Conveyor belt canvas pressure delay has not dried or excessive moisture. When the conveyor belt is made of polyester-cotton canvas, the rubber should be dried and then calcined and glued. If it is not dried, the water is too large, and the water is vaporized into bubbles when the conveyor belt is vulcanized.
EP cloth and nylon cloth do not need to be dried. Immediately after unpacking, the glue should be applied to prevent moisture from being exposed to the atmosphere. Especially when the air temperature is high in rainy weather, the calendered canvas should not be placed too long, and the formed core should be immediately Cover the glue, so as to avoid the core conveyor belt with the core to absorb moisture and foam.
    Large dip belt conveyor belt with core or cover rubber mixed with debris. In the rolling process, the molding process, if the core or the cover rubber is used, because the working environment is not clean enough, the net sticking impurities will also cause the foaming of the conveyor belt tape, so every part of the production process should pay attention to the environmental cleanliness. Do a good job in civilized production.
The temperature of the vulcanized flat cylinder port of the conveyor belt is too high, the cooling water is not well controlled, and the temperature of the cylinder vulcanizer position should be well controlled .
This article was transferred from Baoding Litong http:// Â Â Http:// Reprint please indicate the source, thank you for your cooperation.

Fermator Elevator Door Parts, Fermator Lift Door Parts
Fermator Group is the largest mono-product manufacturer of automatic doors for lifts in the world. Fermator doors are installed worldwide for light, medium and heavy traffic duty lifts, for domestic use, offices, airports, hotels and public buildings.
Year after year major investment has been made within the Group in order to increase production capacity, improve quality standards and provide the highest level of service to all our customers in more than 90 countries.
With headquarters in Spain and production plants located in France, Italy, Poland, Greece, India, China and Brazil, the Fermator Group responds effectively to the demands of all markets requiring automatic doors for lifts resulting in a major worldwide market share.
The automatic doors manufactured by Fermator comply with International Standards; EN 81-1/2, ASME A17.1-2000, and fire requirements EN 81-58 and UL 10B among numerous others.
Fermator Elevator Door Parts, Fermator Lift Door Parts
CEP Elevator Products ( China ) Co., Ltd. , https://www.zjelevatordoorsystem.com