Unsaturated polyester resin
Slight Yellow
Slight Yellow
1.05 -1.10 g/cm3
120 - 400 MPa.S
50.0 - 60.0 %
9 - 15mins
Promisechem
220kg or 1100kg
Changzhou China
Product Description
Unsaturated Polyester Resin For Corrugated Panels Applicationl

Typical Product Description
- Ortho base UPR.
- Good translucent performance.
- Good physical performance.
- UV resistance.
- Has promoted version.
Package
220kg or 1100kg
Shelf life
- 3months under 25ºC,away from heat sources, direct sunlight or steam pipes,rain etc.
- Keep sealed to prevent moisture pick-up and monomer loss.
- Resin solutions contain volatile and flammable monomers such as styrene(flash point : 31ºC)
- The resin should be handled and used in well ventilated, flame proof areas
-To wear gloves and goggles to guard against any skin/ eye irritation arising from the presence of styrene. Under no circumstances must accelerators be mixed with peroxide catalysts as it can cause explosions.
- Transportation should according to the State Council "Chemistry Dangerous Articles Safety Management Regulations" due to it contains styrene monomer.
inflammable.
Typical Liquid resin characteristics
Item | Value |
Appearance | Slight yellow |
Specific gravity at 25ºC | 1.05 -1.10 g/cm3 |
Viscosity at 25ºC | 120 - 400 mPa.s |
Solid content | 50.0 - 60.0 % |
Gel time | 9 - 15mins are available |
Typical physical properties of casting resin
Item | Value | Testing method |
Barcol hardness | 46 | GB/T 3854 |
Tensile strength | 66MPa | GB/T2568 |
Tensile modulus | 3.52GPa | GB/T2568 |
Tensile elongation | 1.9% | GB/T2568 |
Flexural strength | 112MPa | GB/T 2570 |
Flexural modulus | 3.65GPa | GB/T 2570 |
HDT | 78ºC | GB/T 1634 |
Other relative products information for hand lay-up application.
Product type | Viscosity at25ºC | Description |
Ortho | 150-250mPas | Promoted,UV resistance,transparent |
Ortho | 200-400mPas | Promoted,transparent,Fire retardant |
Ortho | 200-300mPas | Self extinguish. |






We focus on composites resin business and have a tolling plant in Changzhou city. We can supply all kinds of modified resin to feed up your solutions for composites. The business covers the total composites industry.
Q1:Do you provide sample for the trial?
A1:We could supply small size package for free.but we have to charge the freight.
Q2.Could you supply customized products friendly?
A2: Yes,we do.We have a team to sever in Fortune 500 and be able to supply products to satisfied with the end-users' technical requirement.
Q3. What about your lead time?
A3: Generally 2-4weeks after the order confirmed.
Q4. What are your terms of payment?
A4:Usually we do EXW, FOB, CIF, and DDP.