Quality inspection institutions are institutions that control and inspect product quality. Responsible for organizing the inspection of factory materials, semi-finished products and finished products, responsible for supervision, inspection and management of product quality, and ensuring that products meet standards or contract requirements.

In the quality inspection organization, the coating thickness required for different products in different applications is different, the film thickness difference of a few microns, the color is also quite different, so in order to ensure the quality of the coating film quality of the customers of the quality inspection organization Generally, customers are advised to determine the actual film thickness required before making model selection and ordering. This article introduces a list of wire Bar Coaters that users of quality inspection institutions usually choose when doing quality inspections.
| model | brand | Applicable wet film thickness |
| RDS 20# 3/8" | American RDS | 45.7μm |
| RDS 4# 3/8" | American RDS | 9.1μm |
| RDS 7# 3/8" | American RDS | 16.0μm |
| RDS 18# 3/8" | American RDS | 41.1μm |
| RDS 30# 3/8" | American RDS | 68.6μm |
| RDS 22# 3/8" | American RDS | 50.3μm |
| OSP-80/250 | Japanese OSP | 80μm |
| OSP-25/250 | Japanese OSP | 25μm |
| OSP-60/250 | Japanese OSP | 60μm |
| OSP-100/250 | Japanese OSP | 100μm |
| OSP-30/250 | Japanese OSP | 30μm |
OSP-40/250 | Japanese OSP | 40μm |
OSP-120/250 | Japanese OSP | 120μm |
| For more brand wire rod models, click: https://www.nbchao.com/a42/ | ||
It can be seen from the table that the quality inspection agencies still have relatively large differences in rod numbers. For different film thickness requirements, the selected rod numbers are different. The calculator tool can provide a good reference, click to use the wet film thickness calculator: https://tool.nbchao.com/mohou/ .
