Ball Mill Rubber Seal With Tensile Strength 18MPa For Mining Machine Spare Parts
Rubber seal for ball mill ball mill seals
| Rubber Seal |
| Rubber material code | NR-TM70-1 |
| Basic physical properties | Hardness (Shore A type), ℃ | 75±5 |
| | Tensile strength, min., MPa | 18 |
| | Elongation at break, min., % | 350 |
| Heat resistance test | Experimental conditions 70℃×72h |
| | Hardness change,℃ | 0~+10 |
| | Change in tensile strength, max., (%) | -25 |
| | Change in stretch rate, max., (%) | -25 |
| Ozone resistance test | Experimental conditions (50±5)pphm×(40±2)℃×72h×20% |
| | Are there any cracks | No cracks |
| Compression test | Experimental conditions 70℃×72h |
| | Compression permanent deformation, max., (%) | 50 |
| Akron abrasion | Abrasion, max. | 0.3 |
| Cold resistance test | Brittle temperature, ℃ | -35 |
Luoyang Zhongtai Industries Co., Ltd. the former was CITIC Heavy Machinery Industry and Commerce Co., Ltd. It was used be subsidiary of CITIC Heavy Machinery Co., Ltd. The company was founded in 1981 and finished joint stock reform in 2005. There are eight subsidiaries and it's an independent legal entity with the qualifications of operating import & export trade.
With a garden-like industrial park and modern standard plant covering 80,000 square meters, CIC HMC possesses advanced equipments, technologies and detecting methods. After more than 30 years development, the company has developed into a collectivized one with product designing, manufacture, installation and technical services as a whole. The products comprise all the equipments used in mining, metallurgy, construction materials, mining processing, petrol chemical, new power generation as well as the related accessories with automatic control, engineering plastic, high power reducer and large-sized castings & forgings, etc. Now, CIC HMC is the national major industry and heavy machinery manufacturing base in the middle of China.
Through focusing on marketing and improving management inside, optimizing the resource collocation, progress the strategy of science and technology leading enterprise development, CIC HMC has formed its own unique product structure and technological superiority. Besides, it has completed more than 20 major research projects, five of which won National Science and Technology Progress Award, three got Henan Science and Technology Progress Award, and more than 20 have national patents. It has been recognized as the Mining Machinery and Scientific Research Base by China University of Mining and Technology and the Teaching Practice Base of Henan Science and Technology University.
ZTIC has acquired ISO 9001:2008 Certification of conformity of Management System Certification, Mine Product Safety Authentication, Recognition for BV Mode Ⅱ Survey Scheme in France, Mining Electrical Equipment KY Certification, etc.
The company has also acquired "Fully Quality Management Achievement Award", "Top 50 Enterprises", "Henan Outstanding Innovative Enterprise” and “The Most Powerful Enterprises of Henan" in 2010. 
