Asada Iron Works
Asada Iron Works is a 120-year-old Japanese manufacturer of custom-made mixing, dispersion, and milling equipment. Headquartered in Takatsuki, it serves paint, battery, electronics, display, cosmetics, and pharmaceutical manufacturers with proprietary bead mills, mixers, and kneaders, holding top domestic market share.
- Company typePrivate
- Founded1905
- HeadquartersTakatsuki, Japan
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Asada Iron Works does
Asada Iron Works is a privately held Japanese industrial equipment manufacturer specializing in custom-made mixing, dispersion, milling, and kneading machinery. Founded in 1905 in Osaka by Asada Chojiro originally as a textile dyeing equipment maker, the company incorporated in 1953 and is now headquartered in Takatsuki City, Osaka Prefecture, with approximately 130 employees. The company designs, manufactures, and installs a broad portfolio of bead mills (including the Revo Mill, Eco Mill, Pico Mill, Nano Mill, Nano Mill Type α, and Tough Mill), media-free dispersers (Zero Mill, Despa Mill), high-speed mixers (Despa family, Low-Speed Mixer, Convert Mixer), and kneaders (Miracle KCK, Planetary Despa, Ram Press). Its core technology spans high-shear mixing, nano-level particle size reduction (down to ϕ0.03mm beads), solid-phase shear processing, and precision clearance engineering; notable proprietary mechanisms include a gap separator bead separation system, two-axis drive systems for high-viscosity materials, and a vessel-rotating centrifugal bead mill architecture.
The company sells primarily through a direct sales motion based at its Osaka headquarters, Tokyo branch in Chiba, and Nagoya sales office, supported by a Shiga Service Center opened in 2023 for BCP purposes. Revenue is generated from one-time sale of custom-built equipment plus full turnkey plant engineering (mechanical, electrical, piping), with pre-sales technical qualification conducted via free test runs using customer-supplied materials at company facilities. Pricing is quoted per order with no public list; a 15–20% price increase was announced in September 2024 effective October 1, 2024 across mixers, tanks, and dispersers. Customers span paints/inks, lithium-ion batteries and capacitors, multilayer ceramic capacitors, LCD color filters, cosmetics and pharmaceuticals, and functional materials; Asada claims top domestic market share in the mixing/dispersion field. The group operates a Chinese subsidiary (Tianjin Asada Machinery, established 1996) and, as of November 2025, transitioned to a holding company structure under ASADA Holdings Co., Ltd. Certifications include ISO 9001:2015 and ISO 14001:2015; the company reports a 73.1% equity ratio, indicating low leverage and self-funded growth.
Asada Iron Works firmographics
Firmographics- Name
- Asada Iron Works
- Legal name
- 淺田鉄工株式会社
- Website
- https://asadatekko.co.jp
- Company type
- Private
- Founded year
- 1905
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Asada Iron Works is a 120-year-old Japanese manufacturer of custom-made mixing, dispersion, and milling equipment. Headquartered in Takatsuki, it serves paint, battery, electronics, display, cosmetics, and pharmaceutical manufacturers with proprietary bead mills, mixers, and kneaders, holding top domestic market share.
- Ownership category
- akta.pro rank
Asada Iron Works industry classification
Industry- Product category
- Industrial Mixing, Dispersion, and Milling Equipment
- NAICS
- Other General Purpose Machinery Manufacturing (3339)
- SIC
- Metalworkg Machinery & Equipment (3540)
- akta.pro primary industry
- Chemical Processing Equipment (Reactors, Mixers, Agitators) (IMAHAEAA)
Keywords
Where Asada Iron Works is headquartered
LocationHeadquarters
- HQ city
- Takatsuki
- HQ country
- Japan
- HQ region
- Asia
Offices4 records
Markets served
Asada Iron Works business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Custom mixing, dispersion, and milling equipment manufacturing: The company designs and manufactures custom mixing, dispersing, and grinding machines to order (made-to-order / 受注生産). Machines include bead mills, dispersers, mixers, and kneaders. The company holds the top domestic market share in mixing and dispersion equipment. Revenue is generated through the sale of custom-built mechanical equipment.
