Product Description
Product Name: Schott Borofloat 33 borosilicate glass
Glass Type: High borosilicate glass
Size: 2inches=50.8mm. Or contact us for customization.
Thickness:0.4/0.5mm. Or contact us for customization.
Product Name | BF33 Glass Sheet |
Component | SiO₂ 81%, B2O3 13%, Na₂O/K₂O 4%, Al₂O₃ 2% |
Product tolerance | ±0.1mm |
Transmittance | 325nm-2000nm >90% |
Thermal expansion coefficient α (20~300 ℃) | 3.25*10-6/K |
Glass transition temperature Tg | 525℃ |
Refractive index | 1.4714(nd) |
transmissivity | 92.7τ γD65in% |
Abbe | 1064nm |
Density ρ | 2.23g/cm3 |
Young's modulus E | 64Kn/mm2 |
Poisson's ratio | 0.20 |
water resistance | HGB1(DIN ISO 719) |
Acid resistance | S1(DIN12116) |
Alkali | A2(DIN ISO 595) |
Dielectric constant ε r @ 1GHz | 4.5 |
Loss factor tanδin10-4@1GHz | 51 |
Features: Outstanding thermal resistance; Exceptionally high transparency; High chemical durability; Excellent mechanical strength.
Application: experimental exploration, technological products, electronic products, optical instruments, etc.
Contact Us:
(1). If there's any problem, please do not hesitate to contact us by ebay message, we will reply you within 1 business day(not include Public holiday).
(2). Work Hours: Monday to Friday(8:30-17:30)
(3). If you don't get response within 1-2 business days, please check your eBay email or My Messages in case your email provider has an overly-aggressive spam filter blocking eBay or my emails. Please add us in your contact and email us again.
1. There is any VAT tax that happens during import in the buyer's country, it should be paid by the buyer.
When you receive the item and satisfied with the product, please leave us positive feedback and 5 scores DSR. We will leave 5 Scores DSR feedback for you.
If for any reason you are not satisfied with your purchase, please contact us via Ebay Message and we will do our best to resolve it .
Return & Refund policy:
(1). We fully guarantee our items. All items are in brand new condition unless specified otherwise elsewhere in the description.
(2). All returns - defective or otherwise - have to be pre-authorized. Please contact us to get an authorization and returning address before sending the item back.
(3). In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements.
(4). Replacement will be made upon receipt of the returned item.