Is this good for bonding outdoor granite together that is exposed to sunlight/heat?

Look to the 8265S original for this

Which is stronger, this product or the jar of extreme heat JB weld?

This ,the Extreme is for exhaust manifold repair mostly.

Will this bond ceramic magnets to iron flywheels. Application is jet ski /w/ water cooled flywheel cover. Temps likely under 300 degrees?

Better to use a gray RTV silicone. like is used for engine building. Any brand. Can easily handle the heat and is also a good adhesive.

Is it water resistant?

yes it is water resistant but the surfaces must be dry and clean before application.

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J-B Weld High Heat Epoxy Syringe, Dark Grey

J-B Weld High Heat Epoxy Syringe, Dark Grey

Product ID: 408883574

Details

Brand
J-B Weld
Item Form
Syringe
Material
Epoxy Resin
Special Feature
Fast Drying
Specific Uses For Product
Repair Tile

💪4730 PSI tensile strength

🔥Heat resistant up to 550°F

⏱️Fast set in 1 hour at room temp

S$16

Duties & taxes included

In stock

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Description

🔥 Fix it once, fix it right — the heat-proof epoxy pros swear by!

RAPID CURE TIME - Sets in just 1 hour at room temperature, or accelerates to 1 hour at 250°F—get back to work faster.
PRECISION APPLICATION - Syringe format ensures mess-free, exact dosing for professional-grade results every time.
VERSATILE COMPATIBILITY - Perfect for polyvinyl chloride and tile repairs—your go-to for tough, heat-exposed surfaces.
INDUSTRIAL GRADE STRENGTH - Delivers a rock-solid 4730 PSI bond that resists chemicals and fuels—built for serious fixes.
UNMATCHED HEAT RESISTANCE - Withstands scorching temps up to 550°F for repairs that last under pressure.

J-B Weld High Heat Epoxy Syringe is a two-part, dark grey epoxy resin designed for high-temperature repairs up to 550°F. It forms a permanent, chemical- and fuel-resistant bond with a tensile strength of 4730 PSI. The epoxy sets in 1 hour at room temperature and cures fully in 24 hours, with accelerated curing possible at elevated temperatures. Packaged in a convenient syringe for precise application, it’s ideal for industrial-strength tile and PVC repairs.

Specifications

ASIN	B09Q8DQLJ2
Best Sellers Rank	#3,550 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Tile Epoxy Adhesives
Brand Name	J-B Weld
Color	Dark Grey
Compatible Material	Polyvinyl Chloride
Container Type	Can
Customer Reviews	4.6 4.6 out of 5 stars (1,629)
Full Cure Time	1 Hours
Included Components	Epoxy Syringe
Item Form	Syringe
Item Package Quantity	1
Item Type Name	J-B Weld High Heat Epoxy Syringe
Item Weight	25 Grams
Manufacturer	J-B Weld
Material Type	Epoxy Resin
Model	50197
Number of Pieces	1
Other Special Features of the Product	Fast Drying with Heat, Heat Resistant, Strong
Part Number	50197
Specific Uses For Product	Repair, Tile Repair
Tensile Strength	4730 Pounds Per Square Inch
UPC	043425501974
Viscosity Level	High
Volume	25 Milliliters
Warranty Description	Call vendor for warranty
Water Resistance Level	Water Resistant

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