Where supply shock Bomi closed?
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True gold fears fire, the door stand the test! Jining one hundred million Coal welcome your visit. 15376502879 Komori for your dedicated service.
Jining Coal Mining Equipment Co. million impact Bomi closed underground mine is essential goods for material distributed underground cavern and library materials, mainly from isolation to prevent shock and produce flames, poisonous gas diffusion to the outside roadway by total return air duct discharge, to protect lives and property.
Waterproof closed doors for the main substation within the underground drainage pumping station and the main channel leading to the shaft bottom, easily closed to prevent sudden immersion of water.
II: Model Specification
No. Model Specifications Remarks
1FM25001800X1100mm GB Value pressure 2500kpa
2FM15001800X1100mm GB Value pressure 2500kpa
Designed for closed door Shanxi, Inner Mongolia and Shandong designed for closed door impact Bomi closed
Third, the closed doors main structure
The impact Bomi closed the door frames, doors, dumplings page, atresia devices and other components.
1, door to unequal angle welding the frame member.
2, arcuate leaf shell plate, Tic-Tac-ribs, channel steel ring beam welding together.
3, the next page dumplings one-way thrust ball bearings.
4, the locking device to lock shaft rotary handle.
5, sealing method using 9-shaped cross-section rubber seal.
Phone: 0537-3151095 15376502879.
Want No: jnyimei0066.
Jining one hundred million Coal Mining Equipment Co., Ltd. also produces: Waterproof airtight doors, fire fence dual doors, door seal anti-shock, anti-shock valve, no pressure damper, air shaft blast doors, blast doors Inclined wells, underground refuge chamber isolation doors underground mine safety door.
Shandong billion in coal in the customer is God's purpose and dedication to providing services for the old and new customers, as professional, so reliable. Please call us.
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