Description

C-Tough is a high-performance, rubber-toughened two-part epoxy adhesive designed for extreme durability and impact resistance. Its advanced formulation combines structural strength with flexibility to withstand heavy vibration, shock, and mechanical stress, making it suitable for demanding bonding and repair applications.

With an extended working time and a 24-hour full cure, it provides strong, reliable bonds where conventional adhesives may fail. Designed for structural bonding and repairs, C-Tough delivers long-lasting performance in applications requiring both strength and toughness.

Technical Chart:
Mixing Ratio 1:1
Working Time 30–35 Minutes
Gel Time 40–60 Minutes
Full Cure Time 24 hours
Ideal Applications:
  • Knife making
  • Heavy equipment repair
  • Automotive components
  • Marine applications
  • Composite fabrication
  • Carbon fiber bonding
  • Fiberglass repair
  • Trailer manufacturing
  • Machinery assembly
  • Metal fabrication
  • Industrial maintenance
  • Structural repairs
  • Tool manufacturing
  • Woodworking
  • Architectural assemblies
  • Sporting goods
  • Outdoor equipment
  • Equipment exposed to vibration and shock
Best Features:
  • Toughened structural epoxy technology
  • Outstanding impact resistance
  • Excellent peel strength
  • Superior vibration resistance
  • Excellent fatigue resistance
  • High gap-filling capability
  • Water and chemical resistant
  • Outstanding long-term durability
  • Excellent adhesion to dissimilar materials
  • Designed for demanding industrial environments
Recommended Materials:
  • Steel
  • Stainless steel
  • Aluminum
  • Brass
  • Copper
  • Wood
  • Fiberglass
  • Carbon fiber
  • Concrete
  • Stone
  • Ceramics
  • ABS
  • Polyester
  • Rigid PVC
Not Recommended For:
  • Very fast production requiring short fixture times
  • Flexible rubber components
  • Silicone
  • Optical-grade clear bonding
  • Thick decorative casting applications
  • Flexible plastics
  • PE, PP, PTFE, or silicone without a suitable primer. Click here to find the suitable product for this application: https://ceccorp.ca/products/po-bond

Instructions

  1. Prep: Clean and dry all surfaces.
  2. Mix: Combine resin and hardener at the correct ratio.
  3. Apply: Spread adhesive evenly.
  4. Set: Assemble components within the working time.
  5. Cure: Wait 24 hours before heavy use.

Structural Epoxy Adhesive C-Tough

Structural . Tough . Durable

Size: 125 mL (4.25 fl oz)
Price:
Sale price$24.99

Description

C-Tough is a high-performance, rubber-toughened two-part epoxy adhesive designed for extreme durability and impact resistance. Its advanced formulation combines structural strength with flexibility to withstand heavy vibration, shock, and mechanical stress, making it suitable for demanding bonding and repair applications.

With an extended working time and a 24-hour full cure, it provides strong, reliable bonds where conventional adhesives may fail. Designed for structural bonding and repairs, C-Tough delivers long-lasting performance in applications requiring both strength and toughness.

Technical Chart:
Mixing Ratio 1:1
Working Time 30–35 Minutes
Gel Time 40–60 Minutes
Full Cure Time 24 hours
Ideal Applications:
  • Knife making
  • Heavy equipment repair
  • Automotive components
  • Marine applications
  • Composite fabrication
  • Carbon fiber bonding
  • Fiberglass repair
  • Trailer manufacturing
  • Machinery assembly
  • Metal fabrication
  • Industrial maintenance
  • Structural repairs
  • Tool manufacturing
  • Woodworking
  • Architectural assemblies
  • Sporting goods
  • Outdoor equipment
  • Equipment exposed to vibration and shock
Best Features:
  • Toughened structural epoxy technology
  • Outstanding impact resistance
  • Excellent peel strength
  • Superior vibration resistance
  • Excellent fatigue resistance
  • High gap-filling capability
  • Water and chemical resistant
  • Outstanding long-term durability
  • Excellent adhesion to dissimilar materials
  • Designed for demanding industrial environments
Recommended Materials:
  • Steel
  • Stainless steel
  • Aluminum
  • Brass
  • Copper
  • Wood
  • Fiberglass
  • Carbon fiber
  • Concrete
  • Stone
  • Ceramics
  • ABS
  • Polyester
  • Rigid PVC
Not Recommended For:
  • Very fast production requiring short fixture times
  • Flexible rubber components
  • Silicone
  • Optical-grade clear bonding
  • Thick decorative casting applications
  • Flexible plastics
  • PE, PP, PTFE, or silicone without a suitable primer. Click here to find the suitable product for this application: https://ceccorp.ca/products/po-bond

Instructions

  1. Prep: Clean and dry all surfaces.
  2. Mix: Combine resin and hardener at the correct ratio.
  3. Apply: Spread adhesive evenly.
  4. Set: Assemble components within the working time.
  5. Cure: Wait 24 hours before heavy use.

See C‑Tough in Action

C‑Tough Structural Epoxy Adhesive

See C‑Tough used in demanding knife-making and structural bonding applications requiring excellent impact, vibration and fatigue resistance.

