APPLICATION AREA
CASIS is the world's leading supplier of rubber and plastic products. Our products are mainly related to automobile, photovoltaic, home appliances, glass, woodworking, electronics, industrial seal and other industries.
SOLUTIONS FOR RUBBER
We are one of the world's leading rubber manufacturers and are committed to developing different rubber solutions for sealing, foaming, acoustic absorption, lamination, vacuum extraction, forming and other industrial fields.
WE KNOW RUBBER AND RELATED
We have the ability to provide the most professional rubber customized service. For industry, CASIS specializes in customized foam, rubber and plastic solutions for industrial demand.
FOAM RUBBER FOR AUTOMOTIVE
Open Cell / Semi Close Cell / Closed Cell / Low Density / Heat Resistant / Soft.
Improve the new materials and technology for the application and needs of different industry fields.

EDK-10 EPDM FOAM
Cell State: Open Cell, Semi-closed Cell. Material: EPDM Use for: Adhesive Tape, Gasket. Test Standard: JIS, ASTM

EDK-10F EPDM FOAM
Flame-Retardant EPDM Foam. Use for: Adhesive Tape, GasketMaterial: EPDM. Cell State: Open Cell, Semi-closed Cell.
Test Standard: JIS, ASTM.

EDK-106 EPDM FOAM
Use for: Adhesive Tape, Gasket;
Material: EPDM; Cell State: Open Cell, Semi-closed Cell;
Test Standard: JIS, ASTM

NKX-55 NBR FOAM
Use for: Adhesive Tape, Gasket; Material: NBR+PVC; Cell State: Open Cell; Test Standard: JIS, ASTM.
SILICONE MEMBRANE
Glass and Woodworking Industry. Thermoplastic Composite Forming with super-wide patented silicone membrane with superior product performance can meet different needs for various industries.

EXS P116 Silicone Vacuum Bag
Use for: laminated glass reinforced furnace; Material: Silicone; Surface: Smooth/Rough; Tearing strength: Ordinary tear strength.

KS-EXP116 Silicone Vacuum Bag
Application Fields: Glass Industry; Tear strength: Ordinary; Use for: Laminated glass reinforced furnace; Material: Silicone Blanket + Accessories.

KS-EXZ117 Silicone Vacuum Bag
Application Fields: Glass Industry; Tear strength: Medium; Use for: Laminated glass reinforced furnace; Material: Silicone Blanket + Accessories

KS-EXG118 Silicone Vacuum Bag
Application Fields: Glass Industry; Tear strength: Medium; Use for: Laminated glass reinforced furnace; Material: Silicone Blanket + Accessories
RUBBER FOR PHOTOVOLTAIC INDUSTRY
Photovoltaic and Woodworking Industry. Thermoplastic Composite Forming with super-wide patented silicone membrane with superior product performance can meet different needs for various industries.

KS-EXR268 Silicone Membrane
Use for: Solar laminator; Material: Silicone; Surface: Smooth/Rough, Smooth/Smooth; Colour: Grey/Grey, Blue/Blue.

KS-EXR668 Silicone Membrane
Use for: Solar laminator; Material: Silicone; Surface: Smooth/Rough; Colour: Grey / Blue / Black.
CUSTOMIZED RUBBER PRODUCTS
Quality material guarantee, Super thickness foaming, Super width vulcanization and Correct recommendation for material selection

CSPM-21 Custom Rubber Products
Material: EPDM, NBR, CR, NR, FKM, Silicone; Manufacturing Processes: Die cut parts, Molded parts, Extruded parts, Lathe cut parts, Formed hoses; Design: According to drawing or self-design.

CRSL-14 Container rubber seal
Manufacturing Processes: Extrusion Process; Mixed Material: Solid Rubber, Foam Rubber, Co-Extrusion rubber with steel wire and steel belt; Material: EPDM, NBR, Silicone, Etc.

