Batom Co., Ltd 本土股份有限公司

Batom Co., Ltd 本土股份有限公司 www.greattaiwangear.com
我們期待著成為合作夥伴。
We look forward to working as partners.

Batom has been cutting gears in Taiwan since 1981. 🇹🇼Four-plus decades on the floor taught us exactly where Nadcap accre...
13/08/2026

Batom has been cutting gears in Taiwan since 1981. 🇹🇼

Four-plus decades on the floor taught us exactly where Nadcap accreditation gets tested for real — not on the certificate, but at first-article inspection, when a supplier's scope turns out never to have covered the special process your part actually needed. We've watched OEM buyers discover that gap after the PO was already signed, when it's an expensive problem instead of a quick email. So we wrote up how to read a scope properly, verify it's still current, and pressure-test a new supplier before committing a program to them.

Full qualification checklist here:
https://www.greattaiwangear.com/blog/how-to-find-qualify-nadcap-certified-gear-supplier/

How to search eAuditNet, evaluate Nadcap scope coverage, conduct supplier audits, and qualify certified gear suppliers — with a complete checklist and Taiwan supplier landscape overview.

A worn assumption carries over from ICE programs: gear noise blends into engine noise, so a little roughness in the toot...
12/08/2026

A worn assumption carries over from ICE programs: gear noise blends into engine noise, so a little roughness in the tooth form goes unnoticed. Take the engine away, and an EV gearbox has nowhere left to hide a bad gear set. 📊

Higher input speeds and a quieter cabin exposed problems our old tolerance bands never had to catch. So we rebuilt the process from the cut face out — microgeometry windows measured in single-digit microns, tighter NVH acceptance targets, and inspection gates that flag a bad set before it ships, not after a customer complaint lands on our desk.

Full engineering breakdown here:
https://www.greattaiwangear.com/blog/how-batom-reimagining-the-ev-gearbox-v2/

EV gearboxes demand unprecedented precision. Discover how Batom's 40 years of gear manufacturing expertise meets the NVH, multi-speed, and e-Axle challenges reshaping electric vehicle drivetrains.

An EV gearbox has fewer parts than an ICE transmission. That makes it harder to build, not easier — every remaining gear...
06/08/2026

An EV gearbox has fewer parts than an ICE transmission. That makes it harder to build, not easier — every remaining gear carries load and noise duty that used to be shared. ⚙️

Higher input speeds, no engine sound to mask whine, and much tighter microgeometry windows change how a gear has to be cut, ground and measured.

We walked through how our EV gearbox work is shifting: the process controls, the NVH targets, and the measurements that decide whether a set ships.

How we're rethinking it:
https://www.greattaiwangear.com/blog/how-batom-reimagining-the-ev-gearbox-v2/

EV gearboxes demand unprecedented precision. Discover how Batom's 40 years of gear manufacturing expertise meets the NVH, multi-speed, and e-Axle challenges reshaping electric vehicle drivetrains.

Half the RFQs we receive skip the three things that actually set the quote: batch size, tolerance class, and heat treatm...
05/08/2026

Half the RFQs we receive skip the three things that actually set the quote: batch size, tolerance class, and heat treatment spec. 🔧

Without them, any lead time we give you is a guess. With them, most custom gear programs land in a predictable window — and MOQ becomes a conversation rather than a wall.

We wrote down what a complete gear RFQ looks like: the drawings we need, the standards worth calling out, and where lead times actually go.

Full sourcing breakdown:
https://www.greattaiwangear.com/blog/custom-gear-manufacturing/

A practical guide to custom gear manufacturing for OEMs: what to specify, realistic lead times, how MOQ actually works, and how to structure an RFQ that produces a useful quote.

The hard part of MRO gear sourcing isn't finding a shop that can cut the part. It's finding one that can prove the part ...
30/07/2026

The hard part of MRO gear sourcing isn't finding a shop that can cut the part. It's finding one that can prove the part is what the paperwork says it is. 🔧

We see the same pattern in replacement-gear RFQs: a legacy drawing, an original supplier who no longer exists, and a fleet that needs the aircraft back. What separates a qualified MRO source from a machine shop with a hobber is certification depth, material traceability, and a reverse-engineering process that holds up under scrutiny.

We wrote down the qualification questions worth asking before you send that drawing anywhere:
https://www.greattaiwangear.com/blog/aircraft-mro-gear-sourcing-guide/

Complete guide to aircraft MRO gear sourcing: OEM vs PMA parts, FAA approval processes, quality standards, supplier evaluation criteria, and Taiwan's role in global aerospace replacement gear supply chains.

