The design and manufacture of presses for the rubber industry is an important core competence for Doublestar. With our expertise in this area we are the world market leader for steel cord and conveyor belt presses. A large part of the conveyor belts used around the world are manufactured on our equipment.
Despite heavy loads, these conveyor belts always have to have best straight-running stability. Doublestar's excellent manufacturing and plant quality has proven its worth in the field.
Services:
uniform pre-tensioning of the individual steel cables
best pressure distribution
creel with cable guiding and controlled pre-tensioning of cables
cable clamping and tensioning device with heavy clamp
compactor lorry with pre-press
trimming knife as circular knife
Customer benefit:
excellent thickness tolerances due to multi-cylinder press without press bolsters
high availability
low production costs
high safety standards
long operating life
maintenance-friendly
| Model Performance parameters | XLB-1800X | XLB-1800X | XLB-1600X | XLB-1600X | XLB-1600X | XLB-1400X | XLB-1400X | XLB-1400X | XLB-1100X | XLB-1300X |
| 12000*2 | 10000*2 | 10000*2 | 10000*1 | 8500*1 | 10000*1 | 8000X2 | 5700*2 | 5700*2 | 4000*2 |
| Heating plate size (mm) | 1800*12000 | 1800*10000 | 1600*10000 | 1600*10000 | 1600*8500 | 1400*10000 | 1400*8000 | 1400*5700 | 1100*5700 | 1300*4000 |
| Nominal total pressure (mn) | 74 | 72 | 56 | 64 | 47.6 | 49 | 34 | 25 | 17.55 | 14.56 |
| Heating plate unit pressure (mpa) | 3.4 | 4 | 3.5 | 4 | 3.5 | 3.5 | 3.1 | 3.13 | 2.8 | 2.8 |
| Ram diameter (mm) | 500 | 500 | 450 | 500 | 500 | 450 | 400 | 360 | 500 | 500 |
| Ram Qty (pc) | 18 | 18 | 18 | 18 | 14 | 18 | 16 | 10 | 5 | 4 |
| Max. Ram stroke (mm) | 400 | 300 | 400 | 300 | 300 | 300 | 400 | 400 | 520 | 250 |
| Clamping force (mn) | 1.2 | 1.5 | 1.2 | 1.2 | 0.6 | 0.9 | 1 | 0.72 | 0.5 | 0.5 |
| Tensioning force (mn) | 1.1 | 1.2 | 1.1 | 1 | 0.5 | 0.8 | 0.9 | 0.6 | 0.4 | 0.4 |
| Steam pressure (mpa) | 0.63 | 0.6-0.8 | 0.63 | 0.6-0.8 | 0.63 | 0.63 | 0.63 | 0.63 | 0.63 | 0.63 |
| Cooling water pressure (mpa) | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Control form | PLC | PLC | PLC | PLC | PLC | PLC | PLC | PLC | PLC | PLC |
| Overall dimension of main machine | Length (mm) | 12000 | 1000 | 10000 | 10000 | 8500 | 10000 | 8000 | 5700 | 5700 | 4000 |
| Width (mm ) | 2900 | 2740 | 2660 | 2560 | 2980 | 2400 | 2400 | 2350 | 1800 | 2050 |
| Height ( mm ) | 3930 | 3660 | 4120 | 3520 | 3325 | 3580 | 3880 | 4170 | 3305 | 2795 |
Qingdao Newdesen Industry Co., Ltd. is one of the leading manufacturers of rubber machinery in China and located in Jiaonan, Qingdao, China and has got ISO9001 quality system certificate.
The main products are semi-steel radial tire building machine (First stage and second stage), all-steel radial tire building machine (Two drum and three drum), tire curing press (45, 48, 55, 63.5, 65.5 inches), all kinds of conveyor belt press-lines, all kinds of batch off and large two-roll mixing mill series, etc. Our company can also design and manufacture all kinds of non-standard rubber machines according to the requirement of clients. We can provide the service for large projects including machines and technology of bias tire, all-steel radial tire, semi-steel radial tire and all kinds of conveyor belt, etc.
