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  5. A-2 adhesives (Bolt embedding)

A-2 adhesives (Bolt embedding)

Two-component, room-temperature-curing, Mixing ratio: 10:1


About the A-2 adhesives

The A-2 is a two-component heat-curing epoxy adhesive for bonding BTM strain gauges. Mix the necessary quantity of drugs A and B at the weight ratio of 10 to 1, then pour the mixed adhesive into a hole drilled of the bolt in which the gauge is inserted. Keep at room temperature for 12 hours, then cure at 140°C in furnace for 3 hours.

Suitable strain gauge serie

BTM

Suitable materials

  • bolt

Service temperature range of cured adhesive

-30 to +100 ℃

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Technical Specifications

Specification Value
Applicable specimen Bolt
Component Epoxy
Contents A:25 g, B:5 g
Curing temperature and time Room temperature 12 hrs. and 140 ℃ 3 hrs.
Operating temperature -30 to +100 ℃
Shelf life 3 months
Type Two component Heat curing (Mixing ratio: 10:1)