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PRODUCTS

Specializing in the production of highquality silicone rubber products

PRODUCT

Specializing in the production of highquality silicone rubber products

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Detail

Silicone foam insulation tube

Our Insulation Foam Silicone Tube, a revolutionary product for industrial and automotive applications demanding exceptional thermal insulation. Our silicone tube incorporates foam insulation for maximum heat resistance, making it the go-to solution for hot fluid transfer, engine exhaust systems, and various heat-sensitive equipment. Its flexible design ensures seamless integration into various setups

Product Features

• Silicone insulation tube is environmentally friendly silicone pipe, non-toxic, odorless;

• It has excellent heat resistance to air aging, ozone resistance, etc.

• Strong insulation performance, small compression, good elasticity;

• Mainly in the air conditioning temperature protection and other aspects;

• Placed at room temperature unchanged yellow, no spray, no white, no fading,

• Long-term water without scale, in line with environmental ROHS2.0, FDA and other certifications.

Application

Baby Daily Necessities	State Grid	BS/COM/ESS	Optoelectronics industry
mechanical seal	New energy vehicles	Home appliance	Sports equipment

Parameters

Product Features

• Silicone insulation tube is environmentally friendly silicone pipe, non-toxic, odorless;

• It has excellent heat resistance to air aging, ozone resistance, etc.

• Strong insulation performance, small compression, good elasticity;

• Mainly in the air conditioning temperature protection and other aspects;

• Placed at room temperature unchanged yellow, no spray, no white, no fading,

• Long-term water without scale, in line with environmental ROHS2.0, FDA and other certifications.

Application

Baby Daily Necessities	State Grid	BS/COM/ESS	Optoelectronics industry
mechanical seal	New energy vehicles	Home appliance	Sports equipment

Product Detail

Food Grade Silicone Foam Insulation Tube | FDA | Thermal Insulation | Yutian

Yutian · Three factories one chain – from raw silicone to finished foam insulation tube

Food Grade Silicone Foam Insulation Tube

FDA & GB 4806.16 certified · Thermal insulation · Anti‑scald & freeze protection

✓ Food processing equipment✓ Drinking water lines✓ Beverage & dairy machines

Food contact safe-40°C to +200°CThermal conductivity ≤0.08 W/m·KClosed cell · waterproofNon‑toxic · odorless

Anti‑scald & freeze protectionSmooth surface · easy cleanOil & chemical resistantFree samples

Three factories · Full industry chain synergy

🧪

Guilin Yutian

Silicone raw material

⚙️

Dongguan Huahong

Compounding & auxiliaries

🏗️

Dongguan Yutian

Foaming & extrusion finishing

Raw materialCompoundingFoaming extrusionFinished tube

Why Yutian food grade silicone foam insulation tube

🍽️

Certified food contact – FDA & GB 4806.16

Non‑toxic, odorless, safe for direct food/drinking water contact

Made from premium food grade silicone foam. No harmful substances, no taste transfer. Approved for use in food plants, beverage machines, and water dispensers.

→ Fully compliant for food industry

🔥

Excellent thermal insulation & anti‑scald

Thermal conductivity ≤0.08 W/m·K · prevents heat loss and burns

Closed cell foam structure provides superior insulation. Keeps hot water lines hot and cold lines cold. Protects users from scalding.

→ Energy saving, safer operation

🌀

Soft, resilient & durable

Compression set ≤15% · no shredding, no crumbling

Flexible and easy to install. Returns to shape after compression. Does not crack or shed particles – keeps equipment clean.

→ Long life, low maintenance

🌡️

Wide temperature & aging resistance

-40°C to +200°C · resists hydrolysis and aging

Stable under extreme heat and cold. No hardening, no yellowing, no cracking over time.

→ Suitable for hot filling, freezing, and sterilization

🧼

Smooth, easy‑clean surface

Anti‑mold, anti‑moisture, grease & chemical resistant

Non‑stick surface resists oil, grease, and acidic foods. Easy to wipe clean – no bacterial trap.

