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KOEN

Dow Authorized DistributorSince 1994

Where parts meet,
we find the right material.

Since 1994, Dongyang Lubesil has supplied Dow silicones to Korea’s electrical, electronics, mobility, display, tape and film industries. We help you choose the right product and match it to your process.

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What silicone does

Liquid silicones, PSAs, transformer fluid, and dispensing & curing equipment.
Five jobs, solved with materials and equipment.

A thin stream of white liquid material pouring down

Liquid silicones for electronics · DOWSIL™

Fill

Fills tight gaps and surrounds the part.
Used for encapsulation, potting, bonding and sealing.

Liquid silicones for electronics
Clear tape stuck on a dark surface

Silicone PSA · DOWSIL™ NEW

Bond

Holds firm in high heat and insulates.
57 products, from high-temperature, masking and insulating tapes to display and optical uses.

See the PSA product table
Water droplets beading on a circuit board

Conformal coatings · Dielectric gels · Thermal management · DOWSIL™

Protect

Coats circuit boards in a thin protective film.
We also supply dielectric gels and thermal management materials.

Coatings · gels
Transformer bushings and power lines under a sunset sky

Silicone transformer fluid · XIAMETER™ PMX-561

Insulate

Fills the transformer to insulate and cool it.
Used in rail and power transformers, including those on high-speed trains.

Silicone transformer fluid
Violet and blue light cutting across a dark space

Dispensing & curing equipment

Fit the process

We choose the right dispensing method for the material
and propose dispensers and curing units suited to your process.

Dispensing & curing

From materials to equipment —
one supply partner.

01 Liquid silicones for electronicsDOWSIL™ Adhesives & sealants, conformal coatings, encapsulants & potting, dielectric gels, thermal management (thermally conductive greases, gels, adhesives) 02 Silicone pressure-sensitive adhesives (PSA)DOWSIL™NEW 57 Dow products available in Korea, for tapes, protective films, and display and optical uses 03 Silicone transformer fluidXIAMETER™ PMX-561 Silicone transformer fluid for rail and power transformers, including those on high-speed trains 04 Dispensing & curing equipmentDispensers · UV · IR curing Dispensing methods and dispensing & curing equipment matched to the material

Industries

Every industry needs a different silicone.

See which product lines each industry uses most.

Track record

1994

Founded · supplying Dow silicones

4product lines

From one supplier

57products

Silicone PSA

3countries

Korea · Vietnam · China

ISO 9001Quality
ISO 14001Environment
ISO 45001Occupational health & safety
Sustainability

Key customers

Select a company name to open its website in a new tab.

Dongyang Lubesil’s Pyeongtaek head office and warehouse building under a blue sky

Korea · Vietnam · China

Pyeongtaek head office · new building, 2022
Dongyang Lubesil locations: Pyeongtaek HQ, Suwon and Gumi in Korea; Shanghai and Dongguan in China; Hanoi and Ho Chi Minh City in Vietnam Pyeongtaek HQKorea · Suwon · Gumi ShanghaiChina subsidiary DongguanChina subsidiary HanoiVietnam subsidiary Ho Chi Minh CityVietnam branch
HeadquartersOffices, subsidiaries and branch7 sites in 3 countries: Korea, Vietnam, China
KoreaKR

Pyeongtaek head office59-19 Suworam 2-gil, Seotan-myeon, Pyeongtaek-si, Gyeonggi-do, Republic of Korea

Suwon officeHeungdeok IT Valley, 13 Heungdeok 1-ro, Giheung-gu, Yongin-si, Gyeonggi-do, Republic of Korea

Gumi office54-7 Cheomdangieop 3-ro, Sandong-eup, Gumi-si, Gyeongsangbuk-do, Republic of Korea

VietnamVN

Vietnam subsidiary & branchHanoi · Ho Chi Minh City (branch)

ChinaCN

China subsidiaryShanghai · Dongguan

More about our locations
The Dow booth at EV TREND KOREA 2026 with its Dow logo lit, and visitors
EV TREND KOREA 2026 · Dow booth

Trade show

EV TREND KOREA 2026

Aug 25–27, 2026 COEX, Seoul

At the Dow booth, we presented silicone solutions for electric vehicles.

Read the trade show news
The Dow booth with a Dongyang Lubesil sign, and visitors
Our name on the booth sign

Contact

Not sure which silicone fits?
Start with your process conditions.

Tell us the application and operating environment, and our team will help you choose the right product.

Contact us Call +82 31 340 2801 ljw@dongyangls.com