What Buhmwoo Co., Ltd. does

Buhmwoo Co., Ltd. (범우연합), founded in 1973 and headquartered in Seocho-gu, Seoul, is a privately held Korean specialty-chemical group organized into five business divisions: Automotive & Machinery, Steel Industry, Adhesion & Coating, R&D (BIT Buhmwoo Research Institute), and Consumer Goods (via subsidiary Vex Intercorporation). Its core industrial offering comprises water-soluble cold rolling oils, temper rolling oils, steel rust prevention oils, cutting fluids, drawing oils, and ESTER-based flame-retardant hydraulic fluids, sold under direct technical-sales contracts to major Korean steel and automotive manufacturers — POSCO, Hyundai Steel, Hyundai Motor (Korea, India, Chongqing), Hyundai Wia, and SK Siltron are documented customers and award-winners. The company supplies these customers through three domestic manufacturing plants (Yangsan, Pohang, Siheung/Shihwa), the KOLAS-accredited BIT research institute in Hwaseong, and five overseas subsidiaries in China (BWK/BWL, including a Kunshan plant), Vietnam (VBC), India (YBI, delivering on-site CMS and WMS services), Indonesia (BWI), and Mexico (BWA), plus an adjacent hydroponic-farming subsidiary (GCL Farm, established 2018).

The commercial model blends B2B direct sales of industrial lubricants (multi-year contracts, no public pricing) with consumer products distributed via retail channels — notably WD-40 multi-purpose lubricant under Korean distribution rights and vegeAQUA alkaline ionized-water fruit/vegetable wash (with Baby vegeAQUA and Kitchen vegeAQUA variants) sold via retail and international outlets such as KORYO MART in Singapore. Government-validated technology designations include Current World-Class Product status for water-soluble cold rolling oil (2018), two Next-Generation World-Class Products, and an eco-certification portfolio spanning LOHAS, Environmental Mark, and Green Product of the Year. Revenue is not publicly disclosed; the company is family/management-controlled (chairman Kim Myung-won, president Kim Chung-woo), with no outside investors, no public listing, and recurring awards (Long-Lived Enterprise 2021, Hyundai Steel excellent supplier 2024-2025, KS-QEI #1 for WD-40 four consecutive years through 2025) anchoring sustained operating credibility.

Name

Buhmwoo Co., Ltd.

Legal name

범우연합 (Buhmwoo Union)

Website

https://buhmwoo.com

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

11–50 employees

Short description

Buhmwoo Co., Ltd. (범우연합) is a privately held Korean specialty-chemical manufacturer producing industrial lubricants (cold rolling oils, rust preventives, cutting fluids, hydraulic fluids) and eco-friendly consumer products (WD-40, vegeAQUA), supplying POSCO, Hyundai Steel, Hyundai Motor, and SK Siltron via three domestic plants and five overseas subsidiaries.

Ownership category

akta.pro rank

Product category

Industrial Lubricants and Metalworking Fluids

NAICS

Petroleum Lubricating Oil and Grease Manufacturing (324191), Soap, Cleaning Compound, and Toilet Preparation Manufacturing (3256), Chemical Manufacturing (325)

SIC

Miscellaneous Chemical Products (2890), Specialty Cleaning, Polishing And Sanitation Preparations (2842)

akta.pro primary industry

Water Treatment & Process Specialty Chemicals (IMAEABAN)

Keywords

• Industrial lubricants
• Metalworking fluids
• Cold rolling oils
• Rust prevention chemicals
• Eco-friendly cleaning products

Headquarters

HQ city

Seoul (Seocho-gu)

HQ country

South Korea

HQ region

Asia

Offices13 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Industrial Lubricants & Metalworking Fluids: Sale of industrial lubricants including cold rolling oils, rust prevention oils, cutting oils, drawing oils, and hydraulic fluids to steel and automotive manufacturers. Revenue from B2B contracts with major steel makers (POSCO, Hyundai Steel) and automotive companies.
2. Consumer Products (WD-40, vegeAQUA): Sale of branded consumer products including WD-40 multi-purpose lubricant, vegeAQUA fruit/vegetable wash, Baby vegeAQUA, and Kitchen vegeAQUA through retail channels and distributors.
3. On-site Technical Services (CMS/WMS): Cutting fluid management service (CMS) and rust prevention wax application service (WMS) provided on-site at customer facilities, e.g., Hyundai Motor India.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels6 records

Core offering

Buhmwoo manufactures and sells specialty industrial chemicals including water-soluble cold rolling oils, temper rolling oils, steel rust prevention oils, cutting fluids, drawing oils, fire-resistant hydraulic fluids, and chloride-free deicing agents under proprietary formulations developed at BIT Buhmwoo Research Institute. The company also distributes consumer products under exclusive arrangements (WD-40 multi-purpose lubricant, vegeAQUA alkaline ionized water produce wash, Baby vegeAQUA, Kitchen vegeAQUA) and provides on-site technical services such as Cutting fluid Management Service (CMS) and Rust Prevention Wax Application Service (WMS) at automotive customer facilities.

