Food grade silicone sealant is a non-toxic form of silicone-containing no chemical fillers or by-products, making it suitable for food use. This is relatively safer than typical plastic glue to bond a broken plastic material. There are multiple sealants suitable for food use that offer safer options and much better storage life.
What is The Best Food Grade Silicone Sealant?
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1. Silicone RTV 4500 Food Contact Safe High Strength Silicone Sealant – Editor’s Choice
- Food Contact Safe 350F high...
- Impervious to all weather...
Paid Links / Last update on 2020-12-09
This food-grade adhesive fulfills specifications for non-slump silicone coating endorsed by NSF that has great durability to extreme and harsh temperature, moisture, ozone, vibration, and weather. The temperature range for this product is -62F to 350F, exceeding to 450F where it is considered safe for prolonged contact with food.Food Contact Safe
Efficient Use
This adhesive has an efficient size of a good amount of the silicone when applied so you don’t feel ripped off just getting 2-3 uses out of it like those small or medium tubes of glue. It’s easy to use, and crystal clear to perfect that lasts for long and makes your food safe from contamination.
Fast Set and Cure Time
Overall
This Food Grade Silicone Sealant might be the best choice for a sealant that can withstand harsh weather conditions and extreme temperatures. This is a good feature when you’re considering using the sealant for your food containers that are stored in cold and changing temperatures.
- Bonds to most surfaces
- Excellent for sealing or creating gaskets
- Weatherproof
- The cap often fall apart
2. LavaLock Black Food Safe BBQ Adhesive – Amazon’s Choice
- FOOD CONTACT SAFE - Meets...
- HIGH TEMP - Black color 450F...
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The formulation meets FDA standards for food contact, ensuring that the adhesive is safe around foo, and even occasional touch with food. It can be a great fix for OEM brands that appear to be clogged or seal up. This is also self-curing which needs little attention when applying the adhesive.Food Contact Safe
All Rounder for High-Temperature Application
This adhesive is the all-rounder in sealing your smoker frame, cooking chamber trays, and doors while sealing flanges cracks and gaps. It sticks gaskets to your smoker or cooker barbecue and seals fireboxes that can withstand up to 450F temperature.
Easy and Convenient Use
Overall
LavaLock Black Food Safe BBQ Adhesive might be the perfect choice in sealing materials exposed in high temperature, this makes it an all-rounder in sealing outdoor bondings, specifically for sealing lids and fireboxes. However, you might have to watch out for the odor that can last for days and the melted adhesive it might produce.
- Good for outdoor use
- Resistant to high temperatures
- Can be used for multiple applications
- Emanates a foul odor

3. CRC 03040 Food Grade Silicone – Best Aerosol Food Grade Sealant
- Food processing & handling...
- VOC Content: 60%
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This sealant is most appropriate to use on food processing and handling equipment. It has a multi-purpose thin and dry film silicone adhesive that forms a colorless, odorless film, not attracting dust and dirt from the product. In most metal and non-metal applications, it greases and prevents the steel without affecting cured surfaces, or leaving marks or smudges.Food Contact Safe
Environmental Friendly
This product was labeled as an environmentally preferable product (EPP) by the manufacturing company because it has one or more ecologically preferable attributes that keep your environment safe as you use it and the people surrounding you.
Non-Stick Adhesive
Overall
This aerosol adhesive might be the best spray silicone caulk that you can buy in the market. The aerosol can be sprayed from different angles and it is convenient to use while offering the versatility of use and durability to different bonding materials. Plus it’s an environmentally friendly formulation, a feature that you might want to consider when looking for a food-grade sealant.
- Excellent release and parting agent
- Nontoxic
- Odorless
- Resists moisture
- Not found
4. DAP 08660 Commercial Kitchen 100% Silicone Sealant- Best for Your Kitchen
- Adhesives & Sealants
- Country of manufacture: United...
