用于两种相同耗材的拼接。模仿霓虹国的模型。
配件：

0.4mm线径 3.5mm外径 30mm长度 弹簧 TB上 10个4.5元人民币

1.8mm内径 2.6mm外径 铁氟龙管 40mm长度 TB上 5米6.2元人民币

1.将需要熔接的耗材插入到铁氟龙管中间 使用打火机内焰，加热4秒。推动耗材一端，使耗材重新熔接。
2.用两片夹板夹住弹簧，抽出熔接好的耗材。
3.使用打火机内焰，加热耗材连接部分，轻轻拉扯，使得耗材熔接而变粗的部分，稍细一点。这样不会堵住热端。

For splicing two identical consumables. It imitates the model from JP Country. Accessories:

0.4mm wire diameter, 3.5mm outer diameter, 30mm length spring, on Taobao, 10 pieces for 4.5 RMB

1.8mm inner diameter, 2.6mm outer diameter Teflon tube, 40mm, on Taobao, 5 meters for 6.2 RMB

1. Insert the consumables to be fused into the middle of the Teflon tube and use the inner flame of a lighter to heat for 4 seconds. Push one end of the consumable to allow it to re-melt and join.
2. Use two clamps to hold the spring and pull out the fused consumable.
3. Use the inner flame of the lighter to heat the connected part of the consumable and gently pull it, making the thickened part of the fused consumable slightly thinner. This will prevent it from blocking the hot end.