---
title: "high temp silicone — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/high-temp-silicone"
last_updated: "2026-07-10T00:51:01.192Z"
locale: en
meta:
  description: "a small market ($310K/yr) — high temp silicone doesn't clear our bar today."
  "og:description": "a small market ($310K/yr) — high temp silicone doesn't clear our bar today."
  "og:title": "high temp silicone — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
---

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# **high temp silicone**

**Skip it****48/100 **

a small market ($310K/yr) — high temp silicone doesn't clear our bar today.

**Market/yr**

**$310K**

**Growth (1y)**

**+135.5%**

**Products**

**18**

**Brands**

**11**

was 10 a year ago

**Sellers**

**113**

**Price range**

**$4.94–$36.79**

**Returns**

**0.9%**

**Rating**

**4.6★**

**Skip it**

Scored 48/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**15**

 ×0.30

Growth

**69**

 ×0.30

Competition

**50**

 ×0.20

Quality gap

**32**

 ×0.10

Returns

**93**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +135.5% year over year.

8K4KSpike '24Spike '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: Oct · busiest ÷ quietest = 2.2×

## **Competition**

- Permatex33% - J-B Weld20% - RUTLAND PRODUCTS13% - Visbella9% - DAP8% - KRAKEN BOND6% - Other (5 brands)12%

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them. 11 brands and 113 sellers compete here.

**Brands**

**11 **▲rising

was 10 a year ago

**Sellers**

**113**

**Top 5 brand share**

**82%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![Permatex 81630 Ultra Red High Temperature Gasket Maker 3 oz](https://m.media-amazon.com/images/I/419HuVDmhgL.jpg) [**Permatex 81630 Ultra Red High Temperature Gasket Maker 3 oz**](https://www.amazon.com/dp/B08CRY2BJB)

Permatex$7.384.7★2,16620%▼falling

2
![J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz.](https://m.media-amazon.com/images/I/51ivGdlfiTL.jpg) [**J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz.**](https://www.amazon.com/dp/B00ID8IUJY)

J-B Weld$8.204.7★5,89011%▲rising

3
![J-B Weld 31314 Red High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - 2-Pack](https://m.media-amazon.com/images/I/51D0bT0-IYL.jpg) [**J-B Weld 31314 Red High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - 2-Pack**](https://www.amazon.com/dp/B0DRW9G5QD)

J-B Weld$13.524.7★5,8909%▼falling

4
![Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Black](https://m.media-amazon.com/images/I/31IKKBEvo3L.jpg) [**Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Black**](https://www.amazon.com/dp/B000H5Y6CQ)

RUTLAND PRODUCTS$9.894.6★2,8359%▼falling

5
![DAP High Temp 100% RTV Silicone Sealant 10.3 Oz Red (7079808013)](https://m.media-amazon.com/images/I/31QWfUZYt+L.jpg) [**DAP High Temp 100% RTV Silicone Sealant 10.3 Oz Red (7079808013)**](https://www.amazon.com/dp/B073S6P5Q2)

DAP$11.744.5★908%▲rising

6
![Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Black)](https://m.media-amazon.com/images/I/413sursLDUL.jpg) [**Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Black)**](https://www.amazon.com/dp/B0CPNZNQC4)

Visbella$8.584.7★9097%▼falling

7
![Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker Sensor Safe and Non-Corrosive for High Flex and Oil Resistant Applications 3 oz](https://m.media-amazon.com/images/I/41HhZnYsICL.jpg) [**Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker Sensor Safe and Non-Corrosive for High Flex and Oil Resistant Applications 3 oz**](https://www.amazon.com/dp/B0002UEN1U)

Permatex$7.184.7★19,7057%▲rising

8
![Stnkeno High Temp Silicone Sealant High Temperature Adhesive Heat Resistant Glue Insulation and Waterproof Quick Drying Silicone Adhesive for Ovens Fireplace Microwave Transparent 2 Pack 3.53 OZ](https://m.media-amazon.com/images/I/51VGbbsMc8L.jpg) [**Stnkeno High Temp Silicone Sealant High Temperature Adhesive Heat Resistant Glue Insulation and Waterproof Quick Drying Silicone Adhesive for Ovens Fireplace Microwave Transparent 2 Pack 3.53 OZ**](https://www.amazon.com/dp/B0FQXMSCYH)

