
For the top quality Cyanoacrylate(super glue;instant bond glue) that we mainly divided into 3 standards:
1. Grade A: Top quality including 3 quality standards,
A-A:Special raw materials from world top 500 companies and manufacture by imported Japan technique(Can collect most purity and best glue in production). Solid content: 100%. Production cost is high. Shelf life 3 years without changes of the bonding strength. Environmental and non-toxic, exclude the toxic solvent, Fit EU RoHS and REACH quality standard. Above 3 years shelf life if you fill into the Alu. tube.
A-B:General raw materials from world top 500 companies and manufacture by imported Japan technique(Can collect most purity and best glue in production). Solid content: 99.97%. Production cost is high. Shelf life 3 years without changes of the bonding strength. Environmental and non-toxic, exclude the toxic solvent, Fit EU RoHS and REACH quality standard. Above 3 years shelf life if you fill into the Alu. tube.
A-C:General raw materials from world top 500 companies and manufacture by imported Japan technique(Can collect most purity and best glue in production). Solid content: 99.9%. Production cost is high. Shelf life 2 years without changes of the bonding strength. Environmental and non-toxic, exclude the toxic solvent, Fit EU RoHS and REACH quality standard. Above 3 years shelf life if you fill into the Alu. tube.