Product Description
Polyurea thickeners are manufactured as per our proprietary formula,specialized process and facility.This products are not categorized as regulated chemical,featured as an environment-friendly and safe product,easy to use,transport and store . The products dramatically lower the threshold and manfacturing cost of polyurea grease . We have developed products series with different formulations and structures to meet your various requirements.Customization is available upon request.Use instructions
The products are hygroscopic,thry are suggested to be sealed while storing. The products tend to form lumps after long term storage,but they do not affect application,but the lump should be smashed before use. The products contain some small particulate,which are easy to float,keep the workplace ventilated and pay attention to operators' safety to prevent human inhale and dust-explosion duet to the dust accumulation. For more details ,please refer to the SDS.Specification
Specification of Polyurea thickener
Item
DPU-AS
DPU-B
DPU-C
Characteristics
General-purpose
Better mechanical stability
High Dropping Point
Appearance
White powder
White powder
White powder
Odor
Non unpleasant smell
Non unpleasant smell
Non unpleasant smell
Granularity(80sieve mesh pass) %
No Less than 99
No Less than 99
No Less than 99
Water ,%
0.5 Max
0.5 Max
0.5 Max
Typical data for the production of grease with Polyurea thickener
Base oil type
500N
PAO10
500N
PAO10
500N
PAO10
Kinematic viscosity at 40oC , mm2/s
90.64
62.49
90.64
62.49
90.64
62.49
Kinematic viscosity at 100oC , mm2/s
10.42
10.29
10.42
10.29
10.42
10.29
Viscosity Index
96
153
96
153
96
153
Thickener content,%
10
10
10
10
17
17
Worked cone penetration ,0.1mm
267
295
262
295
273
291
Dropping point,oC
309
307
279
271
325
323
Corrosion protection T2 copper strip,24h@100oC
Pass
Pass
Pass
Pass
Pass
Pass
Oil separation, 24h@100oC,%
0.9
1.3
1.1
1.5
0.6
1.1
Recommended Dosage
Direction for use of DPU-AS pre-formed thickener:
Metered oil and DPU-AS are fed into kettle,heating while blending.Blending while holding the temperature at 170oC for 3-4 hours
Cooling initiates,add additives ,shearing the grease by threee roll mill or high pressure homogenizer,high pressure homogenizer pressure is recommended at no les than 40 Mpa
Direction for use of DPU-B
pre-formed thickener:
Metered oil and DPU-B are fed into kettle,heating while blending.Blending while holding the temperature at 140oC for 3-4 hours
Cooling initiates,add additives ,shearing the grease by threee roll mill or high pressure homogenizer,high pressure homogenizer pressure is recommended at no les than 40 Mpa
Direction for use of DPU-C
pre-formed thickener:
Metered oil and DPU-C are fed into kettle,heating while blending.Blending while holding the temperature at 160oC for 3-4 hours
Cooling initiates,add additives ,shearing the grease by threee roll mill or high pressure homogenizer,high pressure homogenizer pressure is recommended at no les than 40 Mpa
Company Profile
Packaging & Shipping
Certifications
Our Advantages
1.Top quality materials with competitive price;
2. Large capacity of stable materials supply;
3. Safety and fast shipment by express/air/sea;
4. Sample order acceptable;
5. Professional and great packing as customized;
6. Convenient payment terms by T/T, Credit Card and online order;7. Reply inquiries in time
FAQ
Q: Who are you?A: We are a professional and with more than 20 years experienced supplier and exporter for Industrial & fine chemicals, APIs, Reagent & Lab Supplies, and Food & Food Additives in China.Q: How can you guarantee quality?
A: We could provide pre-production sample before mass production. And we also accept the final inspection(third-party) before shipment.Q: Do you supply free samples?A: Generally, we could provide free sample for quality evaluation, but the international shipping cost should be undertook by customers.Q:
Which payment terms do you accept?A: We could accept the payment through T/T, L/C and Online payment.Q: Can I pay with a credit cardA: Yes, you could feel free to make your payment through credit card. Please contact us for more details.