... . For A, B, and C type 5 gallon cap. 2738 for core, P20 for base. HRC48- ... 51.life: 3,000,000 time 5 Gallon Cap Injection Moldfor A, B, and C type ... 5 gallon cap2344 HRC50-52 for core, P20 for base. , ... hot runner design assures uniform heating and improves the plastic product quality greatly;5. High efficiency is attained with water cooling at ...