- Total plant engineering (ターンキーエンジニアリング): Beyond individual machines, the company designs and constructs complete production lines, including installation, electrical, and piping work — offering one-stop plant delivery. This represents a significant revenue stream under their total engineering capability.
- Testing and sample evaluation services: The company offers test runs using customer-supplied materials at its facilities (Osaka and Tokyo) as part of the pre-sales process. Testing services evaluate particle size, viscosity, and other parameters using the company's measurement instruments.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Multi-year contract | Mixers, tanks, dispersers — price increase 15–20% |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels4 records
Asada Iron Works product offering
Product offeringCore offering
Asada Iron Works designs and manufactures custom-made (made-to-order) industrial mixing, dispersion, milling, and kneading equipment — including bead mills, media-free dispersers, high-shear mixers, and kneaders — primarily for Japanese enterprise manufacturers across paints/inks, lithium-ion batteries, MLCC capacitors, LCD displays, cosmetics, pharmaceuticals, and functional materials. Beyond individual machines, the company delivers complete turnkey production lines (total plant engineering covering mechanical, electrical, and piping work) and provides test/sample evaluation services on customer-supplied materials at its Osaka and Tokyo facilities.
Product overview
Asada Iron Works is a manufacturer of industrial mixing, dispersing, and kneading equipment offering a comprehensive portfolio of 21+ core product lines. The product portfolio centers on bead mills (nano dispersion machines) including Revo Mill® for ultra-micro φ0.03mm beads, Eco Mill® for micro φ0.05mm beads, Pico Mill® for micro φ0.1mm beads, Nano Mill standard and Type α models, and Tough Mill® for high-viscosity applications. Complementary product lines include media-free dispersers (Zero Mill®, Despa Mill), mixers (Despa, Cornell Despa, various dual-axis despa variants, Low-Speed Mixer, Convert Mixer), and kneaders (Miracle KCK®, Planetary Despa, Planetary Mixer, Ram Press). Products serve industries including paints/inks, batteries/capacitors, electronic components, displays, cosmetics/pharmaceuticals, and functional materials. The company also provides test machines and measuring instruments for customer trials.
Differentiator
Problem solved
Functional benefit
Products and services
- Revo Mill® (レボミル®) Ultra-micro bead ø0.03mm compatible vessel-rotating centrifugal bead mill for high-quality nano particle manufacturing with soft to hard dispersion capabilities, used in paints, batteries, electronics, and cosmetics manufacturing for nano-level particle size reduction.
- Eco Mill® (エコミル®) Micro bead ø0.05mm compatible bead mill with a separately driven rotation screen mechanism that enables energy-saving operation across a wide range of peripheral speeds and supports soft dispersion without particle damage.
- Pico Mill® (ピコミル®) Micro bead ø0.1mm compatible bead mill achieving nano-level particle manufacturing through combination of rotor shape and micro beads, with an annular structure that maximizes the high-energy zone in the dispersion area.
- Nano Mill Type α (ナノミル Type α) Next-generation disk-type bead mill launched in 2024 that achieves energy savings and production efficiency improvements for high-viscosity and high-concentration slurry processing, delivering 40% energy consumption reduction and over 3× discharge capacity versus conventional models.
- Nano Mill (ナノミル) Disk-type bead mill standard model for various industrial applications, featuring high-efficiency disks with interchangeable configurations and a gap separator bead separation mechanism for stable operation across bead sizes.
- Tough Mill® (タフミル®) High-viscosity compatible bead mill that uses a two-axis drive system with separate motors for the dispersion rotor and circulation screw, enabling continuous operation even with high-viscosity products through a unique bead circulation mechanism.
- Basket Mill (バスケットミル) Batch-type bead mill using screen separation method, enabling premixing through dispersion in the same tank for small-to-medium batch production.
- AD Mill (ADミル) Batch-type bead mill with gap separator method achieving 95%+ product recovery rate without requiring premixing.
- Zero Mill® (ゼロミル®) Continuous media-free disperser that achieves ultra-high shear velocity for processing high-viscosity products exceeding 100,000 mPa·s.
