Hot Selling Hardened Pressure Resistance Ultra-Low Temperature Glass

• Customization: Available
• After-sales Service: 1year
• Warranty: 1year
• Certification: CE, ISO9001,ISO14001
• Shape: Flat Strip
• Head Code: Round
• Connection: Other
• Material: Boroslicate 3.3 Glass
• Temperature Resistance: -100ºC/+280ºC
• Pressure Resistant Performance: 16bar
• Water Resistance: DIN ISO 719 Hbg 1
• Acid Resistance: DIN ISO695:A2
• Bending Strength: Untempered About 40n/mm 2,Tempered >100n/mm 2
• Surface Quality: No Bubbles, Stripes, Stones, Impurities
• Execution Standards: DIN7080-16(Provide En10204-3.1 Certificate)
• Coefficient of Expansion: ≤5.0*10-6K-1
• Transport Package: in Carton, Wooden Case
• Specification: diameter: 20mm to 650mm
• Trademark: ISUNTON
• Origin: Jiangsu, China
• Production Capacity: 100000+

Product Description

Product performance
Transition temperature:	715ºC
Sagging temperature:	791ºC
Maximum operating temperature:	350 ºC
Minimum operating temperature:	-273ºC/-196ºC
Density:	2.62g/cm3
Bending strength:	160-450Mpa
Pressure resistance performance:	10-700K
Transmittance:	≥ 90% (10mm)
Compressive strength:	≤6.3×10-6

Ultra-low temperature glass
d1 x s(mm)	Inspection aperture   d2(mm)	Permissible   pressurein bar	Dimensions         d1 x s(inch)	Inspection aperture   d2(inch)	Permissible   pressurein psi
45x10	32	40	1.772 x 0.394	1.26	580
45x12	32	50	1.772 x 0.472	1.26	725
50 x10	35	25	1.969 x 0.394	1.378	363
50 x12	35	40	1.969 x 0.472	1.378	580
60 x10	45	16	2.362x 0.394	1.772	232
60 x12	45	25	2.362 x 0.472	1.772	363
60x15	45	40	2.362 x 0.591	1.772	580
63 x10	48	16	2.362x 0.394	1.89	232
63 x 12	48	25	2.480x0.472	1.89	363
63 x15	48	40	2.480x0.591	1.89	580
80 x12	65	16	3.150 x 0.472	2.559	232
80 x15	65	25	3.150 x 0.591	2.559	363
80x20	65	40	3.150 x 0.787	2.559	580
100 x15	80	16	3.937 x 0.591	3.15	232
100x20	80	25	3.937 x 0.787	3.15	363
100x25	80	40	3.937 x 0984	3.15	580
125x15	100	10	4.921 x 0.591	3.937	145
125x20	100	16	4.921x0.787	3.937	232

d1 x s(mm)	Inspection aperture   d2(mm)	Permissible   pressurein bar	Dimensions         d1 x s(inch)	Inspection aperture   d2(inch)	Permissible   pressurein psi
125x25	100	25	4.921x 0.984	3.937	363
135x25	110	25	5.315 x 0.984	4.331	363
150x20	125	10	5.906x0.787	4921	145
150x25	125	16	5.906x0.984	4.921	232
150x30	125	25	5.906 x 1.181	4.921	363
175x20	150	10	6.890 x 0.787	5.906	145
175x25	150	16	6.890 x0.984	5.906	232
175x30	150	25	6.890 x1181	5.906	363
200x20	175	8	7874x0.787	6.89	116
200x25	175	10	7.874x0.984	6.89	145
250x30	225	10	9.843 x1181	8.858	145
Other sizes can be customized according to drawings

s	Theoretical minimum glass thickness in mm
c	0.55 calculation coefficient
p	zulassiger Betriebsuberdruck, in bar
Dm	Mean sealing diameter in mm
SDVzu	Min. value of surface compressive stress in N/mm2
	40 N/mm2 for NON special tempered glass
	100 N/mm2 for special tempered glass
S	Safety factor = 5

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01.Precision Multi-tool Cutting
Water knife cutting, laser cutting, laser drilling

02.Material GRADE LMX
Rigorous and standardized traceability marking

03.More stable temperature resistance,easier maintenance, better performance

Lumistar Special Glass Technology Co., Ltd. is a professional enterprise that produces safety glass windows and water level gauge glass windows. Our products include DIN7080 safety glass sight glass,DIN7081 water level gauge glass, JIS B8286 pressure vessel sight glass, high-pressure resistant aluminum silicate glass, alkali resistant glass sight glass, alkali resistant water level gauge glass sight glass, sapphire glass sight glass, optical quartz glass, bullet proof glass, and explosion proof glass. We focus on the application of high-tech glass industry and can provide customers with pressure vessel sight glasses, pipeline sight glasses, and various matching explosion-proof spotlights that comply with DIN28120,DIN28121, ASME B16.5,JIS B standards.
Our company has successively won honors such as National High tech Enterprise.Jiangsu Private Science and Technology Enterprise, and Jiangsu Innovative Small and Medium sized Enterprise. It has strong capabilities in the development and innovation of new product technologies. Lumistar's sight glass products are renowned in the industry for their quality and safety performance. Sharp eyed equipment manufacturing companies around the world have recognized one thing: Lumistar's sight glass from Nanjing, China are 100% risk-free ! The various types of glass we produce can withstand the harshest working conditions, whether it is high-temperature and high-pressure steam boilers or various strong acid and alkali chemical environments. Lumistar's glass can easily withstand high temperatures, pressures, and corrosion!

Q1: Do you have a factory?
A1: Yes, we have a factory in Jiangsu. Welcome to visit our company and factory. Weare a professional manufacturer and provide OEM/ODM services to customers.

Q2: Could I get some samples, and how?
A2: No problem, we provide free samples, and it is only needed for you to pay for theshipping charge.

Q3: Can the company customize the specifications we want?
A3: Our company can customize various safety glass sight glasses with high temperature resistance, high pressure resistance, chemical resistance, and excellentthermal shock resistance according to customer needs, and issue EN10204-3.1 or3.2 factory quality certificates, or according to customer needs Invite certificationagencies such as TUV to come and witness the test.Our company can also provideOEM and ODM brands for users, making it convenient for agents from various coun-tries to set up their own glass brands.

Q4: Can you give me some discount?
A4: Usually the discount depends on the quantity. However we can discuss it.

Q5: How do you deliver the qoods?
A5: We can choose suitable sea freight, air freight, and international express deliveryaccording to the customer's needs, andselect the most economical and fastest logis-tics delivery method based on the actual situation of the goods.