Apply PTM7950 Singapore

What Is PTM7950?

PTM7950 is a phase-change thermal interface material developed by Honeywell. It ships as a thin solid pad at room temperature. When the CPU or GPU reaches operating temperature (~45–52°C), the pad transitions to a viscous, paste-like state — conforming tightly to both surfaces to eliminate air gaps and maximise heat transfer.

Thermal conductivity is rated at ~10–13 W/m·K, but real-world performance frequently rivals high-end pastes due to superior surface conformance. PTM7950 is one of the preferred options at BreakFixNow for laptop overheating repair — its 5+ year lifespan and clean application make it ideal for professional servicing.

Pricing

Service	Time	Price (SGD)
PTM7950 – Laptop CPU	45–90 min	From $60
PTM7950 – Desktop CPU	30–60 min	From $55
PTM7950 + GPU Thermal Service	2–3 hrs	From $100

PTM7950 vs Thermal Paste

Feature	Thermal Paste	PTM7950 Pad
Lifespan	2–5 years	5+ years
Application	Spread manually	Cut to size, place
Electrically Conductive?	No	No — safe
Performance	4–14 W/m·K	~10–13 W/m·K
Cost	From $40	From $55

Who Is PTM7950 Best For?

• Laptops being professionally serviced — longer lifespan means fewer return visits
• Devices with uneven heatsink contact — phase-change compensates better than paste
• Set-and-forget solution — 5+ years without degradation
• GPUs — non-conductive and safe around exposed capacitors, unlike liquid metal

Our Process

1. Temperature Check — Baseline logged to confirm TIM is the root cause.
2. Disassembly — Heatsink carefully removed following model-specific procedures.
3. Old TIM Removal — Previous compound fully removed with 99% IPA and lint-free applicators.
4. PTM7950 Sizing — Pad cut to exact die dimensions for the specific CPU or GPU model.
5. Pad Placement — PTM7950 placed on die. No spreading required.
6. Reassembly & Torque — Heatsink remounted with correct and even torque.
7. Stress Test — Full load run to complete the first phase-change cycle. Improvement confirmed and logged.

Note: PTM7950 reaches peak performance after the first full heat cycle. Temps may be slightly higher on first boot, then drop once the pad has melted and re-solidified.

Comparing Your Options

• Thermal Paste — 4–14 W/m·K · From $40 · 2–5 yr life · Most devices
• Liquid Metal — 70–80 W/m·K · From $70 · Expert only · High-TDP
• PTM7950 ← Here — ~10–13 W/m·K · From $55 · 5+ yr life · Professional repairs

Not sure which is right? See our Thermal Paste vs Liquid Metal vs PTM7950 guide.

FAQ

Related Services: Laptop Overheating Repair | Apply Liquid Metal | Thermal Paste Application | Laptop Cleaning | GPU Repair