---
product_id: 301563640
title: "Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml"
brand: "loctite"
price: "AR$25914"
currency: ARS
in_stock: false
reviews_count: 1
url: https://www.desertcart.com.ar/products/301563640-loctite-si-596-gasketing-compound-for-metal-and-plastic-flanges
store_origin: AR
region: Argentina
---

# 100% waterproof silicone bond 316°C continuous heat resistance 6.35 mm gap fill capacity Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml

**Brand:** loctite
**Price:** AR$25914
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Seal the heat, bridge the gap, own the fix! 🛠️

## Quick Answers

- **What is this?** Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml by loctite
- **How much does it cost?** AR$25914 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/301563640-loctite-si-596-gasketing-compound-for-metal-and-plastic-flanges)

## 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

- • **Gap-Filling Mastery:** Seamlessly seals gaps up to 6.35 mm for versatile flange applications
- • **Durable Waterproof Seal:** Creates a flexible, oil-resistant silicone gasket that defies water and weather
- • **Moisture-Cure Convenience:** RTV silicone formula cures at room temperature with a 50-minute skin formation time
- • **Unmatched Thermal Endurance:** Withstands extreme heat up to 316°C without cracking or shrinking
- • **Industrial-Grade Reliability:** Trusted for high-temp furnaces, boilers, and electrical heating elements

## Overview

Loctite SI 596 is a premium RTV silicone gasketing compound designed for metal and plastic flanges with gaps up to 6.35 mm. It forms a tough, flexible, and waterproof silicone rubber seal that resists aging, weathering, and thermal cycling up to 316°C. Ideal for industrial and electrical applications, it cures via moisture in 24 hours with a quick 50-minute skin formation, ensuring durable, oil-resistant protection in demanding environments.

## Description

From the manufacturer

Review: Cheaper and better than most alternatives - Used this product for sealing my spoke rims on interceptor. It’s a long term review , got this applied during September 2023 and has been working great for me. A better and cheaper alternative than outex and the other one from Way2speed.

## Features

- RTV Silicone Gasket: Designed to form a tough, flexible, waterproof, oil-resistant silicone rubber bond. Resists aging, weathering and thermal cycling without hardening, shrinking or cracking
- Typical Applications: Assembly and repair of industrial furnaces, ovens, boilers, exhaust stacks, high temperature ducting, and heating elements in electrical appliances
- Cure Type: Moisture (RTV) | Skin Formation time: 50 min
- Temperature Resistance (Continuous): 316°C
- Gap Fill: Up to 6.35 mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01BWJEY8Q |
| Best Sellers Rank | #56,321 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #120 in Silicone Adhesives |
| Brand | Loctite |
| Brand Name | Loctite |
| Colour | Red |
| Compatible Material | Metal, Plastic |
| Container Type | Cartridge |
| Customer Reviews | 3.2 out of 5 stars 8 Reviews |
| Full Cure Time | 24 Hours |
| Importer Contact Information | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Included Components | Loctite SI 596: 1 |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | Adhesive |
| Item Weight | 352 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 |
| Manufacturer Part Number | LOC_596_1 |
| Material | Silicone |
| Material Type | Silicone |
| Model | 317667 |
| Other Special Features of the Product | waterproof |
| Packer Contact Information | D3/D4, MIDC Industrial Estate, Jejuri, Purandhar, Pune, Maharashtra - 412303 |
| Special Feature | waterproof |
| Specific Uses For Product | waterproof |
| Unit Count | 1 Count |
| Viscosity Level | Medium |
| Volume | 300 Millilitres |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Loctite
- **Specific Uses For Product:** waterproof
- **Material:** Silicone
- **Item Form:** Liquid
- **Special Feature:** waterproof

## Images

![Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml - Image 1](https://m.media-amazon.com/images/I/51Mv14BwPNL.jpg)
![Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml - Image 2](https://m.media-amazon.com/images/I/61hvQJz6ZYL.jpg)
![Loctite SI 596 Gasketing Compound | For metal and plastic flanges with gaps upto 6.35 mm| 300 ml - Image 3](https://m.media-amazon.com/images/I/613VMRlg6hL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Cheaper and better than most alternatives
*by S***T on 25 June 2025*

Used this product for sealing my spoke rims on interceptor. It’s a long term review , got this applied during September 2023 and has been working great for me. A better and cheaper alternative than outex and the other one from Way2speed.

## Frequently Bought Together

- Loctite SI 596 Red Silicone Cartridge, 300 ml
- Loctite Threadlocker Red 271 locks, seals threaded fasteners permanently, prevent loosening from vibration, great for engines, machinery, vehicles for valve covers, water pumps, and alternators(50ml)
- Loctite Super Glue Power Gel, Flexible Super Glue Gel, Superglue with Non-Drip Formula for Vertical Applications,Clear Superglue for Plastic, Wood, Metal, Crafts, & Repair, DIY, 4g

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**Shop now:** [https://www.desertcart.com.ar/products/301563640-loctite-si-596-gasketing-compound-for-metal-and-plastic-flanges](https://www.desertcart.com.ar/products/301563640-loctite-si-596-gasketing-compound-for-metal-and-plastic-flanges)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-05-20*