
Polyurethane (PU) Adhesive Binder Glue for Plastic Athletic Track, Sport Running Track
The same raw materials can be produced with different hardness by adjusting the A/B/C component ratio, and the raw materials need not be replaced in the hardness switching process.
Product Introduction
We aim for excellence with a flexible approach and a spirit of continuous innovation to create high quality, durable, efficient and value-added Hot Casting Polyurethane Prepolyer, MDI System Casting PU Elastomer, MDI Two Componment PTMEG Type Casting PU for you. We should strengthen the care and care for employees, enhance their sense of belonging, and contribute to the construction of the enterprise. Looking forward to receiving your message! We actively carry out technological innovation to enhance our core competitiveness. We advocate being sincere, humbly, tolerant, and understanding.
Three componment MDI system PU Prepolymer
1. Characteristics of MDI raw materials
The same raw materials can be produced with different hardness by adjusting the A/B/C component ratio, and the raw materials need not be replaced in the hardness switching process.
1) Need catalyst intervention
MDI three-component feedstock belongs to semi-prepolymer, and the reaction rate of-0H is less than that of-NH2. In order to obtain better physical properties and production efficiency, catalyst is needed
2) Environmental protection
The vapor pressure of MDI is much lower than that of TDI, and it has aromatic odor and little toxicity in the production process, so MDI is a new material that meets the needs of environmental protection.
2. Advantages of the MDI three-component series
* Adjustable hardness: the same grade of three-component raw materials can be replaced by permutation and combination to produce products with different hardness.
* Environmental protection: MDI vapor pressure is lower.
* Low equipment energy consumption: The application temperature of MDI products is lower, and the equipment energy consumption is greatly reduced.
* High production efficiency: The intervention of the catalyst makes the production efficiency of MDI products higher than that of TDI products, with low energy consumption and high efficiency.
Specifications
Item | Standard | Unit | Hardness | |||||||
60A | 65A | 70A | 75A | 80A | 85A | 90A | 95A | |||
HJ33M-A | - | g | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
HJ33M-B | - | g | 224 | 184 | 144 | 124 | 104 | 84 | 69 | 56 |
HJ33M-C | - | g | 7.25 | 9.05 | 10.85 | 11.75 | 12.65 | 13.55 | 14.20 | 14.80 |
Catalyst | - | ‰ | 1~3 | 1~3 | 1~3 | 1~3 | 1~3 | 1~3 | 1~3 | 1~3 |
HJ33M-A temperature | - | ℃ | 45-50 | |||||||
HJ33M-B temperature | - | ℃ | 65-75 | |||||||
HJ33M-C temperature | - | ℃ | 35-40 | |||||||
Die temperature | - | ℃ | 100-110 | |||||||
Post-maturing conditions | - | h/℃ | (12-24)/100 according to product size | |||||||
Gel time | - | mins | 7~10 | 7~10 | 7~10 | 5~7 | 5~7 | 3~5 | 3~5 | 3~5 |
Demoulding time | - | mins | 40 | 40 | 40 | 30 | 30 | 30 | 30 | 30 |
Tensile strength | GB/T528-2009 | Mpa | 35-37 | 36-38 | 36-38 | 38-40 | 38-43 | 42-47 | 43-48 | 47-52 |
100% modulus | GB/T528-2009 | Mpa | 1—2 | 2—3 | 2—3 | 2—4 | 3—5 | 5—7 | 6—8 | 8—10 |
300% modulus | GB/T528-2009 | Mpa | 2—4 | 5—8 | 7—9 | 9—12 | 11—14 | 13—16 | 14—17 | 17—20 |
Elongation at break | GB/T528-2009 | % | 551-654 | 532-637 | 522-625 | 522-623 | 481-582 | 432-535 | 422-525 | 425-527 |
Tear strength | GB/T529-2008 | KN/m | 36-44 | 42-54 | 52-63 | 61-73 | 71-82 | 81-92 | 92-104 | 104-120 |
Rebound | GB/T1681-2009 | % | 51-52 | 50-52 | 50-52 | 49-51 | 48-50 | 45-47 | 43-45 | 41-43 |
Density (25 ℃) | GB/T533-2008 | g/cm2 | 1.21 | 1.21 | 1.22 | 1.22 | 1.22 | 1.23 | 1.24 | 1.24 |
DIN drum wear | GB/T9867-2008 | mm3 | ≤40 | ≤40 | ≤38 | ≤38 | ≤38 | ≤38 | ≤35 | ≤35 |
Our constant goal is to work hard to provide customers with high-quality Polyurethane (PU) Adhesive Binder Glue for Plastic Athletic Track, Sport Running Track. We will cooperate with you with fast and efficient service and reasonable prices, and create a better future with you! Sustainable development is not a momentary trend or an afterthought, but a principle that we have always implemented. We set professional service standards, realize every promise to customers, and truly be timely.
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