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Product Details

TotalBoat Glass Microballoons make for a great low-cost, low-density filler. They are white, hollow, and made of sodium borosilicate. To prevent sagging, Silica Thickener may also be combined with the microballoons.

To prepare for use, start by thoroughly mixing your resin/hardener. Then add in TotalBoat Glass Microballoons and your bulking agent. Blend well. TotalBoat Silica Thickener may then be added if applicable. ALWAYS remember to stir from the bottom to the top.

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8 reviews with 5 stars.
2 reviews with 4 stars.
0 reviews with 3 stars.
0 reviews with 2 stars.
1 review with 1 star.

Overall Rating

4.5

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Filter Reviews

1 to 8 of 11 Reviews
1 – 8 of 11 Reviews
West Point, VA
5 out of 5 stars.

Easy to use filler/sanding assist for gelcoat

9 months ago
Use this in both my laminating and final gelcoat applications. Have seen a significant difference in ease of sanding.
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Providence
5 out of 5 stars.

Easy to mix and apply

a year ago
Worked well with a rudder repair. Time will tell if it added durability to the repair.
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Spokane
1 out of 5 stars.

Still waiting other product from this distributor.

a year ago
This product worked fine to thicken epoxy resin. I will not recommend buying from this distributor until I receive my entire order.
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Atl,GA
5 out of 5 stars.

great replacement for similar product I can no longer get

3 years ago
works great, easy to sand. only objection is the packaging needs a more secure lid.
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Glenburn, Maine
4 out of 5 stars.

I would buy this product again

3 years ago
Used as a fairing compound and found it good to work with although, a bit difficult to sand.
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Ocala FL
5 out of 5 stars.

I used the product and it worked

3 years ago
I used the product to thicken the epoxy I was putting on so that I could slope it. It got thicker but I did not use enough and it still ran. Apparently, you have to use quite a bit to get it to thicken and become more solid than liquid but still pliable. Instructions would have been helpful. It makes it easier to sand but not by much. The epoxy is so hard, I had to use a grinder disk on my oscillator to lower some high spots.
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CA
5 out of 5 stars.

works great

5 years ago
I used it for a small underwater leak around a fitting.
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WOODSTOCK, GA
4 out of 5 stars.

Good price, worked well

10 years ago
Worked good, a bit hard to mix, adding epoxy on top of the product helps, mix from bottom.
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3 Ratings-Only Reviews

Questions

1 - 2 of 2 Questions

Q: Can this product be used in the same way as phenolic micro balloons?

5 years ago
2 Answers

A: Yes

5 years ago
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Q: Can the cured microballoons be painted right over, w/o resin coating, as is specified on the MAS microballoon page?

7 years ago
1 Answer

A: Yes, once cured washed with water in case there is an amine blush on the surface, you can sand smooth, prime and paint.

7 years ago
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