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1980 ~ 97

Many Main staff had worked for rubber sponge industry

 

1997

Established commercial rubber sponge company

 

1999

Dimension of most commercial grades changed into 1m by 2m

 

2000

Set up CR, EPDM, NBR etc. rubber sponge product line-up

 

2003

Changed company name into HK-Flex Co Ltd

 

2003

Developed new material, high-functional Damping Sponge

 

2004

ISO Quality system certified

 

2004

2004. UL certified ( HC-20, CR sponge)

 

2005

Developed Non-Sulfur flame-retardant rubber sponge

 

2006

Developed White EPDM Sponge

 

2006

Developed Conductive EPDM sponge material

 

2006

Developed Slow Recovery EPDM

 

2008

Established the systemetic line-up (ASTM: 2A1, 2A2, 2C1, 2C2)

 

2009

Supply-Distribute contract (Interflex Co Ltd, France)

 

2011

Changed company name into Rubbertex Co Ltd

 

2013

Sulfur-free EPDM sponge (100% pure rubber, satisfying 2A2)

 

2014

Developed High-functional EPDM sponge ( CS, under 10%, shrinkage, uner 2%)

  2015

Production line moved to Geumsan factory

  2018

Approved from GM (GMW 17408), EPK-16SF, for lamp gaskets)

  2019

Supplying EPDM sponges to Hyundai-Kia, for lamp gaskets

  2020

Open-cell EPDM sponge, GMW 17408 apporoved (EPSO-100 and EPSO-110)

  2021

Supplying Volkswagen with EPK-series, for lamp gaskets

  2022

Starting supplying to North Ameria

  2023

Developed flame-retardant material for EV and ESS, (UL V-0 and UL HBF-1)

  2024

Additive approvals from GM (GMW 17408, EPK-25SF, EPK-25SB)

  2025

Approval form BMW with lamp gasket materials