其特点为灰份度低、收缩率小,尤其适合民用领域精密铸造。
精铸用蜡模料KC2656L(适合硅溶胶工艺用蜡)
Test(测试 ) Standard(标准 ) Specifcation(规格 )
Ring&Ball softening point (ICI3.0) :177℉≈80.5℃
( 环球软化点 )
Penetration(针入度) (ASTM1321) :450mg load 29.4dmm100mg load 5.8dmm
Ash Content(灰份含量) (ICI 1.0) :<0.015%
Speific Gravty (比重) :Cps
Viscosity ( 粘度 ) 200℉≈93℃ 60
Brookfield thermosel 190 ≈87℃ 103
Spindle# 170 ≈77℃ 235
Expansion (体膨胀) :48℃ 3.5%
60℃ 7.2%
72℃ 9.3%
Shrinkage (收缩率 ) :≈1%
化蜡温度(Melting temperature) :105℃~110℃
保温温度(Keeping temperature) :55℃~60℃
射蜡温度(Injection temperature)糊状 :55℃~60℃
射蜡温度(Injection temperature)液状 :63℃~68℃
射蜡压力(Injection pressure) :20~30kg/c㎡
模具温度(Mold temperature) :20~25℃