Stnkeno$12.704.6★685%▲rising

9
![Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Clear](https://m.media-amazon.com/images/I/31qwFNQwszL.jpg) [**Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Clear**](https://www.amazon.com/dp/B000DZBLNC)

RUTLAND PRODUCTS$19.644.6★2,1295%▼falling

10

![Kraken Bond High Temperature Black Fireplace Sealant 2732F - (2x10.1oz.) Fire Resistance Up to 2732F High Temp Fire Caulk for Ovens Stoves Chimneys - Fast Dry Paintable Non-Flammable 2 Pack](https://m.media-amazon.com/images/I/4184hjcIadL.jpg) [**Kraken Bond High Temperature Black Fireplace Sealant 2732F - (2x10.1oz.) Fire Resistance Up to 2732F High Temp Fire Caulk for Ovens Stoves Chimneys - Fast Dry Paintable Non-Flammable 2 Pack**](https://www.amazon.com/dp/B0D6GR1ZHC)

KRAKEN BOND$36.794.2★3794%▼falling

11

![Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker 3 oz. Tube](https://m.media-amazon.com/images/I/41VG2wVHcOL.jpg) [**Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker 3 oz. Tube**](https://www.amazon.com/dp/B0002UEOPA)

Permatex$8.134.8★3,3654%▼falling

12

![Wood Stove Door Gasket Cement 850F RTV High Heat Silicone Sealant High Temperature Resistance Silicone Material Adhesive Black 100ml](https://m.media-amazon.com/images/I/31BW2oEvAtL.jpg) [**Wood Stove Door Gasket Cement 850F RTV High Heat Silicone Sealant High Temperature Resistance Silicone Material Adhesive Black 100ml**](https://www.amazon.com/dp/B0G634DP7H)

WINTACK$8.094.5★243%▲rising

13

![RTV Silicone Gasket Maker High Temp Silicone Resist Oil Anti-Freeze RTV Silicone Sealant for Engines Gearboxes Pumps Superchargers (Black 170g)](https://m.media-amazon.com/images/I/415-48QWIuL.jpg) [**RTV Silicone Gasket Maker High Temp Silicone Resist Oil Anti-Freeze RTV Silicone Sealant for Engines Gearboxes Pumps Superchargers (Black 170g)**](https://www.amazon.com/dp/B0D2HHT54L)

1DFAUL$12.694.7★7201%▲rising

14

![Akfix Heat Fighter Black Fireplace Sealant - 2700 F (2x10.1 oz.) - Heat Resistant Fireplace Stove Caulk for Chimneys Ovens Grills Wood Stoves | Non-Flammable Quick-Drying & Paintable Cartridge](https://m.media-amazon.com/images/I/41wyRH68RqL.jpg) [**Akfix Heat Fighter Black Fireplace Sealant - 2700 F (2x10.1 oz.) - Heat Resistant Fireplace Stove Caulk for Chimneys Ovens Grills Wood Stoves | Non-Flammable Quick-Drying & Paintable Cartridge**](https://www.amazon.com/dp/B0FXXL6PFJ)

Akfix$36.503.9★731%▲rising

15

![Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Red)](https://m.media-amazon.com/images/I/41ts8sBYrRL.jpg) [**Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Red)**](https://www.amazon.com/dp/B0D1MJ3VF5)

Visbella$8.514.7★9091%▼falling

**~~Showing 15 of 18 — show all ~~**

## **Product shelf**

All 18 tracked products in this niche.