→ Hygienic, meets food safety standards

📏

Fully customizable

ID 3‑100mm · wall 2‑25mm · density 0.25‑0.65 g/cm³

Custom sizes, colours, and hardness. Low tooling fee, fast sampling. Free samples for stock sizes.

→ Tailored to your equipment

Technical specifications & custom range

Parameter	Standard range	Custom range
Material	Food grade silicone foam (closed cell)
Food contact standard	GB 4806.16-2025, FDA	Third‑party test reports
Inner diameter (ID)	6 – 60 mm	3 – 100 mm
Wall thickness	3 – 15 mm	2 – 25 mm
Density (g/cm³)	0.35 – 0.55	0.25 – 0.65
Hardness (Shore C)	15 – 30	10 – 40
Temperature range	-40°C to +200°C	Extreme environment formula
Thermal conductivity	≤0.08 W/(m·K)	Optimizable
Tensile strength	≥3.0 MPa	Up to 4.5 MPa
Elongation at break	≥250%	—
Compression set (70°C×22h)	≤15%	Optimizable to ≤10%
Colour	White / translucent / grey	Custom colours
Certifications	GB 4806.16-2025, FDA, RoHS, REACH, SGS test reports

Key features at a glance

🧊

Thermal insulation

Low thermal conductivity, anti‑scald & freeze

🍃

Lightweight & soft

Easy to install, high resilience

🧼

Easy clean

Smooth surface, oil & grease resistant

🌡️

Wide temperature

-40°C to +200°C, aging resistant

Typical applications

🏭

Food processing equipment

Filling machines, sealers, heating line insulation

💧

Drinking water lines

Water dispensers, reverse osmosis systems, hot water pipes

🧋

Beverage & dairy machines

Bubble tea machines, coffee machines, milk chillers

❄️

Cold chain

Refrigeration piping, freezer insulation

🧴

Cosmetic & water purification

Filler hoses, water treatment lines

🍼

Baby & nursing products

Bottle warmers, constant temperature devices

Made to your specification

Custom ID 3‑100mm, wall 2‑25mm

Density 0.25‑0.65 g/cm³

Hardness 10‑40 Shore C

Closed cell / open cell structure

Any colour (Pantone)

Low tooling fee for non‑standard sizes

🎁 Cooperation benefits

📦

Free samples

Stock sizes free (shipping cost applies)
Test insulation & food safety

🎨

Custom development

Sample in 5‑7 days for custom specs
Low MOQ for trials

⚡

Fast delivery

Stock 2‑4 days · custom 7‑10 days
Expedite available

Certifications & quality

📜

GB 4806.16 / FDA

Food contact

Certified

🔬

SGS tested

Material safety

Report ready

🏭

ISO 9001

Quality system

Certified

⭐ National High‑tech Enterprise | 🏭 20+ years food grade foam experience

Customer feedback

“Yutian's food grade foam insulation tube is used in our hot water dispensers. It meets FDA standards, provides excellent anti‑scald protection, and stays clean – no odor, no shedding. Very reliable.”

— Purchasing Manager, Zhejiang Food Equipment Company

Frequently asked questions

Is this insulation tube certified for direct food contact?

Yes. It meets GB 4806.16-2025 and FDA standards. Non‑toxic, odorless, safe for drinking water and food contact.

How effective is the thermal insulation?

Thermal conductivity ≤0.08 W/(m·K). Excellent for preventing heat loss, scalding, and freezing.

What temperature range can it handle?

Continuous -40°C to +200°C. No hardening, no cracking. Suitable for hot filling and freezing environments.

Does it shed particles or crumble over time?

No. It is durable and does not shred or crumble, keeping equipment clean.

Is the surface easy to clean? Does it resist oil?

Yes, smooth surface resists oil, grease, and acidic foods. Wipe clean easily – prevents mold and bacteria.

Can you customise size and density?

Absolutely. ID 3‑100mm, wall 2‑25mm, density 0.25‑0.65 g/cm³. Free samples for stock sizes.

Need food grade foam insulation tubing for your food or beverage equipment?

Contact Yutian for free samples, food contact test reports, and custom solutions.

Request a quote →

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