What is MG Chemicals 422B Silicone Conformal Coating used for?

MG Chemicals 422B Silicone Conformal Coating is primarily used for protecting electronic circuits and components from moisture, dust, and thermal stress. Its silicone-based formulation ensures a flexible and durable coating that conforms to the shape of the surfaces. This makes it ideal for use in harsh environments such as automotive, marine, and industrial applications, where circuit boards are exposed to environmental hazards. By applying this aerosol coating, users can enhance the longevity and reliability of their electronic devices.

Is the 422B Silicone Conformal Coating clear or colored?

The MG Chemicals 422B Silicone Conformal Coating is clear, allowing for the visibility of the underlying components and circuits after application. This transparent finish is advantageous for applications where aesthetics matter, such as in consumer electronics, as it does not obscure labels, markings, or the appearance of the circuit board. Its clear formulation ensures that while protection is provided, it does not compromise the look of the device.

Can I use this conformal coating on all types of electronic components?

While the 422B Silicone Conformal Coating is versatile and compatible with many electronic components, it is not suitable for every type. It performs well on metal, glass, and most plastics but should be avoided on certain sensitive components like high-temperature sensitive materials or where hermetic sealing is necessary. Always consult the manufacturer's specifications of the electronics before application to ensure compatibility and optimal protection.

What are the drying times for the 422B Silicone Conformal Coating?

The drying time for MG Chemicals 422B Silicone Conformal Coating can vary based on environmental conditions, such as humidity and temperature. Typically, it becomes touch-dry within a few minutes and fully cures over 24 hours. This quick drying feature allows for efficient application on production lines or personal projects, where time is a factor, while the extended curing time ensures the coating develops durability and optimal performance.

Is the silicone coating resistant to chemicals?

Yes, MG Chemicals 422B Silicone Conformal Coating exhibits a degree of resistance to various chemicals, including oils and mild solvents. This resistance makes it suitable for applications in environments exposed to such agents. However, it is important to note that while it provides a protective barrier, no coating is completely immune to all chemicals, so careful consideration should be given based on the specific conditions in which the coated components will operate.

Is it safe to use in confined spaces or with sensitive equipment?

The 422B Silicone Conformal Coating should always be applied in well-ventilated areas to ensure safety when using aerosols. While the coating is designed for electronic components, caution should be exercised around sensitive equipment, especially during the application process. Proper handling and safety precautions, such as wearing gloves and a mask, are recommended to protect users from inhalation of fumes and contact with skin.

How long does the 422B Silicone Conformal Coating last once applied?

Once properly applied and cured, the MG Chemicals 422B Silicone Conformal Coating can provide long-lasting protection for electronic components, often several years. This durability is particularly beneficial in environments with fluctuating temperatures and potential exposure to moisture and contaminants, helping to extend the lifecycle of electronic devices. Regular inspection of coated surfaces is recommended to ensure the coating remains intact and effective.

Can I remove or recoat over the 422B Silicone Conformal Coating?

While it is possible to remove the 422B Silicone Conformal Coating, it may require specific solvents or abrasion techniques depending on the application method and underlying surface. If recoating is necessary, ensure that the existing coating is clean and intact to promote adhesive qualities of the new layer. For best results, consult detailed product guidelines concerning removal and recoating to avoid damaging sensitive electronics.

How to Shop MG Chemicals - 422B-340G 422B Silicone Conformal Online From Ubuy?

It’s easy to shop MG Chemicals - 422B-340G 422B Silicone Conformal online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is MG Chemicals - 422B-340G 422B Silicone Conformal Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The MG Chemicals - 422B-340G 422B Silicone Conformal is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

MG Chemicals

Silicone Conformal Coating (422B) is a flexible finish product that provides a protective coating for printed circuit boards against moisture, corrosion, and thermal shock.

MG Chemicals

Item #: 1327654

MG Chemicals - 422B-340G 422B Silicone Conformal Coating, Clear, 340 gram Aerosol

Q: How is the MG Chemicals 422B Silicone Conformal Coating applied?

The 422B Silicone Conformal Coating is conveniently packaged in an aerosol can, allowing for easy spray application. Simply clean the surface to be coated, then hold the can upright and spray at a consistent distance for an even coat. Multiple thin layers are recommended for better coverage. This method ensures that hard-to-reach spots are also coated effectively, making it suitable for both DIY enthusiasts and professionals looking to protect sensitive electronic components.

Q: Where can I buy MG Chemicals 422B-340G 422B Silicone Conformal Coating, Clear, 340 gram Aerosol in South Africa?

