HQT-1866 polyol ester
POE Ester Base Oil Special for Transformer Oil
Product Description
HQT-1866 polyol ester is synthesized by a variety of saturated fatty acids and polyols under special conditions. HQT-1866 has excellent lubrication performance, low expansion coefficient, high breakdown voltage, excellent flame retardant, high thermal oxidation stability and low water content. HQT-1866 can be widely used for power transformers with up to 238kw power, traction transformers, transformers with branch switches, etc. Its quality is equal to that of 7131.
Product Parameters
Characteristics
| Item |
Test Method |
HH-1866 |
| Appearance |
Visual |
transparent liquid |
| Color |
GB/T3143 |
W50 |
| Density(20ºC, kg/m3) |
GB/T 1884 |
950-975 |
| KV,(40ºC,mm2/s) |
GB/T 265 |
25 -35 |
| KV,(100ºC,mm2/s) |
GB/T 265 |
5-8 |
| Viscosity index VI |
GB/T 1995 |
N105 |
| Pour Point,ºC |
GB/T 3535 |
W-50 |
| Flash Point(COC),ºC |
GB/T 261 |
N250 |
| ignition point,ºC |
GB/T 3536 |
N300 |
| Acid number,mgKOH/g |
GB/T 7304 |
W0.02 |
| hydroxyl value,mgKOH/g |
GB/T 7383 |
W1 |
| Water,ppm |
SH/T 0207 |
W50 |
| breakdown voltage,kv |
GB/T 507 |
N45 |
| dielectric dissipation factor(90ºC, 50hz) |
GB/T 5654 |
W0.03 |
- Excellent low temperature performance
- High flash point and ignition point
- High breakdown voltage
- Excellent fire-resistance performance
- Low coefficient of thermal expansion
- Good biodegradability
-
Company Profile
FAQ
Q1. Are you a manufacturer?
Yes, Haohui Petrochemical is a high-tech comprehensive manufacturer integrated with R&D, production and sales,specializing in supplying high-quality synthetic base oils, lubricant additives and special lubricants.
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?
our MOQ is 4 drums loaded on one pallet or one IBC tank
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.
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