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| Comparison of cost performance between common PP antistatic sheet/roll y permanent PP antistatic sheet/roll | ||||
| Common PP antistaitc sheet/roll | Permanent PP antistatic sheet/roll | |||
| Estabilidad | unstable, depend on the temperature of environment | Stable, independent of ambient humidity | ||
| Permanence | impemanence (valid for one year) | permanence | ||
| Sence of touch | Smooth feeling | Drying feeling | ||
| Cleanliness | Low cleanliness will contaminate parts | Very clean | ||
| Tecnología | Old technology | New technology | ||
| Precio | Cheap | Expensive and can be reused after cleaning | ||
| Artículo | Resistencia (Ω) | Válido (año) | Observación | 
| Antiestático común de Rollo de pp | 10^10~10^11 | 1~2 | 1. General resistance of Rollo de pp is greatly affected by temperature and humidity. The appropriate temperature and humidity are 25℃ and 50% relative humidity respectively. 2. El valor de resistencia proporcionado por el diafragma de la empresa es el valor antes del moldeo y el valor de resistencia del producto terminado disminuirá después del moldeo. Por lo tanto, los requisitos del cliente deben confirmarse con anticipación. | 
| Antiestático permanente de Rollo de pp | 10^8 ~ 10^9 | 2~3 | |
| semiconductor de Rollo de pp | 10^6~10^8 | 5~6 | |
| conductor de Rollo de pp | 10^4~10^6 | 5~6 | 