Product overview

Buhmwoo Co., Ltd. is a chemical manufacturing company with multiple business divisions: Automotive & Machinery Industry Division, Steel Industry Division, Adhesive & Coating Division, R&D Division, and Consumer Goods Division. The company produces industrial lubricants including cold rolling oils, rust prevention products, and hydraulic oils for the steel and automotive industries, as well as consumer products such as WD-40 multi-purpose lubricant and vegeAQUA eco-friendly produce wash. The product portfolio includes industrial oils (수용성 냉간압연유, 조질압연유, 난연성유압작동유), rust prevention solutions (WD-40, 철강방청유), eco-friendly consumer products (베지아쿠아, 아쿠아시리즈), and specialized coatings (CT-21, BW-100).

Differentiator

Problem solved

Functional benefit

Brands

• WD-40: Multi-purpose rust prevention lubricant distributed by Vex Intercorporation. 4-year consecutive #1 in Korean Quality Satisfaction Index (KS-QEI) rust-prevention lubricant category.
• vegeAQUA (베지아쿠아)
• BW-100
• Aqua Series (아쿠아시리즈)
• BIT 범우연구소 (BIT Buhmwoo Research Institute)
• GCL Farm (지씨엘팜)
• BW SML 100RE

Products and services

• Water-soluble Cold Rolling Oil (수용성 냉간압연유) Industrial lubricant used in cold-rolled steel sheet production to reduce friction heat between rolling rolls and strips and improve surface quality of cold-rolled steel sheets. Targeted at integrated steel mills.
• Steel Rust Prevention Oil (철강방청유) Rust prevention oil for the steel industry; designated as a Next-Generation World-Class Product by the Korean government for corrosion protection of steel during storage and shipment.
• Temper Rolling Oil (조질압연유) Industrial temper/skin pass rolling oil for steel finishing processes; designated as a Next-Generation World-Class Product by the Korean government.
• Fire-resistant Hydraulic Oil (ESTOR / 난연성 유압작동유) ESTER-based flame-retardant hydraulic fluid with high biodegradability and significantly lower aquatic toxicity compared to conventional petroleum-based hydraulic oils. Received environmental labeling certification in March 2018 and is produced at the Yangsan and Shiwha factories.
• BW SML 100RE Eco-friendly Deicing Agent (친환경 제설제) Environment-friendly chloride-free deicing agent that does not corrode buildings or vehicles and is harmless to humans; received environmental mark certification in April 2018.
• WD-40 Multi-purpose Rust Prevention Lubricant Multi-purpose rust prevention and lubrication spray distributed by Vex Intercorporation (벡스인터코퍼레이션), a Buhmwoo subsidiary. Ranked #1 in Korean Quality Satisfaction Index (KS-QEI) rust prevention lubricant category for four consecutive years (2022-2025).
• vegeAQUA Eco-friendly Fruit & Vegetable Wash (베지아쿠아) Eco-friendly produce wash made with alkaline ionized water that cleans contaminants, E. coli, Salmonella, Pseudomonas aeruginosa, and Vibrio from fruits and vegetables without chemical residues. Ranked #1 in KS-QEI eco-friendly vegetable wash category in 2025; LOHAS-certified since 2007 for 13 consecutive years.
• Aqua Series Consumer Line (Aqua 시리즈 - BabyAQUA, KitchenAQUA) Consumer product line extension of vegeAQUA including BabyAQUA for baby products and KitchenAQUA for kitchen utensils. Distributed overseas through KORYO MART retail network in Singapore (4 locations) and domestic retail channels.
• BW-100 Eco-friendly Contact Revival Agent (친환경 접점부활제) Environment-friendly contact revival/adhesive agent for restoring electrical contacts.
• CT-21 Water-based Undercoating Agent (수성 언더코팅제) Water-based undercoating agent for automotive applications providing chassis/underbody protection.
• Cutting fluid Management Service (CMS) On-site service at customer manufacturing facilities (e.g., Hyundai Motor India) providing outsourced management of cutting fluids used in precision machining. Bundled with product supply; YBI India subsidiary awarded Best Contractor among 3 contractors.
• Rust Prevention Wax Application Service (WMS) On-site rust prevention wax application service provided at automotive customer facilities (e.g., Hyundai Motor India) for components in storage and shipment.

