Application of VII Polymethacrylate HH-6300V in the hydraulic oils
VII Polymethacrylate HH-6300V is recommended in the hydraulic oils with low temperature and high viscosity index with the following formulation for clients’ reference
32 | 46 | 68 | |||
100N | 93.15 | 62.2 | 35.4 | ||
Dosage％ | 500N | 30.95 | 57.75 | ||
HH-6300V | 6 | 5.5 | 6 | ||
Functional Additive | 0.85 | 0.85 | 0.85 | ||
Test Method | |||||
KV,40℃mm2/s | 30.60 | 43.0 | 68.35 | GB/T265 | |
KV,100℃mm2/s | 6.915 | 8.99 | 12.18 | GB/T265 | |
VI | 197 | 180 | 177 | GB/T1995 | |
POUR Point,℃ | -50 | -40 | -40 | GB/T3535 | |
flash Point（COC）℃ | 208 | 218 | 232 | GB/T 3536 | |
Demulsibility(40-37-3)54℃,min | 5'40〃 | 4'10〃 | 5'40〃 | GB/T 7305 | |
shear stability (250Times cycles KV changed，% | 1.25 | 1.2 | 1.28 | SH/T0103 | |
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