About Constrc
For 43 years, one rule remains unbroken: We only produce high quality oil seals.
Every day, we test materials, measure tolerances, verify pressure limits, and refine processes—
so your equipment runs longer, and you sleep better.
May 5, 2016
A letter to customers
With more than 17 years' experience of oil seals selling and researching, I found many people have misunderstanding when choosing and buying oil seals, now I share it to you for reference and welcome to correct my view if you think it is unreasonabl ...
With more than 17 years' experience of oil seals selling and researching, I found many people have misunderstanding when choosing and buying oil seals, now I share it to you for reference and welcome to correct my view if you think it is unreasonabl ...
Jan 5, 2015
Celebrate the coming 2015 new year
Our purpose: To create a better life Create a better life for our customers,create a better life for the employees ! ...
Our purpose: To create a better life Create a better life for our customers,create a better life for the employees ! ...
Nov 22, 2014
EPDM O-ring EPDMO-ring physical and chemical properties and application
EPDM O-ring (EPM / EPDM) (A) Molecular structure - (CH2-CH2) (CH2-CH) ethylene propylene ...
EPDM O-ring (EPM / EPDM) (A) Molecular structure - (CH2-CH2) (CH2-CH) ethylene propylene ...
Nov 20, 2014
Fluorine rubber O-ring, Viton O-ring of FKM, FPM materials and performance
Viton O-ring (FKM, FPM) (A) Molecular structure &a ...
Viton O-ring (FKM, FPM) (A) Molecular structure &a ...
Nov 17, 2014
Nitrile rubber O-ring the NBRO type ring material introduced
Nitrile rubber (NBR) O-ring (A) Molecular structure - (CH2-CH = CH-CH2) (CH2-CH) (CH2-CH),   ...
Nitrile rubber (NBR) O-ring (A) Molecular structure - (CH2-CH = CH-CH2) (CH2-CH) (CH2-CH),   ...
Oct 25, 2014
Commonly used gasket performance --- and new materials and new technologies
Commonly used gasket performance --- and new materials and new technologies A) Common gasket performance Use of the valve, often depending on the circumstances, the replacement of the original with washers. Often washer: flat rubber gasket, rubber O-ring, plas ...
Commonly used gasket performance --- and new materials and new technologies A) Common gasket performance Use of the valve, often depending on the circumstances, the replacement of the original with washers. Often washer: flat rubber gasket, rubber O-ring, plas ...
RTL Version
- RTL Version
- LTR Version
