Heat-Resistant Silicone Rubber (HT Series)

Solid Silicone Rubber — Heat-Resistant (HT)

Heat-Resistant Silicone Rubber (HT Series)4030HT / 5030HT / 6030HT / 7030HT (250 °C); 4032HT / 5032HT / 6032HT / 7032HT (300 °C)
Silicone Rubber

Overview

Heat-resistant HTV silicone rubber in two grades: X030HT (250 °C service, transparent slightly yellow) and X032HT (300 °C service, milky white with slight red). Excellent electrical insulation and aging resistance. Shore A 40–70.

Request a Quote Download TDS / SDS

Key Features

  • Continuous service to 250 °C (X030HT) or 300 °C (X032HT)
  • Excellent electrical insulation and aging resistance
  • Hardness: 40–70 Shore A
  • Peroxide and platinum (addition) cure available
  • Halogen-free, RoHS, REACH compliant

Applications

  • Steam iron sealing parts
  • High-temperature air filters and ovens
  • High-temperature vulcanized tubing
  • Exhaust and fume hoods
  • Boiler and appliance seals

Technical Snapshot

Product Code4030HT / 5030HT / 6030HT / 7030HT (250 °C); 4032HT / 5032HT / 6032HT / 7032HT (300 °C)
CategoryHTV — Solid Silicone Rubber
SubcategorySolid Silicone Rubber — Heat-Resistant (HT)
Cure SystemPeroxide (C-8A, 0.6%) or Platinum, 175 °C × 5 min, post-cure 200 °C × 4 h
Packaging20 kg carton, inner plastic liner bag

Full technical data (TDS) and safety data (SDS) sheets are available on request. Detailed hardness, viscosity and mechanical parameters are provided during quotation.

Solution Positioning

For long-term high-temperature service in appliances, industrial ducting, and thermal seals.

Served Industries

  • Home Appliances
  • Industrial HVAC
  • Thermal Seals
  • Ovens & Boilers
Related grades

You may also consider

RH-AB Series

Antibacterial Liquid Silicone Rubber (RH-AB Series)

Platinum-cured LSR with built-in antibacterial additives — >99% kill rate against E. coli, S. aureus…

RH-AS Series

Antistatic Liquid Silicone Rubber (RH-AS Series)

Platinum-cured LSR with permanent antistatic properties. Surface resistivity 10⁶–10⁹ Ω, preventing d…

6250FV-30 / -40 / -50 / -60 / -70 / -80

Disulfide-Free Liquid Silicone Rubber (6250FV Series)

Two-component (A/B), platinum-cured LSR formulated without free disulfides, suitable for baby and in…

Need Heat-Resistant Silicone Rubber?

Tell us your target hardness, cure system, volume and regulatory requirements — we'll match the right grade and send a quotation within 24 hours.