3M Scotch-Weld 3500-2 B/A is a two-part, high-temperature-curing void filling compound with a convenient 1:1 mix ratio by weight, long work life and low cured density.
Features
- High performance from -55 °C to 175 °C
- Thixotropic; low volatiles loss during cure
- Cures from 120 °C to 175 °C in one hour
- Excellent water and chemical resistance; room temperature storage
Applications
- Honeycomb sandwich constructions
- Honeycomb splicing, reinforcement and mismatch filling
- Insert bonding
Specifications
- Mix ratio: 1:1 by weight (100:93 by volume)
- Work life (100 g): 48 h minimum at 15–25 °C
- Cured density: 0.62 g/ml
- Compressive strength at 23 °C: 63.9 MPa (120 °C cure)
| Packing | 4.5 KG |