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IEC 61869-2
a) Fire properties of thermoplastics materials
and non-conventionally configured ESP systems such as inverted systems
Various appendices provide current information on the possible effects of vibration
Conveyor belts with heat-resistant rubber covers. Heat resistance of covers. Requirements and test methods not-for-sale IEC 61869-21 Scope This International Standard specifies requirements and test methods for the relative level of heat resistance of conveyor belt covers made of rubber. It gives the permissible variations of hardness, elongation at break and tensile strength after exposure to heat. It is applicable only to those conveyor belts having a cover thickness greater than or equal to 4 mm. It is not suitable or valid for light conveyor belts as described in ISO 21183
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