3M Scotch-Weld EC-9323 B/A Two Part Structural Epoxy Adhesive 1L kit

3M™ Scotch-Weld™ 9323 B/A is a two-part Structural Epoxy Adhesive offering high shear and peel strength for bonding metals, plastics, and CFRP/GFRP composites.

• Pack size: 1 liter kit A/B (other sizes available on request)
• Color: Base white, Hardener red-orange

Applications

• Structural bonding in lightweight construction, mechanical engineering, automotive and aerospace
• Adheres to: aluminum, steel, stainless steel, GFRP, CFRP, PMMA
• Suitable for thermal cycling, dynamic loads and chemical exposure
• Qualified for use in aerospace applications

Features

• Very high shear and peel strength on various substrates
• Toughened formulation with excellent impact resistance
• Resistant to: water, fuels, oils, hydraulic fluids, salt spray
• Thixotropic paste – ideal for vertical and horizontal application
• Cures at room temperature or accelerated at 80 °C
• Work life: 120–150 minutes (depending on quantity & temperature)

Technical Data

Processing & Curing

• Recommended processing temperature: 20–25 °C
• Work life: 120–150 minutes depending on mix size (e.g. 130 g = ~120 min, 50 g = ~150 min)
• Optimal bondline thickness: 0.10–0.20 mm (glass beads optional)
• Handling strength after 4–5 hours (1 MPa)

Curing Schedule (Full Cure)

• 14 days at 23 °C (room temperature)
• 2 hours at 65 °C
• 15 minutes at 100 °C

Cleaning & Storage

• Remove uncured material with ketone-based solvents (e.g. MEK)
• Exothermic above 100 g – use shallow containers
• Store unopened in original packaging at 15–25 °C
• Shelf life: 12 months from date of shipment

Hazards Identification (CLP)

Hazard Statements (H-statements)

• Part A: H314 Causes severe skin burns and eye damage.
• Part A: H317 May cause an allergic skin reaction.
• Part B: H315 Causes skin irritation.
• Part B: H319 Causes serious eye irritation.
• Part B: H317 May cause an allergic skin reaction.
• Part B: H411 Toxic to aquatic life with long-lasting effects.

Precautionary Statements (P-statements)

Prevention:

• Part A: P260B Do not breathe dust.
• Part A: P280D Wear protective gloves/protective clothing/eye protection/face protection.
• Part B: P273 Avoid release to the environment.
• Part B: P280E Wear protective gloves.

Response:

• Part A: P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
• Part A: P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
• Part A: P310 Immediately call a POISON CENTER or doctor/physician.
• Part A: P333 + P313 If skin irritation or rash occurs: Get medical advice/attention.
• Part B: P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
• Part B: P333 + P313 If skin irritation or rash occurs: Get medical advice/attention.
• Part B: P391 Collect spillage.

Additional Labelling (EUH Statements)

None.

Storage and Disposal

• No specific regulations known.

Other Relevant Information

• This material contains no substances identified as PBT or vPvB.
• Part A: Contains 2% components of unknown aquatic toxicity.
• Part B: Contains 18% components of unknown aquatic toxicity.

3M Deutschland GmbH, Carl-Schurz-Straße l, 41453 Neuss, Deutschland, 02131-14-2914 / 0, [email protected], www.3m.com/msds