6. Host hand position
① Before starting the main engine, start the temperature control system and open the required wind, electricity, water and steam valves.
② Check the upper bolt up and down movement, a round trip time is more than 15 seconds, check the discharge door switch operation, the switch is in place. Whether the conveyor belt is running normally, whether the feeding door is opened and closed in place, whether the belt is running normally, and whether the mixer is leaking.
③ When starting, adjust the speed of the main engine and the pressure of the top bolt according to the technical requirements.
④ According to the plan to use natural glue, synthetic glue and small medicine, sulfur, etc., so that the name is consistent with the real thing. When mixing in two or three stages, the master batch should be used according to the process requirements of the parking time, the minimum of 8 hours, in order to be used, the parking time is not enough or overdue and the glue number is not clear, and the unqualified can not be used.
⑤ When weighing the belt, the rubber material should be evenly distributed on the belt weight, and it is not allowed to exceed the width of the belt weight, to prevent the glue stuck in the feed port, and the belt weight can accurately display the name and weight of the rubber material.
⑥ When mixing, the plasticizer should be placed in the raw glue in the front row to ensure the plasticizing effect. The anti-burning agent (CTP) added in the final rubber refining should be placed in the front of the master rubber refining to ensure the anti-burning effect of the rubber material.
⑦ When mixing, the host hand should monitor the mixing process in front of the host console, cope with emergencies, and is not allowed to leave the console. When the mixer is in normal production, manual operation is absolutely not allowed, unless there is an emergency, manual operation can be used.
⑧ The host hand should command all personnel to coordinate, strictly operate according to the requirements of the process, and must obey the command order of the main control room.
⑨Press materials in the order of the production plan, and inform the main control room and other operators in time if the plan changes.
⑩ After the production of butyl rubber compound, it must be washed with car wash glue, otherwise it is not allowed to produce rubber compound containing A word and GQC. If IIR-Br is mixed, serious quality accidents will occur.
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