Yüksek Sıcaklık O-Ring Kiti: Isı Düşman Olduğunda Ne Kullanılır

Yüksek Sıcaklık O-Ring Kiti: Isı Düşman Olduğunda Ne Kullanılır

Standard seals don’t survive heat. If your equipment operates over 120°C, you need better sealing materials—or risk leakage and costly failure.

A high temperature O ring kit built with Viton veya PTFE prevents downtime by resisting heat, pressure, and chemicals in extreme environments.

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This guide shows you exactly how to choose the right material, size, and kit for hot applications.

What material should you use for high temperature O rings?

O rings exposed to heat need more than flexibility—they need thermal endurance.

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Malzeme Sıcaklık Aralığı Isı Direnci Kimyasal Direnç Esneklik En İyi Kullanım
Viton -20°C ile +200°C arası ★★★★☆ ★★★★☆ Esnek Dynamic hot seals
PTFE -200°C ile +260°C arası ★★★★★ ★★★★★ Katı Static heat sealing
Silikon -60°C ile +200°C arası ★★★★☆ ★★☆☆☆ Çok yumuşak Low-pressure systems
NBR -40°C ile +120°C arası ★★☆☆☆ ★★★☆☆ Esnek Non-thermal use

Use Viton when sealing moving parts under pressure. For ultra-high temps in static equipment, go with PTFE.

Keşfedin FKM O Ring product page for more material options.

How hot can Viton O rings get before failing?

Viton handles continuous use up to 200°C (392°F).

It’s the go-to seal material in:

  • Automotive and diesel engines
  • Hydraulic systems with high-temp fluids
  • Boiler and process lines
  • Chemical plant piping

Many of our European clients in packaging machinery reported 80% fewer seal failures after switching to Viton.

For engine systems, check our Yakıt Enjektörü O-Ring Takımı.

Can you use high-temp O rings for steam sealing?

Evet, if they’re made from the right material:

  • PTFE is best for static, high-pressure steam
  • Viton works for wet steam up to 200°C

Avoid NBR in steam—it absorbs moisture and swells.

Need hot-water compatible hydraulic seals? View our Hidrolik O-Ring Takımı seçenekler.

Viton vs. PTFE: Which O ring performs better in heat?

Özellik Viton PTFE
Maksimum Sıcaklık 200°C 260°C
Esneklik Yüksek Low (rigid)
Oil/Chemical Res. Harika Üst
Dynamic Use ❌ (for static use)

In moving parts or dynamic loads, Viton wins. In chemically harsh, stationary environments, PTFE lasts longer.

Can high temperature O rings be used in hydraulic systems?

Definitely. Heat-resistant seals like Viton are common upgrades in hydraulic pumps and valves.

Neden?

  • They handle synthetic fluids
  • Maintain elasticity under load
  • Reduce failures from heat cycling

Browse our O-Ring Çeşitleri Kitleri for OEM or retrofit uses.

Need help selecting the right standard? Check our metric vs. inch kit comparison.

What’s inside our high-temperature O ring kits?

We offer 2 pre-packed kits:

Kit Türü Boyutlar Kesitler Malzeme Seçenekleri Fits Equipment Made In
382 ADET (İnç) 30 1,78–5,33 mm NBR / Viton U.S., Japan
428 ADET (Metrik) 30 1,50–3,00 mm NBR / Viton Europe, ISO/DIN-based markets

Each kit includes:

  • Durable, labeled plastic case
  • Cross-section chart
  • Ready-to-use stock for field repair

We also offer OEM kit builds with custom mix of Viton, NBR, and PTFE.

Çözüm

High-temperature O ring kits extend uptime in hot, high-pressure applications. Viton and PTFE seals give you sealing confidence—even when heat is the enemy.

Request a Quote or OEM Support

📩 E-posta: [email protected]
📱 WhatsApp: +86 17622979498

Related topic

High-Temperature Sealing: How to Prevent Failures in Extreme Conditions?
FKM O-Ring vs. NBR O-Ring: Which Is Best for Your Application?
O-Ring Kiti: Endüstriyel ve Otomotiv Uygulamaları için En İyi Seçim Hangisidir?



İnsanlar Ayrıca Soruyor

1. What’s the difference between NBR and Viton temperature limits?
NBR tops out at 120°C; Viton lasts up to 200°C.
2. Can I combine Viton and NBR in one kit?
Yes, mixed-material OEM kits are available.
3. Do you offer PTFE kits for ultra-high temps?
Yes, on custom request. We build PTFE kits for static sealing.
4. Is your high-temp kit available in both inch and metric sizes?
Yes. Both variants include 30 common sizes.
5. Are these kits suited for engine, pump, and boiler use?
Absolutely—especially the Viton kits.
6. What’s the shelf life of Viton O rings?
Up to 10 years when stored correctly.
7. Do you support international orders and private labels?
Yes. Global shipping and OEM branding supported.
8. What industries use your high-temp O ring kits?
Automotive, oil & gas, chemical processing, HVAC, and food packaging.

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