Japan, Nippon Tokushu Kento
Nippon Tokushu Kento PVA Grinding Wheels
Made in Japan
Manufacturer: Nippon Tokushu Kento Co., Ltd.
Model: PVA
Features
PVA Grinding Wheels made from PolyVinyl Alcohol and much characterized by its sponge type structure. It has elasticity effect, providing smooth mirror finish without scratches and heat generation.
Major Applications
Watch cases, accessories, necktie pins, and various stainless steel products
Specifications
Straight Type
| Abrasive | Grit | Grade | Physical Properties |
| C (GC) | 46 | 13M | 25D-6 |
| 60 | 10M | 20D-8 | |
| 80 | |||
| 120 | 7M | 15D-10 | |
| 220 | 5M | 13D-10 | |
| 320 | |||
| 400 | S1 | 8D-10 | |
| 600 | |||
| 1000 |
Mounted Point Type
| Abrasive | Grit | Grade | Physical Properties | D x T x Axis D |
| C | 46 | H | 27D-8 | 13 x 13 x 3 |
| 60 | 25 x 25 x 6 | |||
| 80 | 22D-9 | 25 x 35 x 6 | ||
| 120 | 17D-9 | 32 x 32 x 6 | ||
| 220 | 15D-10 |
