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Rivo 15, Eliox, Domo, Micto are other Tenax 2 part epoxies.

Rivo 50 A & B is a knife grade epoxy designed for all types of stone. Rivo is one of the strongest epoxies in the stone industry. It will bond to almost any surface. Rivo 50 is designed for permanent application. The stone will break before the bond will. Suitable for temperatures below 32° as well as extreme heat. Recommended for both interior and exterior applications. Material must be dry before application. Straw in color. VOC Compliant.


Make sure surface to be treated is completely dry and clean. Keep the glue and hardeners in their original cans. If using an automatic dosing pump avoid contact with metals made of copper, brass or similar metals which may rust. Avoid use of PVC plastic. Use only plastic that is corrosive resistant. Measure out, in either weight or volume, the correct amounts of part A and part B. Mix well using clean tools. Best when applied in a thin layer. Use acetone or butyl acetate to clean tools.


Keep the containers closed after use. Keep away from heat, humidity and sun light. This product will last 2 years under normal conditions between 65° and 77°.


Please read the safety data sheet before use and follow the product instructions.

  • Gel time in bulk at 77º: 50 min
  • Tacky free time at 77º: 150 min
  • Minimum reaction temperature: 50º
  • Temp range for use after hardening: -13º to 143º
  • Ratio of glue to hardener: 1:1 mix ratio

Technical Data

Technical Data
Viscosity Part A cps 25 °C Tixotropic paste
Viscosity Part B cps 25 °C Tixotropic paste
Density Part A / Part B at 25 °C gr/cm 3 1.4 / 1.4
Aspect Part A / Aspect Part B Straw Paste / Straw Paste
Aspect Resin Hard Straw
GARDNER color of the resin ASTM D1544 NA
GARDNER color of the hardener ASTM D1544 NA
Mixing ratio resin + hardener in weight 100 + 100 = Total 200
Gel time in bulk at 25 °C (100 gr resin + hardener) Approximately 50-60 minutes
Tacky free in thin layer at 25 °C; 50% relative humidity Approximately 2h30 hours
Tacky free in thin layer at 40 °C; 10% relative humidity Approximately 2h
Hardness in Shore D (1) ASTM D 2240 80
Glass transition temperature Tglass (ASTM E1545) (1) 60 °C
Peeling test with glass fiber on marble (ASTM D3167) (1) 1,0 N/mm
Adhesion force on marble (ASTM D4541)(1) 14 Mpa
Adhesion force on glass (ASTM D4541)(1) 11 Mpa
Weathering test on climatic chamber Qsun, (ASTM D904), 3 years of outdoor condition, light+rain+ thermal shock Passed, no detachment of resin from the support
Yellowing test on the Xenon chamber 3 years (ISO11341) High
Minimum reaction temperature +10 °C
Minimum temperature of use after hardening -25 °C
Maximum temperature of use after hardening +60 °C
Working time at 25 °C (time for polishing or cutting) 24 hours

SDS Report Part A

SDS Report Part B

TDS Report

Rated 4.8 out of 5 stars
Based on 17 reviews
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17 reviews
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    Shelley M.
    Verified Buyer
    Cosentino Fossil Dekton Mastidek Cartridge Adhesive by Tenax
    Cosentino Fossil Dekton Mastidek Cartridge Adhesive by Tenax
    I recommend this product
    Rated 5 out of 5 stars
    10 months ago
    Rock Star Award!!! Outstanding overall service!!!

    Gessy Etienne, our Salesman was extremely polite, efficient, professional and went above and beyond to get our product delivered as soon as possible, even given the approaching holiday! Thank you Gessy!!!

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