Description
DELO-DUOPOX® AD897 is a thixotropic, room-temperature curing 2-component epoxy adhesive for high-strength structural and repair bonding in industry, electronics and automotive engineering.
- Packaging: 50 ml dual cartridge
- Also available: 200 ml dual cartridge
Applications
- Structural bonding of metals, plastics, ceramics, concrete, wood and electronic components
- Trowelling / filling of weld seams; bonding of wide gaps
- Construction and repair bonding in machinery and equipment manufacture
- Electronics / sensor housings, aluminium and steel structures
- Parts exposed to continuous service from -40 °C to +140 °C
Features
- High-strength 2K epoxy adhesive
- Direct application from 2 : 1 dual cartridge
- Paste-like, non-sag, yet easy to mix – ideal for large gaps
- Pot life: approx. 30 min (100 g, 23 °C)
- Handling strength 6 h | functional strength 8 h | full cure 24 h @ 23 °C
- Max. reaction temperature (100 g batch): 95 °C
- Lap-shear strength up to 32 MPa, tensile strength 42 MPa; peel-resistant
- Service temperature -40 °C … +140 °C
- Good resistance to many chemicals and heat (see TDS)
- RoHS-compliant (2015/863/EU)
Technical Data
| Physical properties | |
|---|---|
| Colour (cured) | Grey |
| Mix ratio (volume / weight) | 2 : 1 / 7 : 3 |
| Density A / B | 1.37 / 1.17 g cm-3 |
| Pot life (100 g, 23 °C) | 30 min |
| Shrinkage | 4 vol-% |
| Water absorption (24 h) | 0.25 wt-% |
| Mechanical properties | |
| Lap-shear strength Al/Al (24 h) | 17 MPa |
| Lap-shear strength Al/Al (100 °C) | 1.5 MPa |
| Peel strength steel/steel | 1.3 N mm-1 |
| Tensile strength | 42 MPa |
| Elongation at break | 1.8 % |
| Young’s modulus | 2 500 MPa |
| Shore hardness D | 77 |
| Thermal properties | |
| Service temperature | -40 °C to +140 °C |
| Glass-transition temperature Tg | 64 °C |
| Decomposition temperature | 200 °C |
| CTE 30-50 °C / 70-160 °C | 88 / 177 ppm K-1 |
| Electrical properties | |
| Dielectric strength | 14 kV mm-1 |
| Relative permittivity (1 MHz / 10 MHz / 100 MHz / 1 GHz) | 4.0 / 4.0 / 3.9 / 3.7 |
| Surface / volume resistivity | >1 × 1013 Ω |
| CTI | 600 |
*Data according to TDS 11/2018, Rev. 63*
Curing
- Handling strength: 6 h @ 23 °C
- Functional strength: 8 h @ 23 °C
- Full cure: 24 h @ 23 °C (accelerated: 45 min @ 80 °C)
Recommended accessories
- Static mixer: Mixer 050 short
- Dispensing gun: DELO-XPress
- Cleaner: Delothen NK1 400 ml
Storage & shelf life
- Unopened shelf life: 12 months at +18 °C … +25 °C
- Store in a cool, dry and dark place
Hazard Identification (CLP) – Component A


Signal word: Danger.
Hazard Statements (H-Sentences)
- Causes severe skin burns and eye damage.
- May cause allergic skin reactions.
- Harmful to aquatic organisms, with long-lasting effects.
Precautionary Statements (P-Sentences)
Prevention:
- Wear protective gloves, protective clothing, eye protection, or face protection.
- Avoid release to the environment.
- Avoid inhaling vapors.
Response:
- If inhaled: Immediately bring the person to fresh air and ensure unobstructed breathing, call the Poison Center or a doctor immediately.
- If swallowed: Immediately call the Poison Center or a doctor, DO NOT induce vomiting.
- If on skin (or hair): Remove all contaminated clothing immediately, wash skin with water, immediately call the Poison Center or a doctor.
- If in eyes: Immediately call the Poison Center or a doctor.
Storage and Disposal
- Store under lock and key.
Hazard Identification (CLP) – Component B


Signal word: Danger.
Hazard Statements (H-Sentences)
- Causes severe skin burns and eye damage.
- May cause allergic skin reactions.
- Harmful to aquatic organisms, with long-lasting effects.
Precautionary Statements (P-Sentences)
Prevention:
- Wear protective gloves, protective clothing, eye protection, or face protection.
- Avoid release to the environment.
- Avoid inhaling vapors.
Response:
- If inhaled: Immediately bring the person to fresh air and ensure unobstructed breathing, call the Poison Center or a doctor immediately.
- If swallowed: Immediately call the Poison Center or a doctor, DO NOT induce vomiting.
- If on skin (or hair): Remove all contaminated clothing immediately, wash skin with water, immediately call the Poison Center or a doctor.
- If in eyes: Immediately call the Poison Center or a doctor.
Storage and Disposal
- Store under lock and key.
Hazardous materials. The forwarding charges may be raised, if shipping to: DE, AT, NL, GB, CH, CZ, IT, ES, FI, NO, BE, IE, RO, PL, FR, PT, LU, DK, LI, GR, SE, SK, BG, SI, CA, LT, EE, LV, HR, SA,
DELO Industrie Klebstoffe GmbH & Co. KGaA, DELO-Allee 1, 86949 Windach, GERMANY, +49 8193 9900-0, [email protected], www.delo.de






Chloe W. –
Surprisingly good quality for the price. Not too big, not too small, perfect.
jackson88 –
Solid product, would buy again.
Sofia –
Been using it for 2 weeks and already see results!
sara_roma –
Great product, worth every cent. Perfect for my needs; I’m very satisfied.
ryan_lee –
Perfect for what I needed.
Benoît E. –
Top product, top price. Everything OK, recommended. Fast and reliable.
David –
Everything’s great. Very good experience.
amandine_s –
A friend recommended it to me and I’m thrilled with the purchase. Excellent product, worth every cent.
Sophie L. –
The quality pleasantly surprised me. The quality surprised me in a good way.
guillaume_75 –
Feels sturdy. Excellent material.