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We were pleased to support our favourite football team again on their end of season social. The Hartford FC U16 Stags have had a tremendous season finishing 4th in their division snd claiming some notable scalps along the way and demonstrating a never give-up attitude. To celebrate they went to Wildshore Delamere for a session on the inflatable water park followed by a bit of well earned food and then off to watch the England game. Plenty of jumping and diving (and dare we s

Voids are not uncommon in brazing but 4 common sources of issues are: Surface Contamination Zinc, cadmium and lead Braze Cycle and Temperature Issues Poor Joint Design Surface Contamination It's easy to be flippant about this and just assume that the furnace will burn these out. However any oils, dirt etc left on the surface of the parts often contain constituents that can volatize and gas out during the process. These gasses will try to find a route out, the contaminants on

We were really pleased to be able to support the Hartford FC U16 Stags on their Christmas social. Food didn't last long! The lads went to King Pins at the Trafford Centre for an afternoon of bowling, followed by arcade games and ice-free curling. Some of the lads had clearly bowled before whilst for some it was their first time but everyone enjoyed themselves including the chicken, chips and pizza served up afterwards. We went retro afterwards and organised some proper old-s

A question we were recently asked by a new customer was why was the incidence of surface imperfections greater following a sintering application as opposed to "standard" vacuum brazing. This customer wasn't using our product for that specific application but the issue is normally down to the binder used in the braze tape, an often overlooked part of the product. Invariably during any furnace process binder gas will escape, however because sintering is performed at a lower tem

We were asked earlier this week the best filler metal for brazing brass. Our customer wanted to process a brass part through their vacuum furnace. As many of you will be aware this is a big no and we obviously warned our customer accordingly but why is this such a big cause for concern? With brass it is the zinc content that causes the big issue because it can easily turn into gas vapour in the furnace when heated which can badly contaminate your furnace. However, if you ar

We had a customer enquiring for advice this week. They had been conducting a braze cycle using AMS4777 braze filler metal when the the...

Most operators have probably experienced braze paste, whether supplied pre-mixed, or made up on site which has either separated or has...

Vitta-Braz was really pleased to be able to support Hartford Stags U15 football team on their end of season karting experience. Some...

How do you select the right stop-off for vacuum brazing? A lot of focus is (quite rightly) given to ensuring the selection of the...

Why do you get braze splatter in furnace brazing? I was asked by a customer recently why he might be experiencing braze splatter on his...

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