Company news

14Aug 2019

Customer enquiryabout ER 4043 andER4047 A customer who often use ER4043aluminum welding wire for welding 6061 and casting asked us: someone suggested to him that ER4047 should be used as filling welding material, because it has better welding effect.But we know that ER4047 is more expensive than ER4043. Is it necessary to adjust under this […]

26Jul 2019

Copper and aluminum brazing method introduction Thoroughly remove the oil stains, dirt, insulation layer, etc. on the base metal before welding; Firstly heat the base material during welding,  heat thethinparts after the thick parts; heat the aluminum parts after the copper parts. Moving the welding gun back and forth evenly to heat the welding when […]

23Jul 2019

With the increasing environmental pollution problems, the energy-saving and consumption-reducing effects brought by automobile lightweighting , and it have become more and more popular.   automotive lightweighting: In the field of automotive lightweighting, the application of aluminum alloys is increasingly widespread, especially for aluminum alloy profiles. Due to the short development cycle, The cost […]

21Jun 2019

Siweite Welding Invites you to 24th Essen Welding & Cutting Fair in Shanghai on 25th-28th, June. Booth No.: E1730 Address: Shanghai New International Expo Center. No.2345 Longyang Rd., Pudong New district, Shanghai. 30. (Hall E1)

14Sep 2018

Like MIG welding, flux-cored wire requires three main components: arc, filler metal and a protective gas. Just like MIG welding, core welding works by feeding the electrodes continuously into the joint. First, the welder squeezes the trigger, and then the wire feeder begins to feed the electrodes into the joint while the electrodes are charged. […]

12Sep 2018

Instructions Make sure the consumbale has adapted the environment tempreture before unpacking the package. Remove dirts such as oil and dust from the groove before welding. The quality of the weld joint will be better if the humidity of the welding room is contrled. you’d better take the quantity everyday required before entering the construction […]

25May 2018

Aluminum Welding Procedure – Aluminum Alloy Welding Preparation Before Welding During the welding of aluminum alloy, it is required to strictly remove the oxide film and oil stains on the workpiece joints before welding.The cleaning quality will directly affect the welding quality of welding technology and joints, such as the tendency and mechanical properties of […]

23May 2018

      Five Tips of Aluminum Welding First, wire-type welding torch is the most suitable for welding aluminum. If you cannot use this type of welding torch, and try to use the shortest welding torch in order to keep the welding torch straight, and use argon as the shielding gas. It can only use […]