Information letters and technical open days : focusing on rubber technologies

CHEVALIER and CLERET are editing periodical communications and organise technical open days focusing on topics of importance in our field: rubber technologies, application, parts design, inspection, etc.

The most recent events

  • FLUORINATED ELASTOMER FKM FPM RUBBER FOR PHARMACEUTICAL USES & FOOD CONTACT APPLICATIONS ALSO STERILIZABLE
    On 13-02-2015
    CHEVALIER strengthens its offer in the field of technical rubber parts (small dimensions) markets  (static sealing applications / dynamics and dampoing - amortizement) of PHARMA and FOOD CONTACT...
  • ELASTOMERS COMPARATIVE – TPE TPV THERMOPLASTICS ELASTOMER - HCR HEAT CURING ELASTOMERS
    On 08-12-2014
    ELASTOMERS COMPARATIVE – TPE TPV THERMOPLASTICS ELASTOMER - HCR HEAT CURING ELASTOMERS ELASTOMER The WIKIPEDIA presentation...
  • TRIPLE ANNIVERSARY FOR CHEVALIER CLERET ELTEC RUBBER AND SILICONE AND LSR
    On 27-11-2014
    It is a triple anniversary for our teams that we celebrate at the end of this year with you with respectively CHEVALIER (90 years), CLERET (95 years) and ELTEC (10 years)...
  • SELF LUBRICATED NITRILE NBR COMPOUND
    On 12-03-2014
    CLERET strengthens its offering in the field of the technical (small dimensions) rubber sealing parts for industrial markets and has now developped + industrialized a SELF LUBRICATED NITRILE NBR 80...
  • NITRILE NBR FOR GAZ APPLICATIONS NF EN 549
    On 24-04-2013
    CLERET strengthens its offering in the field of the technical (small dimensions) rubber sealing parts for the equipment market of distribution of natural gas and has now a range of 4 NITRILE NBR 50...
  • EXTREME PERFORMANCES FOR RUBBERS AND NEW OPPORTUNITIES THROUGH FLS FFLS FLUORO LIQUID SILICONE NEW GRADES AVAILIBITY
    On 28-03-2013
    Contact jm.oudot@chevalier-cleret.fr  - 33 1 34 11 49 59 - business developpement  for getting our detailed pdf files/supports ( text & pictures ) for the following technical...
  • HOW TO GET MOULDED RUBBER PARTS & THERMOPLASTIC TP + SELF BONDING LSR CO INJECTION
    On 28-03-2013
    Contact jm.oudot@chevalier-cleret.fr  - 33 1 34 11 49 59 - business developpement for getting our detailed pdf files/supports ( text & pictures ) for the following technical subjects...
  • RUBBER PARTS INSPECTION & "IN PRODUCTION" FUNCTIONNEL TESTS
    On 28-03-2013
    Contact jm.oudot@chevalier-cleret.fr  - 33 1 34 11 49 59 - business developpement for getting our detailed pdf files/supports ( text & pictures ) for the following technical subjects...
  • RUBBER FRICTION
    On 27-03-2013
    Why investigating and caracterizing friction with Hot Temperature Vulcanisable Elastomers - rubber? - because friction is a key value for determining efforts / mouvements (these efforts...
  • RUBBER AND SILICONE LSR THERMAL EXPANSION
    On 27-03-2013
    Materials commonly named "RUBBER" are HOT CURED or HIGH TEMPERATURE VULCANISATION ELASTOMERS (HCR or HTV); they expand under temperature increase influence.Their coefficients of...
  • HYBRIDS : RUBBER BONDING ON METAL (1on2) also named "rubber metal"
    On 27-03-2013
    Rubber-support adherisation (support = metal / glass / plastic ...) is the chemical connection between the rubber and a support which insures a very successful sticking. This connection is usually...
  • HYBRIDS : LIQUID SILICONE RUBBER LSR SELF BONDING ON TP - THERMOPLASTIC (2on2) also named "self bonding lsr silicone"
    On 27-03-2013
    "Composites" systems took a new place which “conventional systems” did not occupy for : - integrating many functions into the same component (ex : case/seal) - solving...
  • http://en.wikipedia.org/wiki/Silicone
    On 27-03-2013
    We suggest visit of  http://en.wikipedia.org/wiki/Silicone for getting alternative theorical datas about SILICONE and LIQUID SILICONE LSR...
  • http://en.wikipedia.org/wiki/Synthetic_rubber
    On 27-03-2013
    We suggest visit of http://en.wikipedia.org/wiki/Synthetic_rubber for getting alternative theorical datas about SYNTHETIC RUBBER , HIGH TEMPERATURE VULCANIZATION RUBBER , HIGH CURE RUBBER...
