Welding Aluminum Wire Sticks, Low Temperature Soldering Methods

in this video several attempts to weld aluminum Sticks using touch putian or propian
either one should works
but as you see in this video some of hard aluminum can't be melt with touch as it says low temperature weld Sticks,
I have tried few different types of products
only worked so far which is soft aluminum and soldering used by plumbers
I am not sure if I did something wrong or I didn't follow the instructions correctly
so please advise me

all aluminum low temperature Sticks weld I brought from aliexpress and Wish
they are almost same
here is the link
💰 Look what I found on Wish! I'm giving you CA$7 off your first purchase with code: pjxkpdk

[ Ссылка ]

C$ 4.09 15%OFF | Magnesia aluminum cored wire Low Temperature Aluminium Welding Rod Wire 500x2.0mm 19.68x0.079"
[ Ссылка ]

thank you for watching 👀 🙏

свернуть