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US-430 issues

Started by Artis, February 12, 2021, 09:36:09 PM

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Artis

Hi guys,

Bought US-430 for extra long knives or 20/25 dps angle knives.

It was rusted around weld points.

So I complained to dealer, they opened another box and same issue.

I also reached out to Tormek support and they said I need to swap USB.

So dealer sent me new one.

Looks like they sanded rust sports and because it did not look nice, they sanded all around top bar.

Sanded area drags knife jig, it's like hitting brake once you reach that area.


Well, main issue is that both of them are around 1.5-2mm lower at the far end. They are not square.
So if I remove micro adjust, put them against each other I can see 3-4mm gap.

Which means if you sharpen really long knife USB height is 1.5mm lower by the time you reach tip.
And problem will be only on one side only.
1.5mm lower USB means angle will be ~2 dps lower which is not cool.

Checked both of them and they both are bent around threaded leg weld area. I guess welding forces are doing their job ?


I wish they made US-105 but with 5cm longer legs as it can sharpen pretty long knives anyways but has trouble going higher angle as legs are not long enough.
US-105 welds are so nice and it's perfectly square.

I think I'll get another one US-105 and use 430 only when absolutely needed.

Sharpco

#1
I'm a Tormek reseller in South Korea and I found rust on the same point in a few times.

So when I get US-430, I apply rust inhibitor on it before shipping to customer.

Ken S

I emailed this topic to a friend at Tormek this morning. He was pleased that the poster had contacted support. Based on past experience, I have no doubt that Tormek will investigate and rectify the situation.

For anyone sharpening longer knives, the US-430 really is a useful accessory.

Ken

Artis

Quote from: Sharpco on February 13, 2021, 02:59:38 PM
I'm a Tormek reseller in South Korea and I found rust on the same point in a few times.

So when I get US-430, I apply rust inhibitor on it before shipping to customer.

Did you notice they are not square ?

While we go extra mile for jig projection length measurement,
then set height with digital caliper up to 0.1mm precision but
turs out USB is not square and off by 1.5mm or almost 2 degrees only on one blade side.

While 1m of SS 12m rod costs here in NZ $7,
I paid $170 for USB and would expect top quality and squareness.


Sharpco

Quote from: Artis on February 14, 2021, 08:40:26 AM
Did you notice they are not square ?

While we go extra mile for jig projection length measurement,
then set height with digital caliper up to 0.1mm precision but
turs out USB is not square and off by 1.5mm or almost 2 degrees only on one blade side.

While 1m of SS 12m rod costs here in NZ $7,
I paid $170 for USB and would expect top quality and squareness.

They're not square like yours.

jeffs55

The NZ guy bought an "out of square rod and the reseller in Korea says his are not square. I find it hard to believe that Tormek is shipping product that is not perfect for its intended purpose. Therefore, if these products are defective there is a QC problem at Tormek or ............................ it does not matter. Which is it? Seems that it would be difficult to properly sharpen a blade when referencing against a non square edge. Square relative to the grinding wheel that is.
You can use less of more but you cannot make more of less.