GA-97XX
Herchy
| Argaeledd: | |
|---|---|
| Nifer: | |
GA-97XX Rwber Silicôn sy'n Gwrthiannol i Olew (HCR)
Cais: addas ar gyfer cynhyrchu cynhyrchion sy'n gwrthsefyll olew.
Nodweddion allweddol: cryfder uchel, goddefgarwch da gydag ASTM 1 # ac IRM903 Oil, pasio dilysiad RoHS a REACH.
Prawf: 1% o asiant halltu (50% past o DBPMH mewn gwm silicon), 175 ° Cx5min x15MPa.
| Paramedrau cynnyrch | |||||
| Cynnyrch | GA-9740 | GA-9750 | GA-9760 | GA-9770 | |
| Ymddangosiad | Llwyd | ||||
| Williamplastigedd | 140 | 180 | 200 | 260 | |
| Caledwch (ShoreA) | 40 | 50 | 60 | 70 | |
| Dwysedd(g/cm3) | 1.23 | 1.25 | 1.28 | 1.32 | |
| Cryfder tynnol (MPa) | 3.5 | 4.5 | 5 | 5.5 | |
| elongation(%) | 700 | 600 | 400 | 250 | |
| Cryfder dagrau (kN/m) | 15 | 15 | 15 | 15 | |
| Cywasgiad 175'C x22h(%) | 20 | 20 | 20 | 20 | |
| Aer yn heneiddio 225 ° C x70H | Newid caledwch | 1 | 2 | 2 | 2 |
| Cyfradd newid cryfder tensiwn | -25% | -25% | -25% | -25% | |
| Cyfradd y newid elongation | -30% | -30% | -30% | -30% | |
| IRM903olew 150°C x70H | Newid caledwch | -18 | -18 | -17 | -16 |
| Cyfradd newid cryfder tensiwn | -35% | -35% | -35% | -35% | |
| Cyfradd y newid elongation | -20% | -20% | -20% | -20% | |
| Newid cyfaint | 36% | 36% | 35% | 35% | |