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Question:

Injection molding industry: requirements for plastic hot air dryers! Fifty

1, our company engaged in mold development and injection molding industry, seeking plastic hot air dryer work instructions;2, I hope that colleagues provide engineering plastics drying requirements: for different materials drying time and temperature control;Thank you very much.

Answer:

Commonly used thermoplastic hot air (hopper), dry and hot temperature are controlled; Pc material 100~120/3~1.5 hours. ABs80~90/1~2. PA; 110~125/2.5~3.5. PBT; 90~120/3.5~4 (fiber reinforced 120~150/4~6). PMMA; 85~95/2~3. HIPS:80~90/1~2.PS:70~80/0~2 handles some material without baking can also be seen as the normal production, but what standard products. Feeding steps ~ this is very tangled! Because many are now using automatic suction machine and the people take the stairs a little difference between feeding, do not say, lest others laugh just 4SS, according to the actual situation, their own describe does not become, why copy.
Raw material drying instructionProcess name: use equipment: 1., oven operation book number:Drying of raw materials 2. drying cylinder QB/WS-JS-0042Process number: 3. automatic pumping machine production department: injection molding departmentMaterials or materials used: date of revision: 2009.02.20All plastic raw materials: B EditionNotes for drying of raw materialsName, drying temperature (DEG), drying time (H), name of commodity, drying temperature (DEG C), drying time (H), 1. steps of operationSpecial attention should be paid to the characteristics of ABS 80-90, 2-4, PPT/PPR 2 raw materials.PC 100-120, 6-8, PBT 1204PA6 110-120, 4-6, PSF/PSU, 110-120, 6-10PA66 110-120, 4-6, EVAPS 70-80, 2-3, AS, 75-85, 3-5POM 75-80, 3-5, PPS, 130-150, 3-5PMMA 85-95, 3-5, TPE, 70-80, 2-3PPO 80-85, 4-6, ABS+PC, 90-110, 4-5PE polysulfone 130-150 6-10PPStep 1. drying the raw material according to the production requirement.2. raw materials packed in clean oven baking pan put in impurity set temperature, and drying in the record on the record.3. after the raw material is baked, remove, cool, and record on the drying record
At present, you have what kind of material, I will help you answer.

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