---
product_id: 60605523
title: "Deacon 8875 - High Temperature | Gasket Compound | Thermal Reactive Paste | Sealing Compound | Expands | Thermal Cycling | 1 Gal…"
brand: "deacon"
price: "£785.20"
currency: GBP
in_stock: true
reviews_count: 2
category: "Deacon"
url: https://www.desertcart.co.uk/products/60605523-deacon-8875-high-temperature-gasket-compound-thermal-reactive-paste-sealing
store_origin: GB
region: United Kingdom
---

# Expands under heat Thermal cycling compatible Fibrous sealant hybrid Deacon 8875 - High Temperature | Gasket Compound | Thermal Reactive Paste | Sealing Compound | Expands | Thermal Cycling | 1 Gal…

**Brand:** deacon
**Price:** £785.20
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the heat, not your flanges! Stay leak-proof and stress-free.

## Quick Answers

- **What is this?** Deacon 8875 - High Temperature | Gasket Compound | Thermal Reactive Paste | Sealing Compound | Expands | Thermal Cycling | 1 Gal… by deacon
- **How much does it cost?** £785.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/60605523-deacon-8875-high-temperature-gasket-compound-thermal-reactive-paste-sealing)

## Best For

- deacon enthusiasts

## Why This Product

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

## Key Features

- • **Non-Cementing Formula:** Prevents flange bonding for easy maintenance and disassembly 🔧
- • **Thermal Cycling Ready:** Maintains integrity through repeated heating and cooling cycles ♻️
- • **Versatile Application:** Works with or without gaskets on steam, NOX gases, exhaust & more 🌬️
- • **Durable Fibrous Hybrid:** Combines refractory strength with flexibility—never brittle or weak 🛠️
- • **Heat-Activated Expansion:** Seals gaps by expanding to fill voids under extreme temperatures 🔥

## Overview

Deacon 8875 is a premium high-temperature fibrous paste sealant that expands when heated to fill flange imperfections. Designed for industrial use, it withstands superheated steam, NOX gases, and thermal cycling without becoming brittle or cementing flanges together. Ideal for professionals seeking reliable, long-lasting sealing solutions in demanding thermal environments.

## Description

Paste Sealant. Heat Curing Sealant / Refractory Hybrid, Thick Fibrous Consistency, Expands in the Presence of Heat, High Chemical Tolerance, Trowel on, compatible with thermal cycling, cures with heat not weak or brittle like ceramics or mortars.

## Features

- Fibrous sealant/refractory hybrid - does not became weak or brittle
- Expand in the presence of heat - filling voids/imperfections on flange faces
- Can be used with or without a gasket to seal superheated steam, NOX gases, catalyst, exhaust, or hot air in pipelines and containment vessels
- Will not cement flanges together
- Fully compatible with thermal cycling

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00XJKNFG4 |
| Best Sellers Rank | #423,438 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #363 in Industrial Joint Sealants |
| Brand | Deacon |
| Brand Name | Deacon |
| Compatible Material | Ceramic |
| Customer Reviews | 5.0 out of 5 stars 4 Reviews |
| Item Form | Paste |
| Manufacturer | Deacon Industries, Inc. |
| Model | Deacon 8875 Gallon |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 8875 Gallon |
| Style | Thermal |
| Style Name | Thermal |
| UPC | 852561006171 |
| Unit Count | 1 Count |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** Deacon
- **Item Form:** Paste
- **Style:** Thermal
- **UPC:** 852561006171
- **Water Resistance Level:** Not Water Resistant

## Images

![Deacon 8875 - High Temperature | Gasket Compound | Thermal Reactive Paste | Sealing Compound | Expands | Thermal Cycling | 1 Gal… - Image 1](https://m.media-amazon.com/images/I/51gffYayCNL.jpg)

## Available Options

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

## Questions & Answers

**Q: Would this work on direct flame**
A: No...not a good idea...used for high temps only !

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***H on February 7, 2020*



### ⭐⭐⭐⭐⭐ Review
*by D***O on September 20, 2016*



## Frequently Bought Together

- Deacon 8875 - High Temperature | Gasket Compound | Thermal Reactive Paste | Sealing Compound | Expands | Thermal Cycling | 1 Gal…
- Bryne Mica High Temperature Wire -60~450 Degree C,Stranded Nickel plated copper wire,Insulation by Mica and Fiberglass,used in harsh environments (AWG14 10Ft)
- High temperature wire,12 AWG, 25' roll.

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**Shop now:** [https://www.desertcart.co.uk/products/60605523-deacon-8875-high-temperature-gasket-compound-thermal-reactive-paste-sealing](https://www.desertcart.co.uk/products/60605523-deacon-8875-high-temperature-gasket-compound-thermal-reactive-paste-sealing)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-14*