PRIMALLOY® B1910 by Mitsubishi Chemical is a low hardness, flexible, polyester (base) thermoplastic elastomer. It shows excellent oil resistance, good machine strength at high temperature and good chemical resistance. It exhibits excellent heat-, moisture- & weather resistance and low temperature properties. PRIMALLOY® B1910 can be processed by injection molding, extrusion and blow molding. It can be able to keep hardness under wide temperature ranges. It is suitable for normal molding equipment for thermoplastic. It is also recommended for electric/communication such as electric tool hand grip and mobile phone grip. It can be easily colored and easily recycled into itself. It is recommended for automotive components such as door latch, bushing, boots, slide plate, louver and door mirror packing. It is designed for use in miscellaneous daily goods & industrial goods such as pen grip, tooth brush, hand grip, buttons & goggle.
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PRIMALLOY® B1910 properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flame Rating, UL 94 | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore D | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strain | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Linear Mold Shrinkage (MD/TD) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |




