Mixer quality appraisal

mixer is a mechanical device that mixes different materials through mechanical force. Its main function is to fully mix various bulk, powder, granular and other materials to form a mixture that meets the requirements. There are many types of mixers, which can be divided into gravity mixing, forced mixing, high shear mixing, etc. according to different mixing principles.
mixer is widely used in pharmaceutical, food, chemical, building materials, metallurgy and other industries. Among them, it is used most in the pharmaceutical industry, such as tablets, powders, health products and other products.
In mixer quality appraisal cases, Zhongke Testing can provide mixer quality appraisal services.

is divided according to the operating principle of the mixer: horizontal twin-shaft ribbon mixer, double-spiral conical mixer, inclined strong mixer;
is divided according to the mixer cylinder structure: semi-closed, closed, open mixer;
is divided according to the mixed materials of the mixer: liquid mixture mixer, solid mixture mixer, solid-liquid mixture mixer.

JB/T20106-2022 Medicinal V-type mixer
YB/T 4924-2021 Strong countercurrent mixer
NY/T 1024-2006 Technical specification for quality evaluation of feed mixer
JB/T 20196-2020 Medicinal airflow mixer
JB/T 20010-2017 Medicinal universal mixer
JB/T 12779-2016 Ribbon feed mixer
JB/T 20012-2015 Medicinal trough mixer
JB/T 11694-2013 Paddle type feed mixer Energy efficiency limits and energy efficiency levels
JB/T 11688-2013 Double-shaft paddle type feed mixer
JB/T 11689-2013 Single-shaft paddle type feed mixer
0HG/T 2474-2014 Spiral cone mixer
1JB/T 20152-2013 Planetary mixer
2HG/T 4273-2011 Thermosetting powder coating premixer
3JB/T 20011-2009 Pharmaceutical turnover hopper mixer
4JB/T 11928-2014 Continuous paddle molasses mixer
5

The mixer purchased by a heavy industry company did not meet the technical requirements stipulated in the agreement, and a dispute arose with the equipment manufacturer.
was entrusted by the court to conduct an appraisal and analysis on "whether there are quality problems" with the mixer involved in the case.
appraisal analysis results: The
appraisal analysis expert group discussed the relevant information and on-site investigation of the mixer involved in the case and made a comprehensive quality and technical analysis, and made the following suggestions and conclusions: The seal of the planetary gear box of the mixer involved in
was unreliable, causing the lubricating oil to leak into the mixing kettle when the mixer was in use, which did not comply with the content of the mixer's "Technical Specifications". There are holes and defects at the inner bottom of the mixing kettle near the edge, indicating quality defects.