TH551 Metal Passivator (Benzotriazole derivative)
1. Description
It has good anti-oxidation and copper corrosion inhibition. It is able to form the inactive film or create the chelate complex in combination with metallic ions to prevent metal oxidation.
2. Applications
It is used primarily for turbine oils, oil film bearing oils, industrial gear oils, transformer oils and circulation oils. It is forbidden to mix with ZDDP, otherwise the settling would occur.
3. The recommended dosage
from 0.03% to 0.1%.
4. Specification:
Item Typical value Test method
Appearance Brown transparent liquid Eye inspection
Density(20℃),kg/m3 910-1040 GB/T2540
Motion Viscosity (100°C), mm2/s 10-14 GB/T265
Flash Point °C, 130 min GB/T3536
TBN, mg KOH/g 210-230 SH/T0251
Oxidation test (increment), 90 min SHT 0193
5. Packaging and storage
30L/package,200L/package
The requirements of SH/T0164 should be met during the storage, handling and blending.
The maximum temperature should not exceed 60°C . It is non-flammable, non-explosive, and non-corrosive. The precautions in safety, environment control, and application are the same
as those of common petroleum products, having no need of special protection
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China