Complaint
HQT-561
Lubricant Corrosion Inhibitor/Metal Deactivator
2,5-Bis(tert-dodecyldithio)-1,3,4-thiadiazole/DMTD Derivative
CAS NO.: 59656-20-1
HQT-561 is an ashfree Corrosion Inhibitor/Metal Deactivator in lubricants. It gains wide use in engine oils, gear oils, hydraulic oils, greases and other lubricants.
Chemical:2,5-Bis(tert-dodecyldithio)-1,3,4-thiadiazole/DMTD Derivative
CAS NO.: 59656-20-1
Key Performance Benefits:
Light color and low odor
Outstanding corrosion inhibition effect
Good synergetic antioxidation and EP/AW performance
Equal to RC8210 or MC-210(Metall Chemie)
Characteristics
| ITEM | Typical value |
| Appearance | Light yellow liquid |
| Solubility | Soluble in lubricant bases |
| Density(20ºC), g/cm3 | 1.0-1.05 |
| Flash point(COC), ºC | 150min |
| S, % | 26.0-30.0 |
| Test Method | Without HQT-561 | 0.037% T561 | HF-2 Specification Requirements |
| Copper weightlessness, (mg/cm2) | 3.317 | 0 | 0.5 |
| TAN in water, /(mg KOH/g) | 0.56 | 1.66 | 6.0 |
| Appearance of Copper/grade | Corrosion | 1b | No black gray |
| Thermostability: sediment | None | None | None |
| color/No. | 7max | 7max | 7max |
| Demulsibility/min | (40-37-3)14' | - | (40-37-3)30' |
| Oil sample | induction period/ min | Increased induction period after adding HQT-561/min | Oil sample | induction period/min | Increased induction period after adding HQT-561/min |
| No.1 (SE grade oil) | 89 | No.5+0.5%T561 | 248 | 101 | |
| No.1 +0.5%HQT-561 | 126 | 36 | No.7 (SF grade oil) | 148 | |
| No.4 (SE grade oil) | 70 | No.7 +0.4%MD-06 | 222 | 74 | |
| No.4 +0.5%T561 | 127 | 57 | No.8 (SF grade oil) | 98 | |
| No.5 (SF grade oil) | 147 | No.8+0.6%MD-06 | 210 | 112 |
MD-06 is antioxidant package containing HQT-561
Recommended Dosage: 0.05-0.5%.
Packing: 200L metal drum
Shelf Life: 2 years, stored in dry, clean and well ventilated warehouses, lower than 45°C.
Q1. Are you a manufacturer?
Yes, HQT a high-tech comprehensive manufacturer integrated with R&D, production and sales. It is the largest and strongest producer in the South of China.
Q2: How do you control your product quality?
First, we are picking and testing samples from every step through the whole production lines, and there are several different inspectors to test the samples to guarantee the correct data.
Second, we have our own Q&C center to pick up and keep the samples from every batch in order to trace the quality when our clients have questions.
Third, the third part can be also acceptable for choosing.
Q3. What is your MOQ?
For lubricant additives, our MOQ is 4 drums loaded on one pallet.
For base oils, our MOQ is 1 FCL with the packing based on clients' requirements
For car care products and lubricant, our MOQ is usually one package or 1 FCL
Q4. What is your term of packing?
For lubricant additives, our packing is usually 200L metal drum, other packings such IBC tank can be also provided according to clients' needs.
Q5. What is your payment term?
T/T in advance, L/C is acceptable.
And our regular payment term is that T/T 30% as the deposit, and 70% against the photos for the accomplishment of the productions and packages before the delivery.
Q6. What is your term of delivery?
EXW, FOB, CFR, CIF, CIP
Q7. How about your delivery time?
Within 10 days after PO and receipt of your payment.
The specific delivery time will depend on the items and quantity of your order.
Q8. Can you produce according to the samples?
Yes, we can produce the suitable ones according to TDS or test data of your samples.
Q9. What is your sample policy?
We can supply the free samples with the freight cost paid by the buyers.
Q10: How do you ensure our long-term business relationship?
We are sincerely hoping to establish the good long-term business relationship with our esteemed clients, so we will do our best to guarantee our customers' benefit, stable quality and competitive prices are essential, and we are also provide our increasingly advanced technology for our clients' to meet the increasing needs in the current markets.
