POM YF-20宝理

duracon® yf-20

聚甲醛（pom）共聚物

polyplastics co., ltd.

产品说明： high sliding   

physical property rating unit system test method density 1.52g/cm iso 1183 melt flow rate (melt flow rate) (190 degrees c/2.16kg) 5.0 g/10 min iso 1133 melt volume flow rate (mvr) (190 degreesc/2.16 kg) 3.90 cm_/10 min iso 1133 water absorption rate (23degrees c, 24 hr) 0.50% iso 62 hardness rating unit system testmethod luo standard tensile fracture strain 14% iso 527-2 tensilemodulus 2100 mpa iso 527-2 tensile stress 44.0 mpa iso 527-2tensile fracture strain 1950 mpa iso 178 bending stress 62.0 mpaiso 178 friction coefficient jis k7218 dynamic 10.32 jis k7218 withsteel and steel-dynamic 20.18 jis k7218 18 wear factor jis k72180.98 mpa, 0.30 m/sec 3 < 1.0 10 ^-8 m m /n.m jis k7218 0.98 mpa,0.30 m/sec 4 60 10 ^-8 m m /n.m jis k7218 8 0.060 mpa, 0.30 m/sec 460 10 ^-8 m m /n.m jis k7218 0.060 mpa, 0.15 m/sec 5 500 10 10 10^-8 m m /n. m jis k7218 0.0 m m jis k7218 0.0.0 mpa, 0.30 m/sec 3 35 5 5 impact properties of/n.m jis k7218 rating unit system testmethod for notch impact strength of simply supported beams 3.3 kj/miso 179/1ea thermal performance rating unit system test method forthermal deformation temperature (1.8 mpa, unannealed) 75.0 degree ciso 75-2/a linear thermal expansion coefficient internal methodflow: 23-55 degree c 1.2e-4 cm/cm/~c internal method horizontal:23-55 degree c 1.2e-4 cm/cm/~c internal method electricalperformance rating unit system test method surface resistivity2.0e+16 ohms iec 60093 volume resistivity 1.0e+14 ohms.cm iec 60093flammability rating unit system test method ul flame retardantclass hb ul 94 supplementary information rating color number cf2001injection rating unit system dry drying temperature 80.0 to 90.0 cdrying time 3.0 to 4.0 hr processing (melt) temperature 190 to 210c mould temperature 60.0 to 80.0 c injection pressure 49.0 to 98.0mpa screw speed 100 to 150 rpm