---
product_id: 94252272
title: "SEM 69508 Rust Mort - 1 Pint"
brand: "sem"
price: "£49.04"
currency: GBP
in_stock: true
reviews_count: 13
category: "Sem"
url: https://www.desertcart.co.uk/products/94252272-sem-69508-rust-mort-1-pint
store_origin: GB
region: United Kingdom
---

# Acidic rust converter Preps surface for filler & paint Creates insoluble black protective coating SEM 69508 Rust Mort - 1 Pint

**Brand:** sem
**Price:** £49.04
**Availability:** ✅ In Stock

## Summary

> 🛠️ Convert rust, conquer corrosion, craft perfection.

## Quick Answers

- **What is this?** SEM 69508 Rust Mort - 1 Pint by sem
- **How much does it cost?** £49.04 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/94252272-sem-69508-rust-mort-1-pint)

## Best For

- sem enthusiasts

## Why This Product

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

## Key Features

- • **Pro-Prep Power:** Prepares metal surfaces perfectly for body filler, primer, or topcoat, ensuring flawless finishes every time.
- • **Trusted & Tested:** With a 4.7-star rating from 222 users, it’s the go-to choice for automotive pros and DIYers alike.
- • **Rust to Resilience:** Transforms flaky rust into a stable black barrier, stopping corrosion dead in its tracks.
- • **Compact & Convenient:** 1 pint size fits easily in your toolkit, ready for quick rust emergencies or detailed restoration projects.
- • **Legacy of Excellence:** From SEM, a brand trusted since 2001, delivering consistent quality and corrosion control.

## Overview

Rust-Mort is a potent acidic compound designed to chemically convert rust into a durable black coating, halting further corrosion and creating an ideal surface for subsequent body filler, primer, or paint applications. Highly rated and trusted in automotive restoration, it offers professional-grade rust treatment in a convenient 1-pint size.

## Description

Rust-Mort is an acidic compound that converts existing rust to an insoluble black coating prior to applying body filler, primer or topcoat.

Review: Excellent product - Works amazing and turns the rust to black and kills it!
Review: Rust remover - I love the rust remover it works great I'm going to get more I would like it if there was a gallon

## Features

- RUST-MORT

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000K21KR0 |
| Best Sellers Rank | #57,052 in Automotive ( See Top 100 in Automotive ) #184 in Care Corrosion & Rust Inhibitors |
| Brand | SEM |
| Customer Reviews | 4.7 4.7 out of 5 stars (222) |
| Date First Available | October 2, 2001 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item model number | 69508 |
| Manufacturer | SEM |
| Manufacturer Part Number | 69508 |
| Model | 69508 |
| Product Dimensions | 11 x 8.38 x 8 inches |

## Images

![SEM 69508 Rust Mort - 1 Pint - Image 1](https://m.media-amazon.com/images/I/81JgaPYWibL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent product
*by S***L on March 26, 2026*

Works amazing and turns the rust to black and kills it!

### ⭐⭐⭐⭐⭐ Rust remover
*by A***N on November 2, 2025*

I love the rust remover it works great I'm going to get more I would like it if there was a gallon

### ⭐⭐⭐⭐⭐ Great product
*by T***H on July 21, 2024*

I used Rust Mort on some auto body work and found it effective in removing and converting rust. So far, it has performed well, leaving the treated areas clean and ready for further work. Rust Mort is a reliable product for tackling rust issues, especially on auto body surfaces.

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**Shop now:** [https://www.desertcart.co.uk/products/94252272-sem-69508-rust-mort-1-pint](https://www.desertcart.co.uk/products/94252272-sem-69508-rust-mort-1-pint)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-16*