1. Case Study IV (Introduction)
Hybrid Sandwich composite

2. Preparation of metallic
Honeycomb Sandwich structure

3. Mechanical Thermal Protection System(for Skin)
(For a hypersonic aircraft - 5 Mach Number)
Requirement : To withstand surface temperature of 1100oC
Facing sheet – Ni alloy of 0.08 -
.1mm
Core - Ni alloy of 4mm cell size
honeycomb structure
Ceramic wool of
thickness 40mm
Facing sheet – Ti alloy of 0.3 -
.4mm
Core - Ti alloy of 4mm cell size
honeycomb structure

4. Applications

5. Metal Engine - Composite

6. All composite – Pegasus structure

7. All composite – Pegasus skin

8. All Composite
Tailpipe Weighs
Only 15 Kgs.

9. B2 Stealth bomber

10. B2 Stealth bomber

11. Panels manufactured by Chempharm , India
Sheet thickness : 0.5 mm to 0.8 mm
machines in India with following Specification
Size: Sandwich / Composite 1.2 m widths x 6.2 m Length
Material of construction: / SS 304 / SS 316
Overall thickness of the panel : 50 mm to 200 mm
Filling Material : PUF / Mineral wool / Honey comb paper / EPS
Application / Usage:
Clean Room for Pharmaceutical and Electronic industries
Office Partitions for Industry
High bay Warehouses, Storage facilities
Cold storages /Cold rooms and CA systems
Roof structure for Industrial Shed

12. Conclusion
• Classification composites
• Design parameters of Sandwich composite
• Case studies
1.3 D spacer Fabric
2. Honeycomb sandwich composite
3. Metallic Foam Sandwich Composite
4 Hybrid Sandwich composite
• Applications