Quantifiable outcome

• WD-40 ranked #1 in Korean Quality Satisfaction Index (KS-QEI) rust prevention category for 4 consecutive years (2022-2025)
• +4 more outcomes

Named customers7 records

Segments5 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Seven partnerships are on record, tiered minor and core.

• Suwon University of Science and Technology - Agricultural Life Sciences (수원농생명과고)minorStrategic or Co-development Partner · 30 November 2020GCL Farm (지씨엘팜) entered academic-industry cooperation with Suwon University of Science and Technology for hydroponics research.
• KORYO MART SingaporeminorChannel Partner/ Reseller/ Distributor · 1 October 2019vegeAQUA and Aqua series products entered 4 KORYO MART locations in Singapore for consumer product distribution.
• 中小벤처기업부 (Ministry of SMEs and Startups)minorGTM or Marketing Partner · 30 August 2018Participated in 2018 Global Business Sourcing Fair organized by Ministry of SMEs and Startups for export promotion and SME globalization support.
• POSCOcoreStrategic or Co-development Partner · 1 January 2018Joint Quality Innovation Hub (동반성장 혁신허브) established in January 2018 with POSCO. QSS improvement tasks conducted with POSCO technical innovation group. Annual joint progress report meetings held at Buhmwoo Yangsan factory.
• Fudan University (복단대학교)minorGTM or Marketing Partner · 29 May 2017Buhmwoo Chemical (Gonsan) sponsored Korean Cultural Festival at Fudan University in Shanghai to promote Korea-China relations.
• Hyundai Wia (현대위아)coreStrategic or Co-development Partner · 23 May 2017BIT research team conducts rust prevention seminars for Hyundai Wia partner companies. 70+ attendees from 60 companies at 2017 rust prevention seminar.
• Baoshan Iron & Steel (보산강철)minorStrategic or Co-development Partner · 1 December 2016Technical exchange agreement with Baoshan Iron & Steel (world-scale Chinese state-owned steelmaker with 30 trillion KRW+ annual revenue) for emulsion technology to address odor complaints from nearby residents.

Scale indicators7 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• S-Oil Corporation: Korean petroleum refiner with lubricant and specialty product offerings serving industrial and automotive markets. Larger and more diversified than Buhmwoo, but overlaps in industrial oils and base oil supply.
• GS Caltex Corporation: Korean petroleum refiner with a lubricant product line serving automotive and industrial customers. Broader energy company but overlaps with Buhmwoo in industrial lubricants and base oils supplied to Korean manufacturers.
• Idemitsu Kosan Co., Ltd. Japanese petroleum and specialty chemicals company with significant lubricant operations including industrial oils, metalworking fluids, and rust preventives. Comparable to Buhmwoo's product portfolio but with broader petrochemical exposure and significantly larger scale.
• Castrol (BP plc): Global lubricants brand owned by BP, with strong presence in metalworking fluids, industrial lubricants, and rust preventives. Operates globally and competes with Buhmwoo in the steel and automotive segments through broad product portfolio.
• SK Enmove (formerly SK Lubricants): South Korea's largest base oil and lubricant producer, a subsidiary of SK Innovation. Operates across industrial lubricants, automotive oils, and metalworking fluids with significantly larger scale than Buhmwoo, serving similar Korean steel and automotive OEMs.

Regional players

• Sinopec Lubricant Company: Chinese lubricant subsidiary of Sinopec Group, producing industrial lubricants, metalworking fluids, and rust preventives primarily for the Chinese market. Operates as a key regional player where Buhmwoo is expanding (BWK/BWL subsidiaries).
• AP Oil International Limited: Singapore-based lubricant manufacturer producing industrial lubricants, metalworking fluids, and specialty oils for the Asia-Pacific market. Comparable to Buhmwoo's Southeast Asia footprint (VBC Vietnam, BWI Indonesia).

Direct peers

• FUCHS Petrolub SE: Germany-based global specialty lubricants manufacturer with strong presence in industrial lubricants, metalworking fluids, corrosion preventives, and hydraulic fluids. Highly comparable product portfolio to Buhmwoo's industrial division, with similar focus on automotive and steel customers.
• MICHANG Oil & Chemical Co., Ltd. Korean specialty lubricant and chemical manufacturer producing industrial lubricants, process oils, and metalworking fluids. Closest domestic comparable to Buhmwoo in size, product mix, and Korean customer focus.
• Quaker Houghton: Global leader in industrial process fluids, particularly metalworking fluids, hydraulic fluids, and specialty chemicals for steelmaking and automotive manufacturing. Most direct comparable to Buhmwoo's industrial lubricants and metalworking fluids business, though at significantly larger scale and global footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/buhmwoo

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries12 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Buhmwoo Co., Ltd.