Used Epitaxy Susceptor for Epi Reactor

How Much Does a Used Epitaxy Susceptor Cost in 2026?

Used epitaxy susceptors trade at $1,000–$8,000 in 2026 depending on wafer size, coating type, and tool-specific geometry. 200mm SiC-coated graphite susceptors for Applied Materials Centura Epi run $1,200–$3,500 used. 300mm susceptors for ASM Epsilon 3200 systems trade at $3,000–$8,000 — roughly 40–60% below new OEM list price of $7,000–$18,000. Uncoated or partially decoated susceptors should be priced at $400–$1,000 and treated as cores for recoating, not drop-in replacements.

New OEM lead times for Centura Epi susceptors run 12–20 weeks from SGL Carbon or Tokai Carbon. Used/refurbished parts cut lead time to 2–4 weeks. Susceptors with more than 200 epi run cycles or visible pitting on the wafer seating pocket are at end of life and unsuitable for production — verify cycle count before purchase.

Epitaxy Susceptor Specifications and Compatible Tools

| Parameter | Typical Values | |-----------|---------------| | Material | ISO-molded graphite, SiC-coated or PyC-coated | | Wafer size | 150mm, 200mm, 300mm | | Temperature rating | Up to 1,250°C (Si epi); up to 1,650°C (SiC epi) | | Flatness tolerance | ±0.1mm across pocket | | Coating thickness | 50–200μm SiC or PyC | | Purity | <5 ppm metallic impurities (SEMI-grade graphite) |

Compatible tools: Applied Materials Centura Epi (200mm, 300mm), ASM Epsilon 2000/3200 (200mm/300mm), Aixtron CCS (150–200mm), Veeco TurboDisc K465i (150–200mm GaN). Compatibility warning: ASM Epsilon 2000 susceptors are NOT compatible with Epsilon 3200 systems — the pocket geometry and rotation pin locations differ. Part numbers EP2000-SUSC vs. EP3200-SUSC must match exactly.

What to Check Before Buying a Used Epitaxy Susceptor in 2026

1. SiC coating integrity: Inspect under UV light for delamination or pinholes. Patches of exposed graphite >1mm² indicate coating failure — reject for production use. Recoating service adds $400–$800 but restores the susceptor to spec.
2. Pocket surface flatness: Measure with a laser profilometer or optical flat. Wafer-seating pocket must be flat to ±0.1mm; warped pockets cause non-uniform temperature distribution and epi thickness variation of >2%.
3. Cycle count verification: Request the process history or wafer run log. Susceptors from 2010–2020 production runs in Si epi tools average 50–150 run cycles/year. Above 200 cumulative cycles, request a weight-loss measurement — graphite loss >3% from original weight indicates erosion.
4. Contamination check: TXRF or SIMS analysis for metallic contamination >10 ppb Fe, Ni, or Cr disqualifies a susceptor for device-grade wafers. Ask for the last characterization report.
5. Dimensional verification: Compare OD, ID, and pocket depth against OEM drawing. Graphite creep at high temperature can cause >0.5mm dimensional drift after 100+ cycles; measure before assuming fitment.

Frequently Asked Questions

How many runs can I expect from a used epitaxy susceptor? A well-maintained used susceptor typically delivers 50–150 additional runs from purchase, depending on coating condition and process chemistry. SiC epi applications are far more aggressive than Si epi — expect 30–60 runs before recoating vs. 100–200 for Si epi.

SGL Carbon vs. Tokai Carbon susceptors — is there a meaningful difference? Both supply SEMI-grade graphite with comparable purity (<5 ppm metals). SGL Carbon's EK10 grade is favored for high-temperature SiC epi; Tokai's G347 grades are standard in Si epi Centura tools. For used parts, match the OEM's specified grade on the BOM — don't substitute.

Can I recoat a used susceptor instead of buying new? Yes — recoating with SiC CVD from suppliers like Poco Graphite or Entegris costs $400–$900 and restores a worn susceptor to near-new performance, provided the graphite substrate has no structural damage. Typically cost-effective if the core is sound and within dimensional tolerance.

What epi tools are hardest to source susceptors for? Aixtron CCS and Veeco TurboDisc susceptors are the hardest to find used — low installed base means limited secondary market supply. Lead times for used units can reach 6–8 weeks. Centura Epi susceptors are the most liquid, with consistent secondary market availability.

Last updated: May 2026. Pricing reflects current 2026 secondary market conditions. Request a quote for current availability.