东莞拓凯贸易有限公司
供应日本宇部UBE顺丁橡胶 丁二烯橡胶BR VCR617
东莞拓凯贸易有限公司长期大量供应日本宇部UBE BR150/150L/VCR617等顺丁橡胶，欢迎来电咨询。
东莞拓凯贸易有限公司
东莞市南城区莞太路27号南城供销社商务大厦502
电话：0769-22882205
传真：0769-21689559
邮箱：info@hechengxiangjiao.com
联系人：陈先生（13712996205）
Polybutadiene Rubber UBEPOL VCR®
Synthetic Rubber
1. Raw Polymer Properties
| Grade | VCR412 | VCR617 | VCR450 | VCR800 | ||
|---|---|---|---|---|---|---|
| Mooney viscosity | ML1+4 ,100°C | 45 | 62 | 39 | 40 | |
| n-Hexane insoluble *1 | (wt%) | 12 | 17 | 3.8 | 5.3 | |
| Microstructure *2 | Cis | (wt%) | 98 | 98 | 98 | 98 |
| Trans | (wt%) | 1 | 1 | 1 | 1 | |
| Vinyl | (wt%) | 1 | 1 | 1 | 1 | |
| Specific gravity | (g/cm3) | 0.91 | 0.91 | 0.91 | 0.91 | |
| Anti-Oxidant | non-staining | |||||
| Package | 35kg bale | |||||
*1
SPB content in VCR
*2
Microstructure of matrix polymer
2. Compound Properties
| Grade | VCR412 | VCR617 | VCR450 | VCR800 | BR150 | ||
|---|---|---|---|---|---|---|---|
| Compound mooney viscosity | ML1+4 ,100°C | 71 | 98 | 60 | 61 | 62 | |
| Curing Characteristic | ML | (dN•m) | 2.8 | 3.9 | 2.0 | 2.1 | 2.0 |
| MH | (dN•m) | 13.8 | 15.7 | 10.1 | 10.1 | 10.1 | |
| Ts1 | min. | 1.9 | 1.6 | 3.0 | 3.0 | 3.0 | |
| Tc(50) | min. | 8.3 | 7.6 | 8.8 | 8.8 | 8.5 | |
| Tc(90) | min. | 12.2 | 10.8 | 12.4 | 12.6 | 11.7 | |
3. Vulcanizate Propertie
| Grade | VCR412 | VCR617 | VCR450 | VCR800 | BR150 | ||
|---|---|---|---|---|---|---|---|
| Hardness | Type A | 75 | 81 | 66 | 66 | 64 | |
| 100% modulus | MPa | 4.6 | 6.3 | 2.8 | 2.9 | 2.4 | |
| 200% modulus | MPa | 11.0 | 13.7 | 7.2 | 7.4 | 6.5 | |
| 300% modulus | MPa | - | - | 12.9 | 13.1 | 12.5 | |
| Tensile strength | MPa | 16.4 | 16.2 | 17.0 | 16.7 | 16.0 | |
| Elongation | % | 290 | 250 | 390 | 380 | 380 | |
| Tear resistance | kN/m | 62 | 65 | 59 | 61 | 56 | |
| Rebound | BS | % | 50 | 46 | 52 | 49 | 57 |
| Compression set | % | 25 | 24 | 24 | 25 | 22 | |
| Heat build up | ΔT | °C | 33 | 36 | 29 | 30 | 27 |
| P.S | % | 12 | 13 | 9 | 9 | 8 | |
| Pico abrasion resistance |
INDEX | 249 | 260 | 238 | 230 | 209 | |
| Lambourn abrasion resistance |
slip rate 20% |
INDEX | 72 | 62 | 93 | 90 | 100 |
| slip rate 60% |
INDEX | 67 | 59 | 92 | 88 | 100 | |
| Cut growth resistance (Cut length ; from 2mm to 15mm) |
cycles | 28000 | 37000 | 12800 | 14000 | 4700 | |
| Cut generation | *104cycles | 14 | 7.7 | >30 | >30 | 27 |
|
