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SZ-3TR Desktop cold pressure welding machine / SZ-3TR 0.70mm-6.0mm aluminum wire solder or welder, flat wire can also be welded.
1. Application: Widely used in the cold welding for the wire of copper, aluminum, gold, silver, nickel, and other non-ferrous metal wire/rod.
2. Range of the wire: Copper: 0.70mm-4.5mm
Aluminium: 0.70mm-6.0mm
3. Structure: Precise Moulding(spheroidal graphite cast iron QT-600-3
4. Advantage:
No power, no heat, no electricity, light, easy to operate, welding just one minute.
5. Overall dimensions: 300mm* 190mm × 290mm (L*W*H)
6. Material of mould: Integral casting/moulding
7.Weight:34KG
8. Remarks: Each diameter of wire should match a die, if you need to weld 0.70mm, 0.80mm, 1.0mm, 1.20mm, 1.80mm, 2.0mm copper wire, it should make 6 single cavity dies, or 3 double cavity dies.
9. Flat wire also can be welded: for examle the wire size is: 8mm*3.0mm(length* thick); 3.0mm*2.0mm, etc.
Model | SZ-3TR 0.70mm-6.0mm aluminum wire solder or welder |
Application | Widely used in the cold welding for the wire of copper, aluminum, gold, silver, nickel, Platinum, zinc, Tin, niobium tantalum and other non-ferrous metal wire/rod |
Range of the wire | Copper: 0.70mm-4.5mm Aluminium: 0.70mm-6.0mm |
Structure | Precise Moulding(spheroidal graphite cast iron QT-600-3) |
Advantage | No power, no change of the resistance, clean, light, thin deposit, easy of operation , portability,aloft working is available |
Overall dimensions | 300mm*190mm*290mm (L*W*H) |
Material of mould | integral casting/moulding |
Weight | 38kg |
We provide trolly/bench/ desk with the machine if any need.
desk picture as follow:



It mostly used in weld following wires:

Welding dies pictures: ( SZ-3T, SZ-3TR dies picture):


For weld flat wire, only need cut the inside groove different.
It is also compatible with other supplier's welding dies/ welding machine. You can choose other supplier's machine and use our welding dies; or use other supplier's welding dies, but use our welding machine.

Advantage of Our cold welder:
*One year quality guarantee for main welding Machine. Lifetime Maintenance.
*Competitive price.
*Flexible delivery for sample and big order. Usually most not quite big orders can be delivered within 3 working days after order confirmed.
*10 years working experience for production & Research and Development.
* Certificate: CE, CCC, ISO9001-2008; exporting entitlement.
* Agents & distributors & representatives are welcome for all countries.
Delivery:
*For small order, we recommend by express like DHL, FedEx, UPS, etc. Large order by air, by sea, by train.
*All welders are in stock, only need time to make welding dies.
Exporting Countries we have:
We had exported many countries with good result, like South Korea, India, Pakistan, Sri Lanka, Indonesia, Malaysia, Singapore, Philippines, Vietnam, Thailand, Australia, Iran, UAE, Saudi Arabia, Turkey, Kazakhstan, Uzbekistan, USA, Canada, Russia, Finland, Germany, Serbia, Slovakia, Romania, Egypt, South Africa, Morocco, Tanzania, Angola, Brazil, Mexico, Argentina, Chile, Colombia, etc.
Wire gauge of AWG, SWG, MM;

Contact Information:
(MISS) Lana Wei
Shanghai Shengzao Mechanical & Electrical Equipment Co., ltd
Tel: +86-021-52697550
Mobile:+86-18956225701 ( whatsapp/ WeChat)
Skype:lanalana0562
Website: www.szlenghan.com
www.shshengzao.com
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