---
product_id: 524369393
title: "Realth Silicone Gasket Maker 1 PC 100g Black RTV for Automotive | Gasket Sealant, High Temperature, Oil Resistance, High Strength Flange Sealing, for Automotive Machine Equipment Repairing"
brand: "realth"
price: "$22.03"
currency: USD
in_stock: true
reviews_count: 13
category: "Realth"
url: https://www.desertcart.us/products/524369393-realth-silicone-gasket-maker-1-pc-100g-black-rtv-automotive
store_origin: US
region: United States of America
---

# Temp resistant -60ºC to 280ºC Ultra strong flange sealing Superior oil resistance Realth Silicone Gasket Maker 1 PC 100g Black RTV for Automotive | Gasket Sealant, High Temperature, Oil Resistance, High Strength Flange Sealing, for Automotive Machine Equipment Repairing

**Brand:** realth
**Price:** $22.03
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal like a pro, last like a legend.

## Quick Answers

- **What is this?** Realth Silicone Gasket Maker 1 PC 100g Black RTV for Automotive | Gasket Sealant, High Temperature, Oil Resistance, High Strength Flange Sealing, for Automotive Machine Equipment Repairing by realth
- **How much does it cost?** $22.03 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/524369393-realth-silicone-gasket-maker-1-pc-100g-black-rtv-automotive)

## Best For

- realth enthusiasts

## Why This Product

- Trusted realth brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Heatproof Hero:** Endures extreme temps from freezing -60ºC to scorching 280ºC without cracking.
- • **All-Metal Mastery:** Seals stainless steel, aluminum, brass & more—even oily or plated surfaces.
- • **Long-Lasting Seal:** Forms a tough, waterproof, flexible gasket that won’t shrink, drip, or leak—set and forget.
- • **Oil-Resistant Power:** Outperforms conventional silicones with unmatched oil and chemical resistance.
- • **Versatile Application:** Perfect for automotive, machinery, 3D printers, ovens, and beyond—one tube, endless fixes.

## Overview

Realth Silicone Gasket Maker is a premium ultra-black RTV silicone sealant designed for high-strength, oil-resistant flange sealing across metals, glass, and wood. It withstands extreme temperatures (-60ºC to 280ºC), cures in 24 hours, and delivers a flexible, waterproof, and durable gasket ideal for automotive and industrial repairs.

## Description

This versatile silicone gasket maker forms a durable, oil-resistant seal. Ideal for automotive, machinery, and equipment repairs with high temperature and strength.

Review: Good product - Used this when i replaced a rocker cover gasket, theres 4 spots on my engine that needs a dot of gasket sealent and this stuff fits the bill and works flawlessly, great value for mkney considering the tube size will last years for me.
Review: Good stuff - Works well

## Features

- 【ALL-POWERFUL】This silicone gasket maker can work on all metal, such as stainless steel, aluminum, brass even it is plated or contaminated by minor oils. Also it works on glass, wooden object and anywhere need to seal. They will set completely after 24H and be disassembling.
- 【APPLYING OCCASION】Ideal for automotive, motorbike, all kinds of metal, oil pans, exhaust manifolds, water pumps, timing covers, differential covers, drive housings, oil pans, valve covers, thermostat housing, mechanical assemblies, machine equipment, 3D printer and oven doors.
- 【WONDERFUL PERFORMANCE】This RTV (Room Temperature Vulcanized) Silicone gasket maker is more oil resistant than conventional silicone, more flexible than cut gaskets. Safe, low odor and non-corrosive with superior adhesion, endure temperatures up to -60º C ~ 280º C.
- 【HOW IT WORKS】Clean the surface of gasket or o-ring, coat our sealant on the gasket and put it where it is. It will form a tough and waterproof seal between tiny gap when the product is exposed to the moisture in air. It will not shrink, drip, run, leak and crack, resists any weather.
- 【HEAVY DUTY】Our RTV silicone is great for working on many tasks. Better than traditional glues and epoxies. Definitely a different odor but maybe that has something to do with its superior performance. Perfect for oil-resistant gaskets on motorcycle, various electrical applications as an insulator with high temperature bond strength and other miscellaneous application.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B1QL13W2 |
| Best Sellers Rank | 1,365 in Automotive ( See Top 100 in Automotive ) 19 in Fillers, Adhesives & Sealants |
| Brand | Realth |
| Colour | Black |
| Compatible Material | Glass, Metal, Wood |
| Country Of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,375) |
| Item Dimensions | 19 x 9 x 3 centimetres |
| Item Form | Paste |
| Item Weight | 0.1 Kilograms |
| Manufacturer | Realth |
| Manufacturer Part Number | SG119 |
| Material | Silicone |
| Model Number | SG119 |
| Number of Items | 1 |
| Style Name | silicone |
| Surface Recommendation | Metal, Glass, Wood, Automotive Parts, Pipe, Counter Top, Sink, Tub, Window, Door |
| Unit Count | 100.0 gram |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Realth
- **Item dimensions L x W x H:** 19 x 9 x 3 centimetres
- **Item weight:** 0.1 Kilograms
- **Material:** Silicone
- **Style:** silicone

## Images

![Realth Silicone Gasket Maker 1 PC 100g Black RTV for Automotive | Gasket Sealant, High Temperature, Oil Resistance, High Strength Flange Sealing, for Automotive Machine Equipment Repairing - Image 1](https://m.media-amazon.com/images/I/61mu6jRJ87L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: How long is this workable for before it starts to harden? Thanks**
A: 24H

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by B***1 on 28 October 2025*

Used this when i replaced a rocker cover gasket, theres 4 spots on my engine that needs a dot of gasket sealent and this stuff fits the bill and works flawlessly, great value for mkney considering the tube size will last years for me.

### ⭐⭐⭐⭐⭐ Good stuff
*by G***E on 20 April 2026*

Works well

### ⭐⭐⭐⭐ Good product
*by T***N on 29 September 2025*

Does what is says on the tube

## Frequently Bought Together

- Realth Silicone Gasket Maker | 1 Pack 3.53 Oz(100g) | Ultra Black RTV | High Temperature | Oil Resistance | High Strength Flange Sealing for Automotive Machine Equipment Repairing(SG119)
- Holts Parts & Brake Cleaner Spray, Brake and Clutch Cleaner, Fast Acting & Powerful Brake Cleaner, Cleans & Degreases Any Surface, Paintwork Safe Car Brake Cleaner, 360° Spray Bottle 600ml

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-09*