You can buy MG Chemicals 422B-340G 422B Silicone Conformal Coating, Clear, 340 gram Aerosol at Ubuy. They offer a seamless online shopping experience with a wide selection of MG Chemicals products and fast order processing. Ubuy is known for its reliable service and customer support, making it a preferred choice for both individual consumers and businesses purchasing electronic maintenance supplies.

Item #: 1327654

ZAR 1355

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

QTY:

Order now and get it around Wednesday, August 26

Secured transaction

Our Top Logistics Partners

Silicone Conformal Coating (422B) is a flexible finish product that provides a protective coating for printed circuit boards against moisture, corrosion, and thermal shock.

U-Care Warranty:

None

Select a Plan

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Superior Protection

Offers robust protection against moisture, dust, and environmental contaminants, ensuring longevity and reliability of electronic components.

Easy Application

The aerosol format allows for precise, even coverage, making it simple to apply without the mess of traditional methods.

Fast-Drying Formula

Dries quickly to a clear, flexible finish, enabling rapid turnaround and minimizing downtime for equipment repair and maintenance.

Product Details

Certified UL 94 V-0 with a maximum constant service temperature of 200 °C (392 °F)
Fluoresces under UV-A light (blacklight) and validated for selective robotic coating equipment including PVA and Nordson ASYMTEK
Excellent corrosion resistance with easy rework and repairs
Provides a protective coating for printed circuit boards against moisture, corrosion, and thermal shock, including generators, motors, transformers, relays, and solenoid coils
Ideal for high temperature environments with a tack free time of approximately 5-7 minutes at room temperature and full cure achieved in approximately 48 hours
ROHS Compliant and available in various types including acrylic, silicone, polyurethane, epoxy, and urethane acrylate conformal coatings

Package Weight

1.1 Pound

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Electronics Enthusiasts
Ideal for hobbyists needing a reliable coating for circuit boards and electronics to enhance durability and performance.
Professional Technicians
Perfect for technicians applying protective coatings to sensitive equipment in electronics, ensuring longevity and resistance to moisture.
DIY Projects
Excellent for DIY lovers who require a clear, protective layer on their creations, specifically for electronics projects.

Outdoor Use
Not suitable for applications exposed to extreme weather or continuous outdoor conditions, as performance may degrade.

Product Description

MG Chemicals - 422B-340G 422B Silicone Conformal Coating, Clear, 340 gram Aerosol

Have any Query? Chat with us

Customer Questions & Answers

Question: How to Shop MG Chemicals - 422B-340G 422B Silicone Conformal Online From Ubuy?

Answer: It’s easy to shop MG Chemicals - 422B-340G 422B Silicone Conformal online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is MG Chemicals - 422B-340G 422B Silicone Conformal Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The MG Chemicals - 422B-340G 422B Silicone Conformal is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

MG Chemicals Sealers Editorial Review

MG Chemicals 422B Silicone Conformal Coating is a great choice for protecting printed circuit boards (PCBs) and electronic parts from dust, water, humidity, and other harsh environments. This product will not only provide excellent protection but also ensure high reliability of the devices. It is specifically designed for electronic devices where heat may be generated and also for LED light strips under damp and wet conditions. One can of this conformal coating is enough to cover a large area of the device, and it dries quickly once sprayed. The coating is flexible and soft, which makes it perfect for PCBs that may need some bending without breaking. This product also handles high heat great up to 200 C max service temperature, making it ideal for use on CPUs and other heat-generating components. Although it may lead to a slight haze when used on glass surfaces and may result in a dense rubbery layer when used on already installed furnace control boards, this product is perfect to for Liquid Metal application and helps to protect a vehicle alternator from dust and water. Overall, the MG Chemicals 422B Silicone Conformal Coating is an excellent product that is easy to use and delivers effective results.

Customer Reviews & Ratings

5.0

1 customers ratings

5 Star

100%
4 Star

0%
3 Star

0%
2 Star

0%
1 Star

0%

Review this product

Share your thoughts with other customers

Pros

Excellent protection against dust, water, and humidity
Flexible and soft
Handles high heat well
Versatile for different applications

