---
product_id: 523953155
title: "Loctite SF 7649 Primer-100ml | Ideal for passive metals or inert surfaces and with large bond gap | Excellent performance in low temperatures (< 15°C) | Increases cure speed | NSF certified"
brand: "loctite"
price: "€ 27.73"
currency: EUR
in_stock: true
reviews_count: 2
category: "Loctite"
url: https://www.desertcart.sk/products/523953155-loctite-sf-7649-primer-100ml-ideal-for-passive-metals-inert
store_origin: SK
region: Slovakia
---

# Boosts cure speed Works below 15°C NSF certified safety Loctite SF 7649 Primer-100ml | Ideal for passive metals or inert surfaces and with large bond gap | Excellent performance in low temperatures (< 15°C) | Increases cure speed | NSF certified

**Brand:** loctite
**Price:** € 27.73
**Availability:** ✅ In Stock

## Summary

> ⚡ Prime Fast, Bond Strong – Don’t Let Low Temps Slow You Down!

## Quick Answers

- **What is this?** Loctite SF 7649 Primer-100ml | Ideal for passive metals or inert surfaces and with large bond gap | Excellent performance in low temperatures (< 15°C) | Increases cure speed | NSF certified by loctite
- **How much does it cost?** € 27.73 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/523953155-loctite-sf-7649-primer-100ml-ideal-for-passive-metals-inert)

## Best For

- loctite enthusiasts

## Why This Product

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

## Key Features

- • **Certified Confidence:** NSF certification guarantees safe, high-performance use in professional environments
- • **Gap-Friendly Formula:** Designed to handle large bond gaps without compromising strength or durability
- • **Cold-Weather Champion:** Ensures reliable bonding even in chilly conditions below 15°C, no downtime required
- • **Accelerate Your Workflow:** Speeds up curing of Loctite anaerobic adhesives for faster project completion
- • **Passive Metal Specialist:** Optimized primer for tough-to-bond metals like aluminum, titanium, and zinc

## Overview

Loctite SF 7649 Primer is a 100ml liquid primer engineered to enhance the cure speed of Loctite anaerobic adhesives on passive and inert metal surfaces, including aluminum, stainless steel, and titanium. It performs reliably in low temperatures below 15°C and is NSF certified, making it ideal for professional-grade industrial and scientific applications requiring durable, fast-setting bonds even with large bond gaps.

## Description

From the manufacturer

Review: Good - Good
Review: least effective on stainless steel - not much effective on stainless steel surface. No visible or quality difference in paint before and after application

## Features

- Increases Cure Speed of Loctite anaerobic adhesives and sealants on all Surfaces
- Facilitates curing in low-temperature conditions (< 15°C / < 60°F) For large bond gaps
- Primer is required with Inactive surfaces: Aluminum, stainless steel, magnesium, zinc, black oxide, cadmium, titanium, and others.
- Promotes the cure speed of LOCTITE anaerobic adhesives & sealants
- For use on applications with passive metals & inactive surfaces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BCC4SPR |
| Best Sellers Rank | #41,152 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #629 in Universal Adhesives |
| Brand | Loctite |
| Brand Name | Loctite |
| Colour | Green |
| Compatible Material | Metal |
| Container Type | Bottle |
| Country of Publication | India |
| Customer Reviews | 3.9 out of 5 stars 13 Reviews |
| Importer Contact Information | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Included Components | Loctite 7649: 1 |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | Primer |
| Item Weight | 213 Grams |
| Manufacturer | D3/D4, MIDC Industrial Estate, Jejuri, Purandhar, Pune, Maharashtra - 412303., Loctite |
| Manufacturer Contact Information | D3/D4, MIDC Industrial Estate, Jejuri, Purandhar, Pune, Maharashtra - 412303. |
| Model | 849297 |
| Other Special Features of the Product | Increases Cure Speed on Inert Surfaces |
| Packer Contact Information | D3/D4, MIDC Industrial Estate, Jejuri, Purandhar, Pune, Maharashtra - 412303. |
| Special Feature | Increases Cure Speed on Inert Surfaces |
| Specific Uses For Product | All Surfaces |
| Unit Count | 100.0 Milliliters |
| Volume | 100 Millilitres |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Loctite
- **Colour:** Green
- **Item Form:** Liquid
- **Special Feature:** Increases Cure Speed on Inert Surfaces
- **Specific Uses For Product:** All Surfaces

## Images

![Loctite SF 7649 Primer-100ml | Ideal for passive metals or inert surfaces and with large bond gap | Excellent performance in low temperatures (< 15°C) | Increases cure speed | NSF certified - Image 1](https://m.media-amazon.com/images/I/71cxLRUX+sL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Good
*by L***N on 28 February 2026*

Good

### ⭐⭐ least effective on stainless steel
*by M***S on 11 March 2024*

not much effective on stainless steel surface. No visible or quality difference in paint before and after application

## Frequently Bought Together

- Loctite SF 7649 Primer | Bonds inactive metal like stainless steel, aluminium and plated metal | Increases cure speed | 100 ml
- Loctite 406, 20g,instant adhesive, thin and transparent application, plastic,cyanoarcylate, very fast fixing, low visosity, rubber

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**Shop now:** [https://www.desertcart.sk/products/523953155-loctite-sf-7649-primer-100ml-ideal-for-passive-metals-inert](https://www.desertcart.sk/products/523953155-loctite-sf-7649-primer-100ml-ideal-for-passive-metals-inert)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-10*