隔热玻璃是略带蓝绿色接近于无色的玻璃，隔热玻璃中XRB1是磷酸盐吸收玻璃，XRB3是硅酸盐吸收玻璃。它们不显著的吸收可见光线而是吸收大量产生热量的近红外光线，凡需要光线强度高的而又需要隔除热量场合都可应用。
　　隔热玻璃应用于冷光灯源产品上：如手术室冷光灯
、幻灯机、投影仪。

 

　　隔热玻璃特性

---

厚度
(mm)

---

A[2856k]

---

D65

---

化学稳定性
 

---

ND

---

α×10-7
(/℃)

---

Tg
(℃)

---

Ts
(℃)

---

S

---

x

---

y

---

Y

---

x

---

y

---

Y

---

DA

---

DW

---

GRB1

---

3

---

0.439

---

0.412

---

91.7

---

0.307

---

0.330

---

90.8

---

3

---

2

---

1.510

---

59

---

587

---

656

---

2.54

---

GRB3

---

2

---

0.440

---

0.413

---

86.5

---

0.311

---

0.334

---

87.4

---

2

---

3

---

1.510

---

59

---

587

---

656

---

2.55

牌 号

　　隔热玻璃技术要求
 

---

厚 度(mm)
 

---

420
(nm)

---

500
(nm)

---

600
(nm)

---

700
(nm)

---

900
(nm)
 

---

1000
(nm)
 

---

1060
(nm)
 

---

GRB1

---

3

---

≥85.0

---

 

---

 

---

45.0~70.0

---

 

---

 

---

≤4.0

---

 

---

 

---

GRB3

---

2

---

≥81.9

---

≥81.0

---

≥76.4

---

≤50.6

---

≤12.9

---

≤2.8

---

 

---

≤0.1

---

≤0.9

牌 号
800 (nm)
2200 (nm)
365

　　隔热玻璃气泡、条纹、应力类级别
 

牌 号	气泡	条 纹	应 力
GRB1	C	3C	4
GRB3	D-C	3C	4

 

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