---
product_id: 34707552
title: "J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper"
brand: "j-b weld"
price: "€ 30.03"
currency: EUR
in_stock: true
category: "J B Weld"
url: https://www.desertcart.gr/products/34707552-j-b-weld-32325-ultimate-copper-high-temperature-rtv-silicone
store_origin: GR
region: Greece
---

# Waterproof, weather-resistant seal Withstands up to 650ºF intermittent heat Professional-grade adhesion on metal surfaces J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper

**Brand:** j-b weld
**Price:** € 30.03
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the deal with the ultimate copper heat shield!

## Quick Answers

- **What is this?** J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper by j-b weld
- **How much does it cost?** € 30.03 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/34707552-j-b-weld-32325-ultimate-copper-high-temperature-rtv-silicone)

## Best For

- j-b weld enthusiasts

## Why This Product

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

## Key Features

- • **DIY Confidence:** Heavy-duty strength that empowers you to fix it right the first time
- • **Heatproof Hero:** Endures extreme temps up to 650ºF without cracking or shrinking
- • **Versatility Unleashed:** Perfect for automotive, industrial, and home repairs on metal parts
- • **Effortless Application:** Air moisture cures quickly into a tough, sensor-safe seal
- • **Pro-Approved Performance:** Trusted by mechanics and builders for rock-solid, lasting bonds

## Overview

J-B Weld 32325 Ultimate Copper RTV Silicone Gasket Maker is a professional-grade, high-temperature sealant designed for metal surfaces. It withstands continuous heat up to 550ºF and intermittent spikes to 650ºF, cures quickly with air moisture to form a waterproof, weather-resistant, and sensor-safe gasket. Ideal for automotive and industrial repairs, it delivers the legendary strength trusted by pros and DIYers alike.

## Description

J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper

## Features

- HI TEMP SILICONE GASKET MAKER & SEALANT: Is an RTV Silicone gasketing material, designed for use in mechanical assemblies where continuous temperatures up to 550º F or 650º F intermittent exist
- WHAT THE PROFESSIONALS USE: Builders, mechanics & repair pros know our products bond strong to a variety of surfaces in even the toughest environments. Choose the product pros trust for your project
- EASY TO USE: Curing when the product is exposed to the moisture in air, it forms a tough, waterproof seal on most surfaces. It will not shrink or crack, resists weathering and is sensor safe
- VERSATILE & DEPENDABLE: Ideal for automotive, metal, oil pans, exhaust manifolds, water pumps, timing covers, differential covers, drive housings and oven doors
- DO IT YOURSELF: Big or small, you can DIY it with J-B. Our heavy duty adhesives repair & restore it right the first time. JB Weld delivers the legendary performance of the World's Strongest Bond

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01BWZ1QLI |
| Best Sellers Rank | #2,459 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Silicone Adhesives |
| Brand | J-B Weld |
| Brand Name | J-B Weld |
| Color | Ultimate Copper |
| Compatible Material | Metal |
| Customer Reviews | 4.5 out of 5 stars 7,118 Reviews |
| Global Trade Identification Number | 00043425323255 |
| Included Components | Carded Tube of RTV |
| Item Dimensions | 6 x 9 x 6 inches |
| Item Form | Oz |
| Item Type Name | Copper High Temperature RTV Silicone Gasket Maker and Sealant |
| Item Weight | 85 g |
| Item dimensions L x W x H | 6 x 9 x 6 inches |
| Manufacturer | JBWeld |
| Material | Copper,Silicone |
| Material Type | Copper,Silicone |
| Model | 32325 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 32325 |
| Style | Silicone |
| Style Name | Silicone |
| Surface Recommendation | Metal |
| UPC | 043425323255 |
| Unit Count | 1 Count |
| Warranty Description | No Warranty |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** J-B Weld
- **Item Weight:** 1.44 ounces
- **Item dimensions L x W x H:** 6 x 9 x 6 inches
- **Material:** Copper,Silicone
- **Style:** Silicone

## Images

![J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper - Image 1](https://m.media-amazon.com/images/I/61gggEF0LuL.jpg)
![J-B Weld 32325 Ultimate Copper High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - Copper - Image 2](https://m.media-amazon.com/images/I/41dGQMfDo7L.jpg)

## Available Options

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

## Frequently Bought Together

- J-B Weld 32325 Ultimate Copper High Temperature Rtv Silicone Gasket Maker And Sealant - 3 Oz. - Copper
- J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.gr/products/34707552-j-b-weld-32325-ultimate-copper-high-temperature-rtv-silicone](https://www.desertcart.gr/products/34707552-j-b-weld-32325-ultimate-copper-high-temperature-rtv-silicone)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-12*