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High quality Customized Borosilicate Pyrex Glass Tube Pipes For Bong /Pipe/Bubbler glass tube
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
Product Specifications
--Product Description
material | Borosilicate glass tube 3.3 | physical characteristics | Numerical Value | Unit | ||
color | transparent / opaque white / opaque black / transparent black / dark blue | Coefficient of Mean Linear Thermal Expansion(ISO 7991) | 3.3±0.1 | 10 -6 K -1 | ||
Optional diameter | 4mm ~ 315mm | Transformation Temperature | 525±15 | °C | ||
Softening Point (ISO 7884-6) | 820±10 | °C | ||||
Wall thickness | 0.8mm ~ 12mm | Working Point (ISO 7884-2, ISO 7884-5) | 1260±20 | °C | ||
Length | 5mm ~ 3000mm | Upper Cooling Temperature (ISO 7884-7) | 560 | °C | ||
application | laboratory equipment, optics, medical treatment, daily glassware, solar energy, test tube, etc. | Lower Cooling Temperature (ISO 7884-7) | 510 | °C | ||
Density at 20°C | 2.23±0.02 | g/cm 3 | ||||
Conventional dimensions | 9 * 2, 12 * 2, 25 * 4, 28 * 4, 32 * 3.2, 32 * 4, 38 * 4, 44 * 4, 51 * 4, 50 * 5 | Thermal Conductivity (20°C--100°C) | 1.2 | w/m 2 K | ||
Specific heat capacity at constant pressure | 0.8× 10 3 | J×/Kg@K | ||||
chemical composition | SiO2：81% B2O3：13% Na2O+K2O：4% Al2O3：2% | Modulus of elasticity | 64 × 10 3 | MPa | ||
size | Accept special size customization | Tensile strength | 35-100 | MPa | ||
Poisson constant | 0.2 | |||||
Refractive Index | 0.92 | |||||
Q1. What is the trading process?
A:Business negotiate → Proforma Invoice / Contract → Deposit → Good preparation by approved samples → Goods inspection → Balance
payment → Delivered by forwarder → Surrendered → Shipped to your door
Q2. What surface finish are available to the bottles and jars?
A:Yes, We offer various kinds of surface handling method: Screen Printing, Frosting, Hot-stamping, Water transfer Print etc.
Q3. Can we get your samples?
A:Yes, Samples can be arranged for those available products. The Delivery Fee will be on buyer’s account.
Q4. Can we combine many items assorted in one container in my first order?
A:Yes, But all individual item should meet the MOQ
Q5. What is the normal lead time?
A:(1). For stock products, we will send goods to you within 20-25 workdays after we receive your payment. (2). For OEM products,
the delivery time is 50workdays after down payment and samples approval.
Q6. What is your payment term?
A: A. T/T, Paypal ect
B. For bulk production:
Option A:30% pay in advance, 70% before shipping
Option B:40-50% pay in advance,the balance within one week after B/L copy
Q7. What is your shipping way?
A:We will help you to choose the best shipping way according to your detail requirements. By sea, by air or by express, etc.
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