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This DAP commercial kitchen 100 percent silicone adhesive is a chemical-curing one-component material suitable for sealing in commercial kitchens and is approved for food areas and environments. It provides a durable, waterproof seal with limited slippage. It provides stability in the long term and outstanding adhesion.Food Contact Safe
Wide Application
This sealant is ideal for caulking and sealing: Backsplashes, sinks, fixtures, countertops. It is also good at repairing glass, ceramics, woods, porcelain, and most metals, plastics, and rubbers, and painted surfaces.
Stylish and Smooth Cartridge
Overall
DAP commercial kitchen 100 percent silicone might be the best choice in kitchen use, it’s safe near food areas with a wide variety of applications. It produces a smooth and stylish finish in long term adhesion.
- Shockproof and shrink-proof
- Flexible
- 100% waterproof
- Meets FDA Rag 21 and CFR 177.2600
- Higher price point
5. ASI Silicone Sealant 100% RTV – Best for Different Environment Conditions
- 100% RTV Silicone is a...
- one-part, moisture-curing RTV...
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This sealant is a UL & NSF Recognized 100 percent RTV Silicone. It is a one-part, liquid-curing room temperature silicone-vulcanizing, that cures a solid, silicone rubber and retains long-term durability and versatility. This silicone is an anti-slump adhesive and can be adhered to without flowing or sinking to vertical or overhead surfaces.Food Contact Safe
Outstanding Environment Condition Resistance
This silicone sealant has outstanding environmental resistance to ozone, ultraviolet radiation, freeze-thaw, and airborne chemicals. It can be adhered to surface temperatures from -18 ° C to +50 ° C and withstand constant curing in operating temperatures.
Versatile and High Performance
Overall
ASI Silicone Sealant might be the best sealant that can withstand different temperature conditions, especially in harsh weather. It promises versatility and high-performance bonding. However, it is accounted that this sealant cannot go near food areas for it might not be safe and may not be a food-grade sealant.
- Mildew and mold resistant
- VOC compliant
- No mixing or additives needed
- Long term and permanent bond
- It seems to start setting up fairly quickly
6. Kason 3700 Series Rubbaseal Silicone Sealant – Great Innovative Solution
- Premium grade, fully certified...
- Waterproof adhesive bonds...
Paid Links / Last update on 2020-12-09
Kason silicone grade food is an adhesive of premium class, board accredited silicone grade food. It is a 100 percent silicon product with little or no extenders and is approved on food grade by the National Science Foundation Case of the United States of America. This silicone is a waterproof ADC that supports leaks better than generic Saelens.Food Contact Safe
Cold and Heat Temperature Resistant
The sealant is resistant to cold and hot temperatures from minus 62 to two hundred and four degrees Celsius, Kason silicon can be applied vertically, horizontally or sideways and does not degrade when applied. It is available in aluminum to complement surfaces in stainless steel.
Stronger Formulation
Overall
Kason 3700 Series Rubbaseal Silicone Sealant might be the best food-grade Silicone applicable in a wide variety of applications. It has a formulation that dries without soggy bonding, plus its premium grade and water-resistant that you need to consider most when buying a sealant.
- Can seal large areas
- Easy to apply
- Premium grade
- Strong hold
- Not found
FAQ
Is silicone sealant safe for food?
Silicone sealants don’t really react with food or drink or create any dangerous fumes. It is heat-resistant and safe for the fridge and the oven. It does not change flavors or release odors which could affect the quality of the food.
What is the difference between food-grade silicone and regular silicone?
There are a number of accepted ingredients that can be found in a silicone grade of food if it has an element not on the list then it can not be listed as a grade of food. Yes, many multipurpose silicones are food grade and the regular silicone does not contain these ingredients.
What is food grade silicone?
Food grade silicone is a non-toxic form of silicone with no chemical fillers or by-products, making it suitable for food and consumer use. Food grade silicone is basically safe to use because of its durability, non-porous surface area, and resilience.
Is silicone sealant safe for drinking water?
Yes, Caulking silicone is safe for drinking water. Silicones do not wash off in the water. Also, the stronger the humidity the better for silicone to cure. Silicone sealants are cured from moisture and effectively in wet areas.