I plant production XH-7 is the developed desiccant adapt to HFC-134a: chemical compatibility; high water absorption capacity; crushing strength of high particle; stem anti-wear capabilities; hydrated anti-wear ability.
Index | Unit | XH-5 | XH-7 | XH-9 |
Diameter | order | 8×12 | 8×12 | 8×12 |
Static water adsorption | ≥%wt | 20 | 18 | 18.5 |
Dynamic water adsorption | ≥%wt | 6 | 6 | 6 |
Bulk density | ≥g/ml | 0.8 | 0.8 | 0.85 |
Compressive strength | ≥N | 80 | 75 | 75 |
Attrition rate | ≤%wt | 0.1 | 0.1 | 0.1 |
Residual water content | ≤%wt | 1 | 1 | 1 |
Compatibility test of R-134a | ||||
The amount of fluorine-containing test before desiccant | ≤%wt | 0.018 | 0.018 | |
The fluorine content of the desiccant after the test | ≤%wt | 0.018 | 0.018 |
Potassium Type A (3A) molecular sieves
Sodium Type A (4A) molecular sieves
Calcium type A (5A) Zeolite
The sodium X type (13X) zeolite
DG-palladium catalyst catalyst
XH-7 zeolite
XH-9 zeolite
Massive desiccant
Hollow glass molecular sieve
Ammonia decomposition catalyst (N-938)
Activated Alumina
Ceramic ball