First, measure thickness of the cap seal, the most common thickness of drum cap seals are 0.25mm to 0.32mm, varies according to customers’ requirement. If the thickness of cap seals are lower than it, the anti-leakage and bearing capacity may not meet the standards.
Second, scratch the coating of the cap seal surface, to see whether fall off easily. High quality painting results in a uniform, glossy finish that will not be easily damaged.
Third, look inner side of cap seal gasket, the gasket around the cap seal is uniform in thickness and clean white in color.
Finally, use crimping tool to install the cap seals on the drum closure and to see whether it is closed tightly. If it can be easily teared off, the cap seals is not with good production standard.
UN rating drumsApril 20, 2023Since 1 January 1991, all dangerous goods in international marine and international or domestic air transport were required to be in packaging displaying the "UN" marking. The mark indicates...view
The 33rd Dow Packaging Innovation Competition Comes AgainJune 30, 2022Want to know more about the latest trends in the packaging industry? Want to create a broader platform for your team? Want to compete and collide with global packaging masters? Want to have closer com...view
Should Steel Drums Be Used For Food Packaging Recycling Marks?July 1, 20221. Packaging recycling mark standardAt present, my country has not issued a mandatory packaging recycling mark standard, but implements the recommended national standard GB/T 18455-2010 "Packagin...view
Matters Needing Attention In The Use Of Iron DrumsJuly 4, 2022While making great efforts to innovate, iron drum manufacturers have also discovered many incorrect operation methods, which are not conducive to the long-term use of iron products. Let’s take a look...view