1. How do barrel blankets effect the life-span of heater bands? A. Decreased
heater band life-span. B. Increased
heater band life-span. C. Heater
blankets have no effect on heater bands D. Barrel blankets cannot be used with heater bands.
2. What is the primary benefit of using barrel insulation blankets? A. Reduction of heat loss
leads to cost savings. B. Increased machine 'ramp-up' time. C. Decreased heat generation. D. Increased ambient heat.
3. On what type of molding machines can barrel blankets be used? A. Only on blow-molding machines. B. Only on injection molding machines. C. On any brand injection, extrusion or blow-molding machine. D. Only on extrusion molding machines.
4. What measurements are required when ordering barrel insulation blankets? A. Outside diameter of the barrel and distance between heater bands. B. Distance from flange to nozzle. C. Distance between terminal boxes and heater bands. D. Outside diameter of heater bands and distance between thermocouples
5. Can insulation blankets be used in clean room environments? A. No, the temperature in clean rooms is already set to cool machines
effectively. B. Yes, barrel blankets can be used in any molding
environment. C. No, barrel blankets are too dirty. D. No, only air-cooled machines should be used in a clean room.
6. In addition to heat loss reduction, what other benefits do barrel blankets offer? A. Increased heater band life,
increased worker safety, faster machine start-up. B. Increased worker safety, increased thermocouple life,
quicker cool-down period. C. Aesthetic
appearance, worker safety, increased production costs. D. Faster machine start-up,
reduced machine down time, faster process times.
7. What is the typical Return On Investment for a barrel insulation blanket system? A. 2 to 3 years. B. 6 months. C. 10 years. D. 18 to 24 months.
8. How long do barrel insulation blankets typically last? A. Three to six years. B. About 10 years. C. 18 to 24 months. D. Indefinitely.
9. What is the maximum rated temperature for barrel blankets? A. 2000 °F. B. 750 °F. C. 20000 °F. D. 5200 °F.
10. How long does it take to install a typical barrel insulation blanket system? A. About 8 hours. B. Less than 30 minutes. C. A few days at the most. D. Less than 5 minutes.