CSPM-07 Custom Silicone Product
Applicable Industries: Aerospace, Medical equipment, Vacuum flask, Pressure cooker, etc; Use for: Mainly high temperature, food and medical grade environment.
"As specialists in rubber materials, we have an unmatched understanding of your needs. Kindly let us know if you require any further information."
ABOUT US
OKIN (Taiwan Okin Huasu Group Limited), a global B2B manufacturer of rubber sealing solutions, operates multiple factories holding IATF 16949, ISO 9001, and ISO 14001:2015 certifications. Guided by our mission—”To supply superior sealing solutions worldwide”—we provide extruded rubber profiles, EPDM & NBR weather-strips, flocked and foam seals, molded rubber parts, and custom gaskets that meet the most stringent air- and water-tightness requirements. With over a decade of innovation, we serve leading automotive, window & door, HVAC, container, and appliance brands across North America, Europe, the Middle East, and Southeast Asia. Our high-rubber-content formulas, flame-retardant options, and corrosion-resistant compounds help customers optimize durability, safety, and energy efficiency while keeping costs competitive.
we design, we manufacture, we offer one-stop service for rubber solutions.
QUALITY SYSTEM CERTIFICATION
COOPERATIVE PARTNER
REVIEWS FROM OUR CUSTOMERS

Alfred

France
It is very important to buy the right product, and open cell foam EPDM is what I am looking for.

Peter

Australia
I have found that OKIN to be a very friendly, professional and dedicated company to work alongside we have enjoyed a great work and personal relationship.

Ang

Singapore
Good to know the high-end FKM material (DuPont Viton GBL-600S) , thanks for your kind recommend in the industrial sealing area.

Halil

Turkey
I am satisfied with your work and appreciated your promptness, honesty and professionalism. Keep up the good work!

Kim Jong Kook

Korea
You guys are awesome and have done a terrific job. Pleasure to work with OKIN RUBBER.

Curtis

USA
Excellent help and support.
WHY CHOOSE US?
High technology
New technology and formula constantly updated for foam rubber, silicone Viton rubber field in such an intense competition of the current market, OKIN can relying on its own research and development to won the leading advantages for foam rubber, silicone and Viton fields.
Quality first
Quality is an integrated part of OKIN's core values and the way we work and think. All of our processes, both administrative and manufacturing, reflect a uniform high level of quality. Consistent quality is achieved in part by focusing on stable processes.
Quality control
Quality is defined and anchored in our processes, which constantly ensure on-going improvements are made in high-quality loops – including training, development and prevention. Being quality conscious and closely monitoring production are vital parameters for assuring the quality of production processes.
Batching
Because the predecessor of OKIN was started with rubber raw-material, so we have great advantage in price cost and quality control of the rubber raw material.
Checking
You can check all about your orders production progress. From design to shipping, contact our operation department, stay tuned about your order notifications.
Warranty
All products from us will be backed by several years limited warranty according to different application Fields.
NEWS & BLOGS
COMPETITION AND COOPERATION In various industrial fields, CASIS has some strong competitors. But this should not be a bad thing for us, because “No competition, no progress.”that only competition can make progress for each company. We dare not to say we are the best in these related industries that we are involved in, but we […]
COMPETITION AND COOPERATION In various industrial fields, CASIS has some strong competitors. But this should not be a bad thing for us, because “No competition, no progress.”that only competition can make progress for each company. We dare not to say we are the best in these related industries that we are involved in, but we […]
COMPETITION AND COOPERATION In various industrial fields, CASIS has some strong competitors. But this should not be a bad thing for us, because “No competition, no progress.”that only competition can make progress for each company. We dare not to say we are the best in these related industries that we are involved in, but we […]
COMPETITION AND COOPERATION In various industrial fields, CASIS has some strong competitors. But this should not be a bad thing for us, because “No competition, no progress.”that only competition can make progress for each company. We dare not to say we are the best in these related industries that we are involved in, but we […]
COMPETITION AND COOPERATION In various industrial fields, CASIS has some strong competitors. But this should not be a bad thing for us, because “No competition, no progress.”that only competition can make progress for each company. We dare not to say we are the best in these related industries that we are involved in, but we […]