Tailored Models Available: xk-160, xk-250, xk-300, xk-360, xk-400, xk-450, xk-560, xk-660
Advanced Gearbox Options: Planet Gearbox, Hardened Teeth GearboxEfficient Transmission Systems: Copper Bush, Roller Ball Bearing Bush
Precise Gap Adjustment: Manual Adjustment, Motorized Adjustment
Versatile Lubrication Methods: Manual Type, Automatic Type, Grease Oil, Thin Oil
Customizable Machine Configurations: Tailor-Made Solutions to Meet Your Needs
This state-of-the-art Open Rubber Mixing Mill Machine with Two Rolls is meticulously designed for ultimate efficiency in the mixing process. The key components of this advanced machine include robust rollers, a durable hardened teeth gearbox (excluding XK-160), an intuitive electrical cabinet, a reliable nylon bush transmission device, and a powerful main motor. Renowned for its versatility, this machine is widely employed in mixing, warming, and sheeting rubber, ensuring unparalleled performance and superior results.














1. The roller is meticulously crafted from alloy chilled cast iron, providing a hard and wear-resistant surface with an impressive hardness rating of HRC68-75.
2. Each roller end is supported by a roller ball bearing bush, offering the benefits of smooth operation, energy efficiency, low noise levels, and extended service life.
3. The roll gap adjustment is manually controlled, ensuring simple and straightforward operation.
4. Equipped with an overloading protection device, the machine ensures the main components are safeguarded against potential damage.
5. The machine features a single drive-type transmission structure, utilizing a nylon pin coupling to prevent damage to the main parts from transmission overload.
6. Designed with an integral base and a closed transmission mode, the machine is both safe and user-friendly.
7. For enhanced safety, the machine is equipped with an emergency button and a pulling rope.
8. The machine includes four sets of lubrication devices, optimized for grease lubrication.
9. Utilizing a PLC control cabinet, the machine can be tailored to fit your local industrial voltage and frequency requirements.
Parameter/model | XK-160 | XK-250 | XK-300 | XK-360 | XK-400 | |
Roll diameter(mm) | 160 | 250 | 300 | 360 | 400 | |
Roll working length (mm) | 320 | 620 | 750 | 900 | 1000 | |
Capacity (kg/batch) | 4 | 15 | 20 | 30 | 40 | |
Front roll speed (m/min) | 10 | 16.96 | 15.73 | 16.22 | 18.78 | |
Roll speed ratio | 1:1.21 | 1:1.08 | 1:1.17 | 1:1.22 | 1:1.17 | |
Motor power (KW) | 7.5 | 18.5 | 22 | 37 | 45 | |
Size (mm) | Length | 1104 | 3230 | 4000 | 4140 | 4578 |
Width | 678 | 1166 | 1600 | 1574 | 1755 | |
Height | 1258 | 1590 | 1800 | 1800 | 1805 | |
Weight (KG) | 1000 | 3150 | 5000 | 6892 | 8000 |
Parameter/model | XK-450 | XK-560 | XK-610 | XK-660 | XK-710 | |
Roll diameter(mm) | 450 | 560/510 | 610 | 660 | 710 | |
Roll working length (mm) | 1200 | 1530 | 2000 | 2130 | 2200 | |
Capacity (kg/batch) | 55 | 90 | 120-150 | 165 | 150-200 | |
Front roll speed (m/min) | 21.1 | 25.8 | 28.4 | 29.8 | 31.9 | |
Roll speed ratio | 1:1.17 | 1:1.17 | 1:1.18 | 1:1.09 | 1:1.15 | |
Motor power (KW) | 55 | 90/110 | 160 | 250 | 285 | |
Size (mm) | Length | 5035 | 7100 | 7240 | 7300 | 8246 |
Width | 1808 | 2438 | 3872 | 3900 | 3556 | |
Height | 1835 | 1600 | 1840 | 1840 | 2270 | |
Weight (KG) | 12000 | 20000 | 44000 | 47000 | 51000 |











We are an integrated Factory + Trade company with 30 years of expertise, dedicated to rubber machine design and production.
We also gladly accept OEM projects.
2. How to choose the most suitable products?
Our expert team will provide you with the best recommendations. Simply let us know what kind of product you need to produce and your required specifications.
3. Do you offer customization services?
Absolutely! We offer both standard and customized machines tailored to your requests. Share your requirements, and we'll strive to fulfill your needs.
4. What is your warranty policy?
Our standard warranty period is one year. During this time, we offer technical support and parts replacement.
If necessary, our engineers can visit your location for enhanced service.
5. How is the machine packed for transportation? Is it safely protected?
Our machines are securely packed in standard export wooden boxes, ensuring they remain undamaged during transport. We have successfully shipped many testing machines overseas by sea and air without any damage.
6. What is the order process?
Inquiry → Quotation → Communication → Order Confirmation → Deposit Payment → Production → Testing and Debugging → Balance Payment → Packing → Delivery → Customer Receipt → After-Service.