- Despa Mill / 2-Axis Despa Mill (デスパミル / 2軸デスパミル) Batch-type media-free disperser enabling easy dispersion processing for small quantities and diverse product types.
- Cornell Despa (コーネルデスパ) High-viscosity compatible dual-axis high-speed mixer optimal for thixotropic products with superior agitation capability.
- Despa (デスパ) High-speed shear-type mixer suitable for all liquid agitation, dissolution, and dispersion applications.
- Eccentric 2-Axis Despa (偏心2軸デスパ) Eccentric dual-axis mixer suitable for low to medium viscosity agitation with scraping blades for uniform mixing.
- Concentric 2-Axis Despa (同心2軸デスパ) Concentric dual-axis mixer suitable for a wide viscosity range, particularly optimal for highly thixotropic products.
- Butterfly 2-Axis Despa (バタフライ2軸デスパ) Butterfly dual-axis mixer enabling quick powder-liquid mixing and kneading processing from low to high viscosity.
- Low-Speed Mixer (低速ミキサー) Anchor-type single-axis mixer with an anchor and paddle blade combination for efficient agitation from low to medium viscosity.
- Convert Mixer (コンバートミキサー) Dry mixing system with special-shaped blades enabling short processing time for powder mixing with easy cleaning and tank transfer capability.
- Miracle KCK® (ミラクルKCK®) Continuous solid-phase shear kneader using millstone-style special blades performing compression, shear, and displacement for resin kneading, with processing below the resin melting point that reduces thermal history and suppresses resin degradation.
- Planetary Despa (プラネタリーデスパ) Planetary 4-axis kneading mixer combining 2 low-speed kneading shafts and 2 high-speed despa shafts, where planetary motion eliminates dead space and enables kneading, dilution, and defoaming in a single machine.
- Planetary Mixer (プラネタリーミキサー) Planetary dual-axis kneader enabling high-viscosity product kneading in short time, with a tank exchange system for flexible production.
- Ram Press (ラムプレス) Pressurized extrusion device enabling discharge of non-flowing high-viscosity products from tank with 99% yield.
- Total Plant Engineering (ターンキーエンジニアリング) Turnkey engineering service in which Asada Iron Works designs and constructs complete production lines beyond individual machines, including installation, electrical, and piping work — offering one-stop plant delivery for enterprise customers.
- Testing and Sample Evaluation Service Pre-sales test and sample evaluation service providing test runs using customer-supplied materials at the company's Osaka and Tokyo facilities, evaluating particle size, viscosity, and other parameters using the company's measurement instruments.
Quantifiable outcome
- 40% reduction in energy consumption (投入動力) per unit mass compared to conventional Nanomill model when reaching target particle diameter (Nano Mill Type α)
- +3 more outcomes
Companies that use Asada Iron Works
Customer profileNamed customers5 records
Segments6 records
Ideal customer profiles6 records
Asada Iron Works technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature11 records
Asada Iron Works partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- 天津浅田机械有限公司 (Tianjin Asada Machinery Co., Ltd.)coreSubsidiary established in Tianjin, China in September 1996. Located in the Dagang Town Industrial Zone,、静海区, Tianjin. Manufactures and sells mixing and dispersion equipment for the Chinese market.
Scale indicators8 records
Recent moves7 records
Expansion highlights5 records
Asada Iron Works competitors and assessment
Company assessmentDirect peers
- Hosokawa Micron: Japanese-headquartered specialist in powder and particle processing — bead mills, mixers, dryers, classifiers — serving batteries, ceramics, cosmetics, and functional materials. Closest Japan-domestic analog to Asada's product portfolio.
- NETZSCH-Feinmahltechnik: German-headquartered manufacturer of bead mills, agitators, and dispersion equipment (e.g., Discus, DeltaVita, Neos) used in paints, inks, batteries, ceramics, and pharma. Direct overlap with Asada's Revo Mill, Nano Mill, and Tough Mill lines.
