KOCETAL® WR701BK by Kolon ENP is a black colored, low viscosity, U.V. stabilized polyacetal polyoxymethylene grade. Provides good toughness, high mechanical strength, durability and good dimensional stability. Shows chemical-, wear-, friction-, abrasion & weather resistance. Possesses high stiffness, rigidity and crystallinity. Exhibits heat-, fatigue and creep resistance. Is suitable for processing by injection molding. Used in automotive outdoor applications, electrical/electronics, agriculture and buildings & constructions. KOCETAL® WR701BK complies with ISO 9001, ISO/TS 16949, ISO 14001 and KS I 7001/7002 certificates.
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Compliance
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KOCETAL® WR701BK properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Dielectric Constant | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dielectric Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Dissipation Factor | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Surface Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
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, Rockwell M | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 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 | 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 |
| Water Absorption at Saturation | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Deflection Temperature at 0.46 MPa (66 psi) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Deflection Temperature at 1.8 MPa (264 psi) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
KOCETAL® WR701BK Processing Guidelines
Injection Molding Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Cylinder Zone 1 Temp. | Visible After Login | Visible After Login | |
| Cylinder Zone 2 Temp. | Visible After Login | Visible After Login | |
| Cylinder Zone 3 Temp. | Visible After Login | Visible After Login | |
| Cylinder Zone 4 Temp. | Visible After Login | Visible After Login | |
| Drying Temperature | Visible After Login | Visible After Login | |
| Drying Time | Visible After Login | Visible After Login | |
| Injection Pressure(First Pressure) | Visible After Login | Visible After Login | |
| Injection Pressure(Second Pressure) | Visible After Login | Visible After Login | |
| Melt Temperature | Visible After Login | Visible After Login | |
| Mold Temperature | Visible After Login | Visible After Login | |