AR Glass Roving

AR Glass fiber is different from conventional E glass fiber. During the fiber forming, The AR glass fiber is designed with chemical ZrO₂. The content of ZrO₂ offer the fiber high rentation under alkali condition.There are 14.5% and 16.5% ZrO₂ AR glass fiber for options.

Fibers Performance under alkali and acid:

Item	E glass	AR glass	Basalt fiber
Weight loss in alkali (saturated cement) 80℃ x 240hrs, %	11.2	0.98	0.86
Tensile retention in alkali (saturated cement) 80℃ x 240hrs, %	12	73	75
Weight loss in acid (15% HCl) 80℃ x 100hrs	43.2	1.7	35.5
Weight loss in acid (15% H2SO4) 80℃ x 100hrs	42.5	1.3	34.1

Strength comparision:

Condition	C Glass	E Glass	AR Glass
Durability (weight loss,%)
H2O: 24 hr	1.1	0.7	0.7
168 hr	2.9	0.9	1.4
10% HCl: 24 hr	4.1	42	2.5
168 hr	7.5	43	3.0
10% H2SO4: 24hr	2.2	39	1.3
168 hr	4.9	42	5.4
10% Na2CO3: 24hr	24	2.1	1.3
168 hr	31	2.1	1.5