MIL-STD-810G Method 508.7 Fungus Test

The purpose of this test is to evaluate the effect of the growth of a particular mold on the performance or use of the material.

In general, the effects of mold formation on ammunition are divided into two as direct and indirect effects, and their contents are as follows.

direct effect

• material from nature
• Wood, paper and natural fibers
• Animal, vegetable glue
• oily hydrocarbons
• Skin
• PVC
• Polyurethane
• Organic filled plastics

indirect effect

• Dust, oil, sweat etc. pollutants.
• Metabolic wastes from mold

A single procedure is used for mold testing. However, temperature and humidity conditions must be observed, and the test period is at least 28 days, for higher-level test conditions 84 days can be considered.

Test result decision

The results of the test are evaluated by qualified personnel as follows.

• growth rate of fungus
• The Direct Effect of Mold on Physical Properties
• Widespread effect on ammunition
• Nutrients that support fungal growth
• Impact on the human factor

Test request conditions

The following are the minimum ingredients that must be specified when requesting a test.

• Mold type, test time. MIL-STD-810G, Method 508.7 Mushroom, lead time(Days)