HB 6841-1993
Technical requirements and evaluation methods of plastic mold cavity surface roughness samples and plastic samples (English Version)
- Standard No.
- HB 6841-1993
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- Professional Standard - Aviation
- Latest
- HB 6841-1993
- Scope
- This standard specifies the surface characteristics, evaluation methods, markings, packaging, etc. of mold cavity surface roughness samples processed by polishing, grinding, sandblasting or electric spark methods and plastic samples copied using the samples. This standard applies to the surface roughness of the plastic mold cavity and the manufacturing and inspection of plastic samples; it also applies to the design, manufacturing and acceptance of plastic molds.
HB 6841-1993 history
- 1994 HB 6841-1993 Technical requirements and evaluation methods of plastic mold cavity surface roughness samples and plastic samples