Top sellersNewestTrending

[![Permatex 81630 Ultra Red High Temperature Gasket Maker 3 oz](https://m.media-amazon.com/images/I/419HuVDmhgL.jpg)**Permatex 81630 Ultra Red High Temperature Gasket Maker 3 oz** Permatex**$7.38**4.7★2,166 reviews](https://www.amazon.com/dp/B08CRY2BJB) [![J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz.](https://m.media-amazon.com/images/I/51ivGdlfiTL.jpg)**J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz.** J-B Weld**$8.20**4.7★5,890 reviews](https://www.amazon.com/dp/B00ID8IUJY) [![J-B Weld 31314 Red High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - 2-Pack](https://m.media-amazon.com/images/I/51D0bT0-IYL.jpg)**J-B Weld 31314 Red High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - 2-Pack** J-B Weld**$13.52**4.7★5,890 reviews](https://www.amazon.com/dp/B0DRW9G5QD) [![Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Black](https://m.media-amazon.com/images/I/31IKKBEvo3L.jpg)**Rutland High Heat Silicone Sealant for BBQ Grills USA-Made High Temp Gasket Maker Adhesive - UV Stable Oil Resistant Waterproof & Non-Corrosive 500F RTV Black** RUTLAND PRODUCTS**$9.89**4.6★2,835 reviews](https://www.amazon.com/dp/B000H5Y6CQ) [![DAP High Temp 100% RTV Silicone Sealant 10.3 Oz Red (7079808013)](https://m.media-amazon.com/images/I/31QWfUZYt+L.jpg)**DAP High Temp 100% RTV Silicone Sealant 10.3 Oz Red (7079808013)** DAP**$11.74**4.5★90 reviews](https://www.amazon.com/dp/B073S6P5Q2) [![Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Black)](https://m.media-amazon.com/images/I/413sursLDUL.jpg)**Visbella High Temperature RTV Silicone Gasket Maker Sealed Oil Resistant Waterproof Quick Dry Liquid for Bonding Internal Combustion Steam Turbines Automotive Engine Parts 3.7OZ (Black)** Visbella**$8.58**4.7★909 reviews](https://www.amazon.com/dp/B0CPNZNQC4) [![Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker Sensor Safe and Non-Corrosive for High Flex and Oil Resistant Applications 3 oz](https://m.media-amazon.com/images/I/41HhZnYsICL.jpg)**Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker Sensor Safe and Non-Corrosive for High Flex and Oil Resistant Applications 3 oz** Permatex**$7.18**4.7★19,705 reviews](https://www.amazon.com/dp/B0002UEN1U) [![Stnkeno High Temp Silicone Sealant High Temperature Adhesive Heat Resistant Glue Insulation and Waterproof Quick Drying Silicone Adhesive for Ovens Fireplace Microwave Transparent 2 Pack 3.53 OZ](https://m.media-amazon.com/images/I/51VGbbsMc8L.jpg)**Stnkeno High Temp Silicone Sealant High Temperature Adhesive Heat Resistant Glue Insulation and Waterproof Quick Drying Silicone Adhesive for Ovens Fireplace Microwave Transparent 2 Pack 3.53 OZ** Stnkeno**$12.70**4.6★68 reviews](https://www.amazon.com/dp/B0FQXMSCYH)

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**22%

*“Good product- works as intended”*

**Value For Money**14%

*“Great Deal”*

**Advertised Vs Actual Product**13%

*“As described”*

**Efficiency**12%

*“Works well on my gasket work”*

**Leak-Proof**7%

*“Very good sealant”*

**Adhesion/Stickiness**5%

*“Good glue”*

**Ease Of Use**5%

*“Easy to use”*

**Heating**3%

*“High heat resistance”*

**Material Quality**2%

*“This is the perfect material to attach a gasket to a stove or. more likely”*

**Durability**2%

*“Saves time saves money and is durable”*

### **What buyers complain about **

**Leak-Proof**10%

*“Leaks pretty easily even when instruction are followed”*

**Value For Money**9%

*“High price for need”*

**Adhesion/Stickiness**7%

*“Item came in loose in the box with other items the original packaging lost adhesion and fell away,”*

**Functionality-Overall**7%

*“Doesnt work”*

**Quality-Overall**6%

*“Junk product”*

**Heating**4%

*“It did not hold to the heat”*

**Hard Feel**4%

*“It was hard when I got it”*

**Ease Of Use**3%

*“it takes a little effort to squeeze out of the tube”*

**Stain Resistance**3%

*“Used outside and it stained siding”*

**Assembly/Installation**2%

*“did not cure after assembly”*

#### **Top return reasons**- Color13% - Advertised Vs Actual Product11% - Value For Money11% - Functionality-Overall10% - Adhesion/Stickiness10% - Compatibility-Overall7% - Size-Overall7% - Defective Material/Parts5% - Material Quality3% - Leak-Proof3%