Patent ID: 11884575
Assignee: JUSHI GROUP CO., LTD.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A composition for producing a glass fiber, comprising the following components with corresponding percentage amounts by weight:, SiO2
58.1-60.5%

Al2O3
17.1-19.8%

MgO
 9.1-12.8%

CaO
 6.4-11.8%

SrO
 0.1-1.5%

Na2O + K2O
 0.1-1.1%

Fe2O3
  0.05-1%

TiO2
  <0.8%

SiO2 + Al2O3
  ≤79.4%

wherein
a total weight percentage of the above components is greater than 99%;
a weight percentage ratio C1=(Al2O3+MgO)/SiO2 is between 0.447 and 0.56; and
a weight percentage ratio C2=(CaO+MgO)/(SiO2+Al2O3) is greater than 0.205 and less than or equal to 0.29.