Polyamide Resins

Dear sir, we need polyamide (vestamide-12) for bof. the technical details are as follows:
grade of material vestamide -12 or equavalent used for envelope.

a. must be satisfying the product quality of components products mentioned for use.
b. prescribed test certificate must be submitted from manufacturer mentioning the following properties of the plastic : polyamide (vestamide-12) :
specification :
1. density at 23ºc
2. apparent bulk density.
3. maximum water absorpti