Cup-Container-Sealing

Improved heater life, faster cycle times, better heat transfer

Background

Description of company: Container sealing OEM

Identified Problems and concerns

• Legacy heater coiled inside channel
• Short heater life
• Heater replacement creates downtime
• Profile across sealing area inconsistent

Identified root causes

Heater Reliability

• Heater by design had tangential contact with channel—reducing heat transfer and heater life
• Loose fitting heater could shift in channel
• Delicate cold section prone to breaking with extensive movement

Hotset Solution

Form in place 3.1mm diameter heater with flexible cold section

• Intimate contact with channel improved heat transfer and heater life
• Heater does not shift in channel
• Improved refresh rate and cycle time
• Heater life is over 12 times that of previous heater supplier

Long Success

• Improved refresh rate and cycle time
• Heater life is over 12 times that of previous heater supplier
• Uniform profile on heating surface