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Разноцветный стержень из боросиликатного стекла

Разноцветный стержень из боросиликатного стекла

Категория: Стекло >>>
Поставщик: Jinan,Wangda,Import,And,Export,Co.,Ltd.

Цена:*

Количество:

Описание и отзывы

Трекер стоимости

Месяц	Минимальная цена	Макс. стоимость
Sep-17-2025	0.81 $*	0.90 $*
Aug-17-2025	0.91 $*	0.49 $*
Jul-17-2025	0.0 $*	0.20 $*
Jun-17-2025	0.44 $*	0.88 $*
May-17-2025	0.68 $*	0.78 $*
Apr-17-2025	0.98 $*	0.51 $*
Mar-17-2025	0.96 $*	0.98 $*
Feb-17-2025	0.23 $*	0.5 $*
Jan-17-2025	0.59 $*	0.1 $*

Характеристики

Product Description

1. We are manufacturer, we have 3 set production lines, we are professional, efficient, honest and responsible.

2. Productivity: 60T/per day.

3. Outside diameter: from 3mm to 315mm.

4. Length: from 5mm to 2200mm. Normal length: 1000mm-1800mm.

5. Color: Clear or colored

6. The high borosilicate 3.3 glass rod is used for lab equipment, optical, medical, daily glassware, solar energy, test

tube, etc.

7. We can supply special dimensions according to request.

8. We have ISO9001, ISO14001, ISO18001 certificates.

9. MOQ of normal glass tube: 1T. MOQ of special glass tube: 3T.

10. Payment terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram.

11. Physical data of COE 3.3 borosilicate glass rod:

Physical data of COE 3.3 borosilicate glass rod
No.	Physics Performance	Numerical Value	Unit
1	Medium coefficient of linear expansion α_20/300acc.To DIN 52328	3.3 ± 0.1	10^-6K^-1
2	Transformation Temperature	525 ± 15	degree Celsius
3	Upper annealing temperature	560 ± 10	degree Celsius
4	Softening point	820 ± 10	degree Celsius
5	Working temperature	1260 ± 20	degree Celsius
6	Maximum short-time working temperature	500	degree Celsius
7	20℃ Density ρ	2.23 ± 0.02	g/cm³
8	Modulus of elasticity E	64	10³N/mm²
9	Poisson’s ratioμ	0.20	1
10	Thermal conductivityλw(20℃-100℃)	1.2	W/m²K
11	Temperature for the specific electrical resistance of 10⁸Ω·cm(DIN52326)t_{k 100}	250	degree Celsius
12	Stress-optical constant(DIN52314)K	4.0	10^-6mm²/N

12. Chemical data of COE 3.3 borosilicate glass rod:

Composition	SiO₂	B₂O₃	Na₂O + K₂O	Al₂O₃
approx.weight %	81	13	4	2

high borosilicate 3.3 glass rod
Description	Rate
Water resistance to ISO720	1
Water resistance to European Pharmacopoeia	1
Water resistance to USP23	1
Acid resistance Class(DIN12116)	1
Alkali resistance Class(ISO695)	2

FAQ

high borosilicate 3.3 glass rod

1. Q: Are you factory or trading company?

A: We are manufacturer, our main products are neutral glass tube, high borosilicate glass tube(rod), glass ampoule, tubular glass vial, glass test tube, flip off cap, aluminum cap, aluminum foil, rubber stopper, infusion bag, prefilled syringe, vacuum blood tube, etc. We warmly welcome you to visit our factories.

2. Q: Are normal glass tubes have inventory?

A: Yes, our normal glass tube have inventory.

3. Q: Are the price same for colored and colorless?

A: no, the prices are different.

4. Q: Can you produce special glass tube?

A: Yes.

5. Q: Which one seaport you choose?

A: Qingdao seaport or Shanghai seaport

6. Q: What’s your payment terms?

A: L/C, D/A, D/P, T/T, Western Union, MoneyGram.