⚫ Black Silicone Hole Plug - Blanking End Cap & Tube Seal Bung Inserts (10~29mm)
Introducing our premium Black Silicone Hole Plug – the ultimate solution for reliable hole blanking, tube sealing, and equipment protection. These 10~29mm seal bung inserts combine durability and flexibility to meet all your industrial and household sealing needs.
📋 Key Info About Black Silicone Hole Plug Inserts
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Model: Black Silicone Hole Plug
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Material: Environmentally friendly food-grade silicone rubber
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Available Shapes: Solid (E = 0) or Open Hole (opening size see "E" in specification table)
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Size Range: 10mm ~ 29mm
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Color: Black
📏 Black Silicone Tube Seal Bung Specification Chart
| Plug Size |
Shape Option |
Opening Size "E" (Open Hole Type) |
Recommended Hole Diameter |
| 10mm |
Solid / Open Hole |
5mm |
9.5mm ~ 9.9mm |
| 15mm |
Solid / Open Hole |
8mm |
14.5mm ~ 14.9mm |
| 20mm |
Solid / Open Hole |
12mm |
19.5mm ~ 19.9mm |
| 25mm |
Solid / Open Hole |
16mm |
24.5mm ~ 24.9mm |
| 29mm |
Solid / Open Hole |
20mm |
28.5mm ~ 28.9mm |
✨ Standout Features of Black Silicone Blanking End Cap
- Strong corrosion resistance for long-term use in harsh environments
- Excellent acid and alkali resistance to handle chemical exposure
- High temperature resistance (up to 300°C short-term, 250°C continuous)
- UV resistance to prevent degradation under sunlight
- Anti-aging properties ensuring extended service life
- Superior high and low temperature tolerance for versatile applications
- Soft, elastic material for tight, leak-proof sealing
- Food-grade safety for applicable food-contact scenarios
🔧 Versatile Uses of Silicone Hole Plug Seal Bungs
Our Black Silicone Hole Plug Inserts are perfect for:
- Sealing sewer pipes and drainage systems
- Waterproofing and dustproofing steel pipes
- Protecting automated machinery and equipment openings
- Blocking holes during spray painting and electroplating processes
- Sealing tube ends in industrial and household settings
- General purpose hole blanking for equipment maintenance
📦 Order & Shipping Details for Black Silicone Plug
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Package Including: As per your selected quantity/options
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Payment Method: PayPal only – fast, easy, and secure
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Shipping Address: We only ship to your Shopify address; please ensure it’s 100% accurate
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Processing Time: Items ship within 2 business days after payment confirmation (via Air Mail)
🔄 Return Policy for Silicone Hole Plug Inserts
- Electronic components are non-returnable
- Full refund available upon receipt of the original item (return shipping paid by buyer)
- If unsatisfied with your purchase, please return within 7 days for replacement or refund
- Contact our customer service before initiating a return
💬 Feedback & Support for Black Silicone Seal Bung
Feedback is crucial to us! If you’re satisfied with your Black Silicone Hole Plug, we’d greatly appreciate a positive review. For any concerns, please contact us immediately before leaving neutral/negative feedback – we’re committed to resolving issues to your satisfaction.
❓ FAQs About Black Silicone Hole Plug Blanking End Cap
Q: How do I choose the right size of Black Silicone Hole Plug?
A: Measure the inner diameter of your hole accurately, then select a plug size slightly larger (refer to the "Recommended Hole Diameter" column in our specification chart for guidance).
Q: What’s the difference between solid and open hole Silicone Seal Bungs?
A: Solid (E=0) plugs offer full sealing, while open hole versions have a pre-sized opening ("E") to accommodate wiring/tubes while maintaining partial sealing.
Q: Can these Black Silicone Plug Inserts be used outdoors?
A: Yes! They feature UV resistance and anti-aging properties, making them durable for outdoor applications.
Q: Is the shipping address limited to Shopify registered addresses?
A: Yes, we only ship to your Shopify address to ensure order security – please double-check its accuracy before purchasing.
Q: Are these Silicone Hole Plugs safe for food-related equipment?
A: Absolutely! They’re made of food-grade silicone rubber, suitable for food-contact scenarios.
Q: How long does shipping take after payment?
A: We process and ship orders within 2 business days via Air Mail – delivery times vary by location.