  • 5 stars: 41 (85%)
  • 4 stars: 7 (15%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
P
Peter

It works!

L
Loyikes

It holds really well for a long time!

S
Steven H.
Useful for auto plastic repair

Used it on a small plastic trim repair in the shop. It bonded better than I expected, but I had to rough up the surface first. Good product when prep is done right.

A
Andrew K.
Solid for golf club repair

Used this to re-shaft a golf club. The working time was helpful, and it cured into a strong bond. No movement after a few rounds.

C
Chris T.
Reliable for canoe repair

Patched a small area on an older canoe. It bonded well and stayed tough after curing. Surface prep made a big difference, so sanding and cleaning first is important.

J
Jason R.
Good for fiberglass patching

I used it on a small fiberglass repair and it held well. It spreads nicely and does not feel brittle after curing. Took a full day to really harden, so plan for that.

E
Emily W.
Good for furniture repair

Used this on a cracked chair joint. It gave enough time to clamp everything properly and cured strong. Not messy as long as you mix small batches.

M
Mark D.
Great for knife handle work

Used this for a knife handle assembly with wood scales. It gave me enough working time to line everything up, and the bond feels tough after full cure.

D
Daniel M.
Good for RC repairs

Used it on an RC car part that takes vibration. The repair has held up well so far. I like that it has a bit of toughness instead of curing too brittle.

K
Kevin L.
Works well on mixed materials

Bonded metal brackets to wood for a shop project. The epoxy held strong and handled small impacts better than standard glue. Mixing needs to be done carefully.

F
Frank J.

I'm very impressed with this epoxy. It really is super tough! It does have a long cure and working time, which is great to get everything lined up.

T
Tom D.

Great Products

K
Kristopher R.
It's Epoxy...

It worked like epoxy.

V
Veronica V.
Great to work with was not disappointed

I used this product on my car it bonded great I have tried other glues and nothing like this glue I loved it I would recommend to anyone to use it is doing it job and I'll keep using it on anything thank you to the person that invented this glue I love it.

R
ROUZBEH T.
Toughest in market

Toughestglue in the market, highly recommend

I
I.H.
Amazing products

I bought this product and it was amazing.

A
Anthony G.
Strong Holding, Great Epoxy

Strong holding epoxy comes in to separate bottles and you can avoid waste this way. Highly Recommended for strength

H
Hugh M.
Industrical srength but needs gloves and glasses

A nice slow-setting, amber colored, epoxy that is super strong and gives you extra time to do a complicated project -- but it came with warnings that you need gloves and safety glasses. I suggest ventilation also. From Canada so I guess they tell you everything for safety. I checked the MSDS and it contains things like formaldehyde and benzenamine and is caustic until set. However it is very strong, like what they use in construction, and takes several hours to firm gel and a full day or more to fully set -- you get about 1 hour to 1 hour and 20 minutes of pot life. Because of the warnings I would not use it on food-contact items. JB Weld is also slow-setting and very strong although it is a filled epoxy (so very tough) and dark grey in color but I have used it on food items as long as I don't mind the dark color.

C
Charlie
Good stuff

Works like the expensive stuff half the price

Y
Yimi A.
Very good product

Helped glue some wooden hand grips on sword and has not broken or loosened after repeated smashes and hits.

R
Ronald M.
Works great

Just as advertised

D
Donald
worked great very strong as long as you let it cure

used to repair tension arm on mig welder

B
B&K
Nice size

I like this size of 2-part epoxy for small jobs. Seems to do the job of holding things together.

W
W. F.T.
GOOD STUFF

GOOD STUFF

S
Standard
This stuff is Legit!

I’ve used this epoxy now on multiple items. Curing time is important. As it is with any good adhesive. This is a very good product.

P
Philip S.
Good glue

This epoxy works great

T
Todd F.
Good stuff

Good stuff

J
James M.H.I.
Worked great as a wood filler! Filled chips and holes and was easy to work for more than 30 minutes!

Easy to mix and apply. I went on the company's facebook page to ask a few questions and they responded immediately. Excellent!

D
DD F.
glue

works great

C
C. B.
Slower working time takes the sweat out

This epoxy has an extended working time and takes 24 hours to cure. If you need time to position your parts, this is a good feature. Otherwise, maybe you need the 5 minute type.It is tough, seems to hold very well.

B
Blue S.
Nice long working time assures a very strong and flexible bond!

Use this stuff if you want the strongest bond available. Gel time was, for me, over an hour but I wasn't expecting a 5-minute epoxy so that is fine. Very tough, scratch resistant, slightly amber bond and it fills gaps pretty well. Not cheap but I can highly recommend it.

M
Meepsterx
Right stuff for heavy duty tasks.

Remember to clean and prep your surface areas, then I highly doubt this product will let you down.The number one and two causes of failure are going to be dirty and / or a non prepped surface.

B
Billywashere
Granite sink fix

I used this to fix a crack (and leak) in my granite sink and it’s been 3 months and so far so good. I mixed according to directions and added pigment that matched my sink color and then applied with no issues. Just make sure you clean and sand area thoroughly.

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