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Quality standards for the products we handle
At Daio Seisakusho, customers handle parts“I can understand it sensuously”Quality classes are assigned and classified.
- There are five levels of appearance quality from S to D.
- Regarding performance (function), there are three levels from I to III.
About appearance quality
| Classes | impression | Scratches/dirts/unevenness/roughness/burrs | Target of use |
|---|---|---|---|
S |
Beautiful finish | Difficult to see | ・Branded goods, luxury accessories, etc. |
A |
Almost clean finish | If you look closely, there are slight scratches and color unevenness, but it is always inconspicuous | ・Accessory miscellaneous goods ・Relatively expensive souvenirs and gifts |
B |
Appearance quality with no problems in use | There are small scratches, burrs, and slight uneven finish.There is some roughness in the smoothness of the surface. | ・Reasonable accessories ・Small items such as bag metal fittings that occupy a small area of the product .Used in less noticeable parts |
C |
The quality is somewhat unsatisfactory | There are scratches and uneven finish that can be seen at a glance. There is roughness in the smoothness of the surface. Bali doesn't hurt as it gets caught in the finger pad. |
・Inexpensive novelty ・Distribution ・Use in inconspicuous parts |
D |
There is no dignity and outside appearance *Products with special functions only for price |
The appearance is notable for roughness, but there is no adverse effect on function or performance. There is no danger Bali. Handles defective products such as chips, rust, mold, and painful burrs. | ・Parts and tools ·the expendables |
Performance (excluding display and drive functions by electricity, etc.)
| Classes | Image of usability | Opening/Closing/Detaching/Expansion/contraction/Elasticity/Springiness | Target of use |
|---|---|---|---|
I |
Smooth Always comfortable to use. |
Opening and closing and putting on and taking off are not too tight or too loose. There is a proper feeling of operation (click feeling, etc.) |
.Variants that frequently operate moving parts (such as wallet opening and closing fittings) .Used by the elderly and small children on a daily basis ・Relatively high-quality sundries |
Ⅱ |
Average smooth Allowable range of slight discomfort (listed on the right) |
It can be opened and closed and put on and taken off almost smoothly, but it may be a little hard or loose.It has a spring-loaded opening and closing structure, and although it may get caught when opening and closing, it automatically returns to the origin. | -Items that are used on a daily basis but do not operate frequently (such as metal fittings for belts on bags and photo frames) ・Relatively reasonable sundries |
Ⅲ |
Somewhat coarse | It may get caught when opening/closing or attaching/detaching, but it fulfills its original purpose. The spring sometimes does not work well, but it will return to the home position with a little manual support. |
・ Movable parts are used infrequently (containers for lost cards, etc.) ・It is OK if it finally fulfills its purpose |
