旭化成POM 4010

旭化成POM 4010---4010 is a POM homopolymer,. It is available in North America, Africa and the Middle East, Europe or Asia Pacific. Tenac ™  Applications of 4010 include engineering / industrial accessories, housing and automotive industries.
Features include:
Flame retardant / rated flame
Homopolymer
Good dimensional stability
Medium viscosity

Physical performance rating unit system test method
Specific gravity: 1.42 g / cm? ASTM D792, ISO 1183
Melt flow rate (melt flow rate) (190 ° C / 2.16 kg) 10 g / 10 min ISO 1133
Shrinkage - flow 1.8 to 2.2% internal method
Water absorption (23 ° C, 24 hr, 50% RH) 0.20% ASTM D570
Hardness rating unit system test method
Rockwell hardness ASTM d785
Grade m 94 ASTM d785
Grade r 120 ASTM d785
Mechanical properties rating unit system test method
Tensile modulus 3200 MPa ISO 527-2
Tensile stress
Yield: 71.0 MPa ISO 527-2
--70.0MPaASTM D638
elongation
Fracture 45% ASTM D638
Fracture 40% ISO 527-2
Bending modulus 2900 MPa ASTM D790, ISO 178
Bending strength 103 MPa ASTM D790
Taber abrasion resistance: 13.0 mg ASTM d1044
Impact performance rating unit system test method
Notched impact strength of simply supported beam: 10 kJ / M? ISO 179
Notched impact strength of cantilever beam 85 J / M ASTM D256

利用接技、嵌段等手段在POM分子链上引入具有润滑性的链段。另一种是物理共混改性。日本塑料公司开发的 NW-02是一种由润滑性聚合物与POM接枝而成的润滑改性剂。在相同载荷与滑动速度下， NW-02的滑动表面温度比未经改性的一般共聚POM低30%~50%。