- PRIMIX Corporation: Japan-based maker of high-shear mixers and dispersion equipment (including FILMIX and Homo Mixer lines) for cosmetics, food, and chemical applications. Direct Japanese competitor in the mixing/dispersion niche.
- Shinmaru Works: Japan-based manufacturer of mixing, kneading, and dispersing equipment serving rubber, plastics, paint, and chemical industries. Domestic Japanese competitor with overlapping product categories.
- Silverson Machines: UK specialist in high-shear rotor/stator mixers used in cosmetics, food, pharma, and chemical dispersion. Competes in the same high-shear mixing niche as Asada's Despa Mill and Cornell Despa products.
- Eirich: German manufacturer of intensive mixers, kneaders, and reactors for chemical, ceramic, and battery applications. Strong technology overlap with Asada's mixers and Miracle KCK kneader.
- ProXES (FrymaKoruma): Swiss-headquartered maker of wet-milling bead mills, in-line mixers, and process equipment for food, cosmetics, and chemical applications. Direct competitor in bead-mill and dispersion technology.
- IKA-Werke: German-headquartered manufacturer of dispersers, mixers, and homogenizing equipment for laboratory and industrial use. Competes with Asada in dispersion equipment for paints, cosmetics, and chemical applications.
Broad incumbents
- Coperion (formerly SPX FLOW / Baker Perkins): Global manufacturer of compounding and extrusion equipment including high-viscosity mixers and kneaders for plastics, battery, and chemical applications. Competes tangentially with Asada in kneading and high-viscosity processing.
- Bühler Group: Swiss-headquartered multi-business industrial process equipment company with a much wider portfolio (food, feed, advanced materials). Overlaps with Asada in mixing and dispersion but as part of broader plant-engineering offerings.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Asada Iron Works social profiles
Digital presenceAsada Iron Works compliance and trust
Trust signalCompliance2 records
Asada Iron Works financial estimates
Financial estimateRevenue estimate
Valuation estimate
Asada Iron Works leadership team
Management profileNumber of profiles
Profiles10 records
Asada Iron Works subsidiaries and ownership
Company hierarchySubsidiaries3 records
Asada Iron Works funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Asada Iron Works M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Asada Iron Works
What does Asada Iron Works do?
Asada Iron Works designs and manufactures custom-made (made-to-order) industrial mixing, dispersion, milling, and kneading equipment — including bead mills, media-free dispersers, high-shear mixers, and kneaders — primarily for Japanese enterprise manufacturers across paints/inks, lithium-ion batteries, MLCC capacitors, LCD displays, cosmetics, pharmaceuticals, and functional materials. Beyond individual machines, the company delivers complete turnkey production lines (total plant engineering covering mechanical, electrical, and piping work) and provides test/sample evaluation services on customer-supplied materials at its Osaka and Tokyo facilities.
Is Asada Iron Works a public or private company?
Asada Iron Works is a private company. It is classified as family owned and is currently operating.
When was Asada Iron Works founded?
Asada Iron Works was founded in 1905. It employs 101 to 250 people.
Where is Asada Iron Works based?
Asada Iron Works is headquartered in Takatsuki, Japan, in the Asia region.
How does Asada Iron Works make money?
Three revenue lines are on record. Custom mixing, dispersion, and milling equipment manufacturing is the primary driver. The others are total plant engineering (ターンキーエンジニアリング) and testing and sample evaluation services.
Who are Asada Iron Works's main competitors?
Direct peers on record are Hosokawa Micron, NETZSCH-Feinmahltechnik, PRIMIX Corporation, Shinmaru Works, Silverson Machines, Eirich, ProXES (FrymaKoruma) and IKA-Werke. Broad incumbents are Coperion (formerly SPX FLOW / Baker Perkins) and Bühler Group.
Does Asada Iron Works have an API?
No public API is recorded for Asada Iron Works.
What industry is Asada Iron Works in?
Asada Iron Works's product category is Industrial Mixing, Dispersion, and Milling Equipment. Its primary akta.pro industry code is IMAHAEAA, Chemical Processing Equipment (Reactors, Mixers, Agitators). Its NAICS code is 3339 and its SIC code is 3540.