A selection of popular questions and their answers:

Q. What are the advantages and disadvantages of solar and battery powered welding helmets?

A. Solar-powered photovoltaic technology is now quite mature in the welding sector, and is widely used across most brands of auto-darkening filter ADF welding helmet. All ADF welding helmets have a battery of some kind, but those not marketed as battery-powered or battery-assisted tend to be categorised as solar-powered and depend on a low-voltage rechargeable cell, which is topped-up by the photovoltaic panel to provide an acceptable service life. Weldability Phantom XL, is battery-assisted and includes a lithium coin or similar cell to increase the voltage and therefore improve the performance of the ADF. Performance improvement in battery-assisted models is evident through greater sensitivity lower minimum current reactivity, faster switching speed and better reliability. However, this improved technology and performance tends to mean the ADF helmet is at a slightly higher weight and cost.

Q. Tig rod for brazing bronze?

A. Material can be Tig brazed using Sifphosphor Bronze No.8

Q. Tig rod for welding 4130 material?

A. Material can be welded using Sifsteel HF6

Q. Rod for Oxy/Acet welding of Dyecast Aluminium?

A. Material can be welded using Sif 555 Al Solder

Q. Tig rod for welding copper to copper?

A. Material can be welded using Sifsilcopper No.985

Q. Rod for brazing copper to brass?

A. Depending on the physical size of the components the type of brass involved and the final use of the item being brazed there is more than one option for these types of application Sifbronze No.1 Sifbronze No.101 or SIF Silver Solder can be used for joining these materials together.Remember to apply the correct flux for the product chosen.

Q. Tig rod for joining Albronze to copper?

A. Materials can be joined using Sifalbronze No.32

Q. Brazing rod to use with a Gas Fluxer machine?

A. Rod to use would be SIFBRONZE No.101.This is a special brazing rod containing specific additions of Manganese and Tin,giving it free flowing characteristics.