PMMA MH日本住友化学---general-purpose grades can be classified into two basic categories; good flow and heat resistant types. Each grade is ***ailable in pellet form. Bead form is ***ailable for some grades

 

 

PMMA MH日本住友化学详情：

特性	耐热性，高
用途	工业应用 镜头 汽车领域的应用 汽车仪表板 照明装置
UL文件号	E54705B
形式	粒子
加工方法	***成型

 

 

Physical performance rating unit system test method

Specific gr***ity 1.1.19 g / cm 3 JIS k7112

Melt flow rate (melt flow rate) (230 ° C / 3.8 kg) 2.0 g / 10 min JIS K7210

Shrinkage - flow 0.20 to 0.60% ASTM D955

Water absorption (24 hr) 0.30% JIS k7209

 

Injection rating unit system

Drying temperature: 80.0 to 90.0 ° C

Drying time: 4.0 to 6.0 HR

Barrel rear temperature 240 to 270 ° C

The temperature in the middle of the barrel is 240 to 270 ° C

Temperature at front of barrel 240 to 270 ° C

Mold temperature: 60.0 to 85.0 ° C

Injection pressure: 78.5 to 137 MPa