An AS9100 auditor doesn't open with your gear geometry. They open by asking which heat-treat batch a specific tooth flan...
29/07/2026

An AS9100 auditor doesn't open with your gear geometry. They open by asking which heat-treat batch a specific tooth flank came from — and they expect the answer in minutes, not days. 📊

Traceability is the part of aerospace gear supply that gets underbuilt most often. Melt lot, furnace charge, inspection record, shipping doc: break that chain anywhere and the part is paperwork-scrap no matter how well it was cut. We mapped what the documentation trail actually has to carry, how batch records get structured on the shop floor, and what "audit-ready" looks like before the auditor is standing in your plant.

Full traceability playbook:
https://www.greattaiwangear.com/blog/aerospace-gear-traceability-guide/

Complete guide to aerospace gear traceability systems: batch tracking, documentation requirements, digital solutions, and audit preparation for AS9100 and FAR Part 21 compliance.

Half the RFQs we see for prototype gears open with an apology: "I know this is a small quantity…" 🔧It doesn't need to be...
23/07/2026

Half the RFQs we see for prototype gears open with an apology: "I know this is a small quantity…" 🔧

It doesn't need to be. Prototype and small-batch runs are where tooth geometry, heat treatment and material choices actually get proven — long before a production tool is cut. The real questions are lead time, how tooling cost is amortised, and whether the shop can hold production tolerances at ten pieces.

We documented what a low-MOQ gear order actually involves, from drawing review through first-article inspection.

Full sourcing checklist:
https://www.greattaiwangear.com/blog/low-moq-gear-manufacturing-prototype-small-batch-2026/

How to order prototype and small-batch gears in 2026 — Wire EDM vs CNC hobbing vs 3D printing, cost breakdowns, quality grades, and a complete pre-quote specification checklist.

A surgical robot's wrist can travel less than a millimetre and still decide the outcome of an operation. Every bit of ba...
22/07/2026

A surgical robot's wrist can travel less than a millimetre and still decide the outcome of an operation. Every bit of backlash in the joint gear train shows up at the instrument tip. ⚙️

That's why medical robotics programs qualify gears differently than industrial ones: tighter AGMA classes, tooth profile control measured in microns, lubricant compatibility with repeated sterilisation cycles, and lifetime testing that assumes zero unplanned downtime.

We wrote up how tooth accuracy translates into positioning precision — and where most designs quietly lose it.

Full breakdown here:
https://www.greattaiwangear.com/blog/surgical-robot-gears-precision-guide/

How surgical robot gear tooth accuracy directly impacts precision and patient safety. Covers leading flagship and next-generation modular robotic platforms, ISO 1328 Grade 4-5 requirements, biocompatibility, and regulatory pathways.

We keep seeing the same gap in aerospace RFQs: teams spec the gear geometry in detail, then treat qualification as a box...
16/07/2026

We keep seeing the same gap in aerospace RFQs: teams spec the gear geometry in detail, then treat qualification as a box to tick at the end. 🔧

On a flight-control actuator gear it's the opposite — the DO-160 / MIL-STD-810 test stacks and the AS9100 + Nadcap + FAA PMA chain are what actually gate the part. Material calls like Pyrowear 53 and AISI 9310 have to line up with that path from day one, not after the drawing is frozen.

We documented the full qualification breakdown:
https://www.greattaiwangear.com/blog/aircraft-actuator-gears-design-testing-qualification/

Design requirements, material specifications, testing protocols (DO-160, MIL-STD-810), and qualification standards (AS9100, Nadcap, FAA PMA) for aircraft actuator gears across flight control, landing gear, and thrust reverser applications.

EV traction motors now spin north of 20,000 RPM — 3–4x a typical ICE engine — and a two-speed e-Axle can claw back rough...
15/07/2026

EV traction motors now spin north of 20,000 RPM — 3–4x a typical ICE engine — and a two-speed e-Axle can claw back roughly 5% of range over a single-speed setup. 📊

That's the whole reason "fewer gears, less to worry about" turned out to be wrong. Holding microgeometry and NVH targets at 20k+ RPM is a different discipline, and it's quietly reshaping which suppliers Tier 1s pre-qualify for 2027–2028 platforms.

Full 2026 ICE-to-EV transmission outlook:
https://www.greattaiwangear.com/blog/ice-to-ev-transmission-technology-2026-outlook/

From single-speed reducers to multi-speed e-Axles: how the ICE-to-EV transition is reshaping automotive transmission technology, and what gear manufacturers must do to stay competitive in 2026.

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大里區四育街45號
Taichung
41279

Opening Hours

Monday 08:00 - 17:00
Tuesday 08:00 - 17:00
Wednesday 08:00 - 17:00
Thursday 08:00 - 17:00
Friday 08:00 - 17:00

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