  • RUBBER REUSE ( HIGH TEMPERATURE VULCANIZATION / CURE ELASTOMERS; SILICONES & LIQUID SILICONE RUBBERS / LSR)
    On 27-03-2013
     To understand the suitability for recycling of elastomers, it is essential to distinguish between the plastic State of the elastic State and «plastics» consequently...
  • SILICONE AND RUBBER PARTS STORAGE
    On 05-02-2013
    ALL YOU HAVE TO KNOW ABOUT ELASTOMERS PARTS STORAGE NF 47507 norm recommendation: "Packings must be light proof and stocked in a fresh, dry, and not dusty...
  • SILICONE AND RUBBER TEARING
    On 05-02-2013
    ALL YOU HAVE TO KNOW ABOUT RUBBER TEARING Apart from elastomers basic mechanical characteristics (tensile strength, breaking resistance extension..), measuring tearing resistance is often very...
  • RUBBER PARTS ASSEMBLING & MOUNTING
    On 29-01-2013
    Rubber parts assembly is not really an easy operation. Parts shape, their possible deformation, their rubbing ratio, their elastic limit, oil contained in certain mixtures are affecting in a way...
  • YOUNG MODULUS FOR RUBBER
    On 29-01-2013
    We thank Mr. GRUAND Méca SARL Cy for his redaction. "Ut tensio sic vis" latin sentence from Robert Hooke (1678) means "such extension, such  strength"...
  • RUBBER'S RESILIENCE
    On 29-01-2013
    The great majority of the rubber parts is intended for dynamic applications; it is in particular the case of the bellows of transmission, engines’supports and elastic articulations. This is why...
  • RUBBER TANGENT DELTA (TAN DELTA)
    On 29-01-2013
    Viscoelastic properties of a raw material can be determined by a dynamic thermomechanical analysis made with a viscoanalyser RPA 2000. Our laboratory is equipped with this viscoanalyser, which is a...
  • RUBBER AND SILICONE TENSILE STRENGTH AND ELONGATION AT BREAK
    On 29-01-2013
    Pulling a rubber band will lead to rubber deformation, it will get longer while its section will get reduced, and it will endly break. To qualify a rubber mechanically, it is necessary to measure...
  • RUBBER COMPRESSION SET
    On 28-01-2013
    ALL YOU HAVE TO KNOW ABOUT RUBBER COMPRESSION SET Rubber can not be compressible. A seal housingwill therefore be calculated to allow the seal deformation while keeping its elastic...
  • RUBBER HARDNESS MEASUREMENT
    On 28-01-2013
    To evaluate elastomers quality, vulcanisation ratio, or even the wear resistance, it is necessary to check the hardness. Measuring by pressing manually onto a rubber part in order to feel its...
  • TO BE SEEN IN PHARMAPACK 2012 - Paris
    On 23-01-2012
    ARE YOU INTENDING TO DEVELOP A LSR (LIQUID SILICON) SEAL? Our team is supporting you to develop: • specific seals • 2 components (TP + self-bonding LSR silicon) elements in silicone...
  • CUSTOM LSR COLORS
    On 16-01-2012
    Supplier's LSR colors ( = liquid silicone LSR polymers supplier's ) offered and always offer a too restricted range of coloration (approx. 20 RAL per supplie r! ) to part's developers...
  • ELASTOMERS POST CURING
    On 16-01-2012
    ELASTOMERS POST CURING Preliminar : High Temperature cure Elastomers (rubbers, silicones) are polymerized ( “vulcanized” that means a chemical change under temperature + pressure...
  • SILICONE AND ELASTOMERS SELF LUBRICATION
    On 16-01-2012
    ALL YOU HAVE TO KNOW ABOUT MATERIALS SELF-LUBRICATION In order to facilitate mounting or assembling of rubber parts or electrical contacts, lubrication of parts in contact can be...
  • 7 th TECH DAYS
    On 07-01-2010
    CHEVALIER-CLÉRET group is organising his 7 th technical days onto 2 different subjects : TUESDAY june 1st 2010 in Argenteuil (95, Fr : 15 km NW Paris) HEALTHCARE APPLICATIONS HIGH...
  • 6èmes journées techniques
    On 04-02-2009
    Les 27 et 28 janvier derniers, pour nos 6èmes journées techniques, nous avons accueilli 30 visiteurs, représentant 22 sociétés ou groupes des secteurs de la...

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