Black Silicone Rubber Hole Plug assortment for 2.7mm to 8.5mm tubes - high temperature resistant
Close-up of silicone blanking end cap showing flexible material and precise sizing
High temp silicone tube plugs size comparison from 2.7mm to 8.5mm diameters
Silicone rubber end cap installed in tube demonstrating secure waterproof seal
Extreme close-up of small 2.7mm hole plug showing detailed construction
Heat resistance test showing silicone plug maintaining shape in high temperature
Complete set of black silicone tube plugs organized by size for easy selection

Hole Plug Silicone Rubber Blanking End Cap Tube Plugs High Temp 2.7~8.5mm Black

$1.89 USD
In stock
Diameter:

Diameter
Color:Black（solid）
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Quantity
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🖤 Silicone Hole Plugs Rubber Blanking End Caps Tube Seal Plugs

Protect your projects with premium Silicone Hole Plugs — made from high-quality, food-grade silicone rubber. Designed for superior sealing, durability, and heat resistance, these plugs are perfect for industrial and home applications. 💪

📋 Product Information

Specification Details
Model Hole Plug
Material Eco-friendly food-grade silicone rubber
Shape Solid (E = 0) / Open hole (see “E” in size chart)
Size Range 2.7mm – 8.5mm
Color Black
Temperature Resistance Up to 300°C (572°F)
Features Corrosion, UV, acid, alkali & aging resistant; flexible & long-lasting

🧰 Applications of Silicone Hole Plugs

  • Seal steel, PVC, and sewer pipes effectively
  • Protect machinery and equipment from dust and water
  • Use for painting, electroplating, or powder coating hole masking
  • Ideal for DIY repair, industrial, and automotive use

⚙️ Installation Tips for Hole Plugs

  • 📏 Measure the inner diameter of the hole before purchasing
  • Choose a plug slightly larger than the hole for a tight, secure fit
  • Ensure surfaces are clean and dry before installation

📦 Package Includes

✔️ 1 set of selected Silicone Hole Plugs (as per your choice)

💬 FAQ – Hole Plugs Common Questions

Q1: Can these Hole Plugs be used for high-temperature applications?
A1: Yes! They are designed to withstand up to 300°C, perfect for industrial or heat-intensive environments.

Q2: Are these Hole Plugs reusable?
A2: Absolutely. The elastic silicone material allows for multiple uses without losing shape or performance.

Q3: Can I use these Hole Plugs outdoors?
A3: Yes, they are UV and weather-resistant — great for both indoor and outdoor applications.

🌟 Why Choose HomeDIYer Silicone Hole Plugs?

  • ✅ High-quality food-grade silicone — safe and long-lasting
  • ✅ Withstands extreme temperatures and chemical exposure
  • ✅ Perfect fit for sealing, masking, and protection needs

Keep your systems sealed and protected with HomeDIYer’s Silicone Hole Plugs — the ideal choice for durability, flexibility, and performance. 🧡