Lindberg
Blue M Tube
Provisional entry — research in progress
This page was generated automatically from cited public sources and hasn't completed the full research pass yet. Every specification shown carries its source; more detail is added as research completes.
What it is
General reference — not yet source-verifiedTube furnaces heat a process tube so that materials or wafers can be exposed to a controlled thermal environment while remaining isolated from the heating structure. In semiconductor and related thermal processing, tube furnaces are generally used for high-temperature steps that depend on stable temperature profiles and controlled ambient gases.
How it works
The Lindberg Blue M STF55666C-1 uses a three-zone control system for temperature management. Each zone is measured by an individual thermocouple. Each zone is controlled using a digital temperature controller. The furnace requires a customer-supplied process tube for operation.[5]
Where it fits in the process flow
General reference — not yet source-verifiedIn semiconductor process flow, a tube furnace is generally placed in thermal operations rather than in lithography or metrology. A tube furnace commonly sits after film deposition, cleaning, or loading preparation steps and before downstream inspection, etch, or additional deposition steps, depending on whether the thermal cycle is used for drive-in, anneal, oxidation, or other heat treatment.
Applications
General reference — not yet source-verifiedTube furnaces are generally used for thermal treatments that require a stable hot zone and a controlled atmosphere inside a process tube. In semiconductor and materials work, such applications can include diffusion, oxidation, annealing, dopant drive-in, curing, and other heat-driven reactions or material changes.
What do the numbers mean?
Power & electrical1
Control & software1
Configuration & options15
Vintage & configurations
Documented models & variants
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| STF55666C-1 | — | — | Three-zone tube furnace with independent digital temperature controllers; requires customer-supplied process tube. | knowledge1.thermofisher.com[5] |
| TF55030A-1 / TF55035A-1 (Mini-Mite series) | — | — | Portable single-tube furnace with Moldatherm insulation, 800 W power, split-hinge design, available with single-segment or multisegment programmable digital controller. | thermofisher.com[3] |
| HTF55322A (Split-Hinge series) | — | — | Split-hinge tube furnace with 12 in. heated zone, accepting process tubes 1 to 3 in., for horizontal or vertical use. | thermofisher.com[2] |
What does it need to run?
Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.
- Electrical Requirements (Mini-Mite)120 V or 208/240 V, 50/60 Hz[4]
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
How is temperature controlled in the HTF and STF three-zone furnaces?
The HTF and STF series use three-zone control systems. Each zone is measured by an individual thermocouple, and each zone is controlled using a digital temperature controller.[5]
Does the furnace include its own process tube?
No. The HTF and STF series furnaces require a customer-supplied process tube for operation.[5]
Not publicly documented
The following facts about the Blue M Tube are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the Blue M Tube are on record.
Answerable by: OEM historical records or a trade-press announcement
The control-system platform and OS era of the Blue M Tube are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the Blue M Tube are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the Blue M Tube is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the Blue M Tube are on record.
Answerable by: an OEM parts catalog or a service engineer
No research found yet — worked with this tool? Share what you know.
Sources & citations
Sources (5)Every fact above is drawn from these public sources
- [1]inventory listing
- [2]thermofisher.com — thermofisher.comthermofisher.com
- [3]thermofisher.com — thermofisher.comthermofisher.com
- [4]knowledge1.thermofisher.comknowledge1.thermofisher.com
- [5]knowledge1.thermofisher.com — knowledge1.thermofisher.comknowledge1.thermofisher.com
Last updated Oct 19, 2026.
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