?
CRC's data sheet gives 300 volts/mil by ASTM D-149.
Related products
See also: CRC Perma-Mend Repair Patch, Loctite 3463 Metal Magic Steel (EA 3463 Metal-filled Epoxy Stick), Loctite 3471 Fixmaster Steel Putty - 454g, CRC 8498 Leak Stop Spray Seal 350g, CRC ADOS MS High Performance Adhesive Sealant.
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