... flexibility, transparency, extensibility, soluble, radiation, working temperature: - 40 ° ~ 65 ° c.PP, polypropylene, flame retardant, low transparency ... , low impact resistance, good rigidity, working temperature: - 200c.best ... 2 flame resistance, good resistance to impact, soluble, working temperature: - 30 ° ~ 110 degrees Celsius.Brass. ...