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Syntactic foam blocks

A wide range of densities for each depth and requirement down to very deepwater.

Company highlights

  • Our own formulations, in-house manufacturing
  • Production quality control

Sales highlights

  • Large stock of off–the-shelf blocks

Product highlights

  • Very Low Density buoyancy material
  • Easily machinable and drillable
  • Epoxy bonding allows complete buoyancy modules to be built
  • Reliable adhesion with both sprayed PUR coating and epoxy PUR painting
  • Low water absorption
Syntactic foam blocks
Syntactic foam blocks

Company highlights

  • Our own formulations, in-house manufacturing
  • Production quality control

Sales highlights

  • Large stock of off–the-shelf blocks

Product highlights

  • Very Low Density buoyancy material
  • Easily machinable and drillable
  • Epoxy bonding allows complete buoyancy modules to be built
  • Reliable adhesion with both sprayed PUR coating and epoxy PUR painting
  • Low water absorption

Lightweight and strong: BMTI® syntactic foam blocks offer the best performance for all your buoyancy requirements.

The blocks are ready to use for assembly or cut-to-fit applications and can also be bonded together to form larger structures.

You can select exactly the right material using our unique selection guide below.

Contact Us

Contact

by phone

Alexia Ballatore
+33 (0)4 94 87 07 77

Standard grade density tolerance ±30 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
1,100
445
280
2.52
3,000
495
480
1.58
4,500
545
630
1.38
6,000
585
890
1.46
8,000
710
1120
1.37

Low density grade density tolerance ±15 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
2,000
420
300
1.48
3,000
435
450
1.48
4,000
460
540
1.33
5,000
505
706
1.39
6,000
565
840
1.37
7,000
575
930
1.30
10,000
715
> 1450
1.41
12,000
740
> 1856
1.50

Very low density grade density tolerance from ±10 to ±15 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
1,000
390
220
2.17
2,000
400
280
1.39
3,000
425
450
1.48
4,000
448
540
1.33
5,000
495
706
1.39
6,000
545
920
1.50
7,000
545
920
1.29

High Performance Grade density tolerance from ±5 to ±15 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
1,000
380
260
2.57
2,000
395
380
1.88
3,000
418
500
1.65
3,000
425
500
1.65
4,000
435
610
1.50
4,000
448
610
1.50
5,000
485
760
1.50
5,000
520
760
1.50
6,000
530
920
1.50
6,000
555
920
1.50

Low Cost Grade density tolerance ±15 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
2,000
445
380
1.88
3,000
510
480
1.58
4,000
510
608
1.50
6,000
590
916
1.50

Classic grade density tolerance ±40 kg/m3

Reference
Maximum Depth Rating
Density
(1m3 batch)
Hydrostatic Crush
Safety Factor
msw
 | 
bar
2,000
530
500
2.47
3,000
545
540
1.78
4,000
565
760
1.87
6,000
640
1060
1.73

Selection tool

 

Min:

kg/m3

Density

Max:

kg/m3

 

Min:

msw

Depth

Max:

msw

 

Min:

Safety factor

Max:

 

Standard grade

Low density grade

Very low density grade

High Performance Grade

Low Cost Grade

Classic grade

Buoyancy design for ROV-AUV

Need a bespoke buoyancy product?

Send us your drawings and we will provide a quote.