Cons

May lead to a slight haze when used on glass surfaces

Top selling Silicone Conformal Coating in {{COUNTRY_NAME}}

Product Image	Product Details
Product Image	Product Name	Brand
	mg chemicals MG Chemicals Silicone Conformal Coating, Clear, 340 gram Aerosol 422B-340G
	MG Chemicals Silicone Conformal Coating, Clear, 340 gram Aerosol 422B-340G	mg chemicals
	EIGTWEN 100ml Conformal Coating for Electronics, Potting Compound for Circuitry Provides Sealing, Insulation, Waterproof and Dustproofing Functions to Ensure the Stable Operation of Electronic Components
	100ml Conformal Coating for Electronics, Potting Compound for Circuitry Provides Sealing, Insulation, Waterproof and Dustproofing Functions to Ensure the Stable Operation of Electronic Components	EIGTWEN
	Techspray Silicone Conformal Coating 2102-12S
	Silicone Conformal Coating 2102-12S	Techspray
	INNOVAYOU 400g+80g White Conformal Coating for Electronics, Resistant High \| and Low Temperatures, Waterproof Conformal Coating, Suitable for Circuit Boards Appliance Control Boards LED Lamps
	400g+80g White Conformal Coating for Electronics, Resistant High \| and Low Temperatures, Waterproof Conformal Coating, Suitable for Circuit Boards Appliance Control Boards LED Lamps	INNOVAYOU
	Avenuebool 120 ml/4 oz Conformal Coating for Electronics, Waterproof Silicone Conformal Coating, Fast-Dry Clear Insulating Sealant for Circuit Boards, LED Lamps, Appliance Control Boards, RC Electronics
	120 ml/4 oz Conformal Coating for Electronics, Waterproof Silicone Conformal Coating, Fast-Dry Clear Insulating Sealant for Circuit Boards, LED Lamps, Appliance Control Boards, RC Electronics	Avenuebool
	EIGTWEN 200ml Black Conformal Coating for Electronics, Potting Compound for Circuitry Provides Sealing,Insulation, Waterproof and Dustproofing Functions to Ensure the Stable Operation of Electronic Components
	200ml Black Conformal Coating for Electronics, Potting Compound for Circuitry Provides Sealing,Insulation, Waterproof and Dustproofing Functions to Ensure the Stable Operation of Electronic Components	EIGTWEN
	CppDoeTtl 100ml Electronic Grade Silicone Conformal Coating for Circuit Boards \| Conformal coating for electronics and PCB waterproofing; clear circuit board sealant resists moisture, dust, and corrosion.
	100ml Electronic Grade Silicone Conformal Coating for Circuit Boards \| Conformal coating for electronics and PCB waterproofing; clear circuit board sealant resists moisture, dust, and corrosion.	CppDoeTtl
	1DFAUL 1DFAUL 200ml Conformal Coating for Electronics, Insulating Sealant, White \| Waterproof, Dust & Moisture Resistant, for Reliable Electronic Components Protection
	1DFAUL 200ml Conformal Coating for Electronics, Insulating Sealant, White \| Waterproof, Dust & Moisture Resistant, for Reliable Electronic Components Protection	1DFAUL
	EIGTWEN White 100ml Conformal Coating for Electronics, Stops Shorting & Oxidation \| High Sealing Performance, Insulating, Waterproof, Dust proof, Prevents Short Circuits, Extend Electronics Service Life
	White 100ml Conformal Coating for Electronics, Stops Shorting & Oxidation \| High Sealing Performance, Insulating, Waterproof, Dust proof, Prevents Short Circuits, Extend Electronics Service Life	EIGTWEN
	1DFAUL 1DFAUL 100ml Conformal Coating for Electronics, Insulating Sealant, Black \| Waterproof, Dust & Moisture Resistant, for Reliable Electronic Components Protection
	1DFAUL 100ml Conformal Coating for Electronics, Insulating Sealant, Black \| Waterproof, Dust & Moisture Resistant, for Reliable Electronic Components Protection	1DFAUL

Last Updated on Août 11, 2026

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

ZAR 1355

Order now and get it around Wednesday, August 26

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

Features & Benefits

Protects against moisture, corrosion, and thermal shock.
Can be thinned using M.G. Thinner Cleaner.
Tack-free in approximately 5-7 minutes and fully cure in approximately 48 hours.
Certified UL 94 V-0 and ROHS Compliant.
Maximum constant service temperature of 200 °C [392 °F].
Validated for selective robotic coating equipment and has excellent corrosion resistance.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

MG Chemicals - 422B-340G 422B Silicone Conformal Coating, Clear, 340 gram Aerosol

ZAR 1355

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Dangerous Goods

Who Should Buy?

Product Description

Customer Questions & Answers

MG Chemicals Sealers Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Top selling Silicone Conformal Coating in {{COUNTRY_NAME}}

Product Price History

Important information

ZAR 1355

Features & Benefits

Ubuy Assurance

Fast
Shipping

Free
Return^*