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certoplast 721 is used as a sealing tape for joining places in aluminium-laminated insulating systems. It can be used in all places without special demand on low flammability according to DIN 4102.
Aluminium overcoated PP film, combined with a special acrylate adhesive.
- high shear resistance
- vapour tight
- permanent adhesion
- without interliner
||0,05 +- 0,005||
adhesion to steel
adhesion to backing
|temperature range||-40 / +80||
|water vapour resistance||<=1||g/m² *24h|
|Form of supply||
|width||50, 75, 100 mm (+- 1 mm)|
||100 m (+- 3%)|
* These details are to the best of our knowledge, nevertheless without guarantee.
The suitability for special applications should first be tested by the user.
The given values are statistical averages.
If you wish to have the data sheet of this or other products, you can order it here: data sheets request