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Question:

acoustic insulation specifications?

1) What are the sound, acoustic, noise insulation technical specifications and codes?2) Where can I find method statements, formulations and calculations for acoustic insulation?3) What are the best three software for acoustic insulation calculations and design?thanks

Answer:

the main person-friendly black minerals i will think of of off the coolest of my head are biotite, amphibole (probable hornblende) or pyroxenesyou may desire to actual be waiting to differentiate the two amphiboles and pyroxenes as they are going to variety crystals with a somewhat obtrusive cleavagein case you have a hand lens or magnifying glass available, seem at them and you may desire to work out what effectively appear like a chain of parallel fractures and in the two circumstances there will be 2 instrumentsIf the instruments are ninety ranges to a minimum of one yet another it is pyroxene, in the event that they're a hundred and twenty ranges to a minimum of one yet another that's going to likely be amphibolewhether it is biotite, on close inspection you may desire to work out a chain of what appear like sheets masking one yet anotheryou additionally should be waiting to scratch it jointly with your fingernailFor the record i think of that's probable biotite yet you may desire to have helped us out a sprint extra with the help of giving extra residences or a image.
Diamond is the hardest.
Diamond titanium iron steel copper aluminium
Order from hardest to weakest - Diamond, Titanium, Steel, Iron, Aluminium, Copper.
your asking way too much from YAyou have a lot of research ahead of you.

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