Qingdao Beishun Environmental Protection Technology Co.,Ltd
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"Steam-heated Solid Rubber Agricultural Vehicle Tire Curing Press Machine"
This machine is a specialized piece of equipment designed for a very specific and demanding application. Each part of the name points to its core function and technology.
This is the critical product definition.
Solid Rubber: Unlike pneumatic (air-filled) tires, these are made entirely of solid rubber compound. They are incredibly durable, puncture-proof, and capable of carrying heavy loads.
Agricultural Vehicle: This includes tires for machines like skid-steer loaders, forklifts, agricultural tractors (for specific applications), and other industrial and farm equipment. These tires operate in harsh environments with abrasives, chemicals, and heavy loads.
Implication for the Press: The press must be extremely robust to handle the high pressure needed to form dense, void-free solid rubber. The molds are typically for a single, large, and heavy tire per cycle.
This is the traditional and effective heating method for large, thick rubber products.
What it means: Instead of electric elements in the platens, this press uses pressurized steam circulating through internal channels within the massive platens to heat the mold.
Why it's used for Solid Tires:
Excellent Heat Transfer: Steam provides very efficient and uniform heat transfer across large surface areas, which is crucial for curing a thick, solid rubber tire evenly. Without uniform heat, the outside could be overcured while the inside remains undercured.
High Thermal Capacity: Steam is capable of delivering a large amount of heat energy quickly, which is necessary for bringing a large mass of rubber up to curing temperature.
Established Technology: This is a proven, reliable method for this heavy-industry application.
This indicates a specific type of press, often a tire curing press with a unique configuration.
Typical Design: These are often vertical presses with a multi-segment mold that opens and closes like a clamshell or with multiple segments that retract to release the finished tire.
Process: The uncured, pre-formed rubber blank is placed inside the mold. The press closes, the internal "bladder" or "bag" (in some designs) may expand to help shape the tire, and steam heat and pressure are applied for the duration of the cure cycle.
Technical parameters
| TYPE | XLB-DQ(C)300*300*2 | XLB-DQ(C)400*400*2 | XLB-DQ(C)600*600*2 | XLB-DQ(C)1000*1000*2 | XLB-DQ(C)1500*1500*2 |
| Total pressure | 0.25 | 0.50 | 1.00 | 4.00 | 8.00 |
| Palte size | 300*300 | 400*400 | 600*600 | 1000*1000 | 1500*1500 |
| Plate clearance | 125 | 125 | 125 | 125 | 125 |
| Woring layer number | 2 | 2 | 2 | 2(4) | 2(4) |
| Piston stroke | 250 | 250 | 250 | 250(500) | 250(500) |
| Plate pressure | 2.1 | 3.1 | 2.8 | 4.0 | 3.6 |
| Motor power | 2.2 | 2.2 | 3 | 5.5 | 5.5 |
| weight | 1050 | 1300 | 3500 | 11000 | 22000 |
Preform: A specific amount of uncured rubber compound is weighed and pre-shaped into a rough form that approximates the final tire shape. This is called a "preform."
Loading: The preform is manually or mechanically placed into the bottom half of the open, heated mold.
Curing Cycle: The press closes with immense force, locking the multi-part mold. Steam is circulated through the platens, transferring heat to the mold and then to the rubber. The pressure and heat cause the rubber to flow and fill the mold cavity completely, vulcanizing into its final, durable solid form.
Demolding: After the long cure cycle is complete, the press opens, and the heavy, hot solid tire is removed. It may then be trimmed and inspected.
Advantages:
Uniform Curing: Ideal for the thick cross-sections of solid tires.
Powerful Heat Source: Can maintain temperature consistently even when a large mass of rubber is drawing heat away.
Robust and Proven: Well-suited for the harsh environment of a tire factory.
Disadvantages:
Requires a Boiler Plant: Needs a separate, expensive boiler system to generate steam, along with pipes, traps, and water treatment.
Lower Energy Efficiency: Significant heat loss occurs in the steam generation and distribution system.
Slower Response Time: It's harder to make rapid temperature adjustments compared to electric systems.
The Steam-heated Solid Rubber Agricultural Vehicle Tire Curing Press Machine is a heavyweight in every sense. It is a specialized, robust, and powerful machine designed for the demanding task of producing large, solid rubber tires where uniform curing through a thick cross-section is the highest priority. While steam heating is less energy-efficient than electric, its superior heat transfer capabilities for massive products make it a classic and still-relevant choice for this specific industry.