| OPTIMUM VULCANIZING TEMPERATURE: | 160℃(±5℃)--- 320℉ (±41℉) |
|---|---|
| RANGE OF VULCANIZING TEMPERATURE: | 155 ~ 165℃ --- 311℉ ~ 329℉ |
| VULCANIZING TIME: | 15mm / minimum 30 minutes |
| for every 1 mm increase in girth, increase die time by 2 minutes | |
SHRINKAGE ：（2.8％〜3.2％）
The characteristic of GREDIA Jewelry Molding Rubber
- Uses top quality rubber with lower density of impurities
- Can be filled in a more quick and efficient manner
- Strong tensile and extra high strength wears down slower
- High tension and resilience
JEWELRY MOLDING RUBBER TYPES
| COLOR | TYPE | HARDNESS | ITEM |
|---|---|---|---|
| SOFT | A38 ± 2 | A38 | |
| RESILIENT | A40 ± 2 | A40 |
Complete instructions are enclosed in each box.
For a more complete description and detailed instructions, please refer to our free technical bulletin.