First, rub the PE tarpaulin repeatedly, then soak it in water for one minute and observe the water seepage of the PE tarpaulin. ) (Note: PE tarpaulins with good waterproofing do not absorb water or absorb water but do not seep water).
Then test the tear resistance and wear resistance of the PE tarpaulin. Place a small piece of PE tarpaulin on the cement floor. Put a weight of appropriate weight and rub it back and forth 20 times. Observe its surface. If it does not lint or lints less and can withstand 200N tension without breaking, it is a good PE tarpaulin.
Many small workshops and small processing plants on the market do not have regular production lines. Unauthorized changes in the ratio of ingredients have caused toxic tarpaulins and disposable tarpaulins to enter the market. Hereby solemnly declare that PE tarpaulins are made of non-toxic high-density polyethylene, which is odorless and non-toxic. Be sure to pay attention not to buy toxic tarpaulins when purchasing.