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Expanding industry with heat & sensing — BH SEMICON high-performance heater and sensor solutions

Products

The right heater for your process,
starting with the material

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Design Capability

More zones,
a wider technology gap

Temperature uniformity across the wafer is decided by the heating circuit design. BH SEMICON designs and builds the zone count and heating pattern your process needs, from 1 zone to 15+ zones.

1 ZoneSingle zone
2 8 15
15 Zone +High-density multi-zone

From a single zone to high-density layouts of 15+ zones — we design and build any zone count, shape and power density your specification requires.

Production examples — 2 · 8 · 15 zones

2 Zone

Standard layout with independent inner and outer control for baseline temperature uniformity

8 Zone

Precision layout split by radius and angle to compensate even local heat loss

15 Zone +

High-density layout with fine-grained control across the wafer. We also design and build 15+ zones

Ultra-fine circuit forming

Korea's only ultra-fine circuit forming technology creates precise heating patterns on ceramics. Fine control of line width and spacing lets us distribute power density freely.

Plating + printing, two processes

We developed and run both our own plating and printing processes, and choose the best one for your operating temperature and precision requirements.

Thermal simulation · laser trimming

We design heating circuits with thermal simulation, then laser-trim each segment's resistance to target and control it to 3σ. The design value becomes the product's performance.

Manufacturing

From pretreatment to final inspection,
11 in-house process steps

See our process
Pretreatment equipment
01Pretreatment
Plating line
02Plating line
Circuit forming process
03Circuit forming
Circuit inspection
04Circuit inspection
Printing process
05Printing
O/G printing process
06O/G printing
Heat treatment equipment
07Heat treatment
Laser trimming equipment
08Laser trimming
Soldering process
09Soldering
Brazing process
10Brazing
Assembly and final inspection
11Assembly · final inspection
BH Family

Part of the BH Group

Together with our affiliates, including global FPCB leader BH, we create synergy across materials, components and modules.

Talk to us about your heater project

Tell us your process conditions and we'll review everything with you, from material selection to zone design.

Request a Quote