Qatar NS902 Polyoxymethylene board
Category:
QatarEngineering Plastic
Product Description
POM-NS902
Product Information
Overview:It is a thermoplastic material with excellent fatigue resistance, creep resistance, self-lubricating performance and mechanical processing performance, and can be used for a long time at a temperature of -40 ℃-100 ℃.
Product features:Good mechanical strength and dimensional stability, good machinability, good surface self-lubricating properties, high surface hardness
Color:White, black, green, gray, yellow, red, blue, orange, etc
Application:Mechanical transmission parts, precision mechanical parts, water-resistant parts, electronic and electrical parts, etc.
Specifications:Plate: thickness x width x length 0.5-200mm x 610mm/1000mm x 1220mm/2000mm
Bar: diameter x length 6-200mm x 1000/2000mm
Basic performance data
| Mechanical properties | Project | Standard | Unit | Numerical |
| Density | ASTM D792 | g/cm3 | 1.43 | |
| Tensile strength at yield | ASTM D638 | Mpa | 60 | |
| Elongation at break | ASTM D638 | % | 30 | |
| bending strength | ASTM 790 | Mpa | 100 | |
| flexural modulus | ASTM 790 | Mpa | 2800 | |
| Shore hardness | ASTM D2240 | D | 85 | |
| impact strength | ASTM D256 | J/M | 74 | |
| Thermal performance | Project | Standard | Unit | Numerical |
| Melting Point | DSC | ℃ | 165 | |
| thermal deformation temperature | ASTM D648 | ℃ | 130 | |
| Long-term working temperature | - | ℃ | 100 | |
| Short-term operating temperature | - | ℃ | 150 | |
| thermal conductivity | DIN 52612-1 | W/(K-M) | 0.31 |
| coefficient of linear expansion | ASTM D696 | 10-5-1/K | 13 | |
| electrical properties | Project | Standard | Unit | Numerical |
| dielectric strength | ASTM D150 | KV-mm | 19 | |
| dielectric loss coefficient | ASTM D150 | One | 0. 007 | |
| volume resistance | ASTM D257 | Ω. cm | 10 ¹ ¹ | |
| surface resistance | ASTM D257 | Ω | 10 | |
| dielectric constant | ASTM D149 | - | 3.7 | |
| Chemical properties | Project | Standard | Unit | Numerical |
| equilibrium water absorption | 23C 60%RH | % | 0. 22 | |
| Acid resistance | 23C 60%RH | + | ||
| Alkali resistance | + | |||
| Acid and alkali water resistance | + | |||
| resistance to chlorine acid and alkali | 0 | |||
| Resistance to aromatic compounds | + | |||
| Ketone resistance | 23 *c 60% RH | + | ||
| Hot water resistance | 23 *c 60% RH | + | ||
| Other performance | Project | Standard | Unit | Numerical |
| Combustibility | UL 94 | HB | ||
| Adhesive | + | |||
| Non-toxic and harmless | EEC 90/128 FDA | + | ||
| coefficient of friction | DIN 53375 | 0. 35 | ||
| anti-ultraviolet | - | 0 |
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