Glass Chamfering can be reviewed for Borofloat Glass, but the accepted route depends on the exact grade or functional material definition, supplied form, thickness, feature geometry, edge condition, surface requirement and inspection method. The assigned process record notes: Glass Chamfering: source-backed external reference facts retained from V3.2.1; only numeric facts are counted as numeric capability data. The assigned material or application record adds: Material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements.
Glass Chamfering for Borofloat Glass
Glass Chamfering can be reviewed for Borofloat Glass, but the accepted route depends on the exact grade or functional material definition, supplied form, thickness, feature geometry, edge condition, surface requirement and inspection method. The assigned process record notes: Glass Chamfering: source-backed external reference facts retained from V3.2.1; only numeric facts are counted as numeric capability data. The assigned material or application record adds: Material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements.
Borofloat Glass
Material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements
Glass Chamfering
Glass Chamfering: source-backed external reference facts retained from V3.2.1; only numeric facts are counted as numeric capability data.
Drawing-defined feasibility
Final capability is reviewed against grade, supplied form, thickness, geometry, edge distance, finish, tolerance, quantity and inspection method.
How the Process and Glass Type Interact
The table separates verified process or material records from project-specific items that still require drawing review.
| Review area | Assigned technical basis |
|---|---|
| Process purpose | Glass Chamfering: source-backed external reference facts retained from V3.2.1; only numeric facts are counted as numeric capability data. |
| Material or functional basis | Material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements |
| Input form | Flat sheet, blank, tube, rod or preform as applicable to the named process |
| High-risk condition | Thin, brittle, strengthened, crystalline or coated parts require grade- and geometry-specific qualification |
| Inspection basis | Dimensional and visual inspection; add microscopy, profilometry or interferometry when the drawing requires it |
BOROFLOAT 33 Properties Relevant to Glass Chamfering
Published values retain their grade and source conditions. They are not automatic finished-part guarantees.
| Material property | Published reference |
|---|---|
| Material category | Borosilicate 3.3 |
| Thermal expansion | 3.25e-6 1/K (20 to 300 deg C; ISO 7991 reference value) |
| Service temperature | 500 deg C (Short-term use below 10 h; reference value); 450 deg C (Long-term use at or above 10 h; reference value) |
| Refractive index | 1.47140 index (587.6 nm) |
| Available forms | Sheet, plate, disc, window, tube, rod or blank where the named grade is supplied in that form |
Chamfering References and Design Limits
Numeric values are displayed only when an exact or accepted process-family record has verified public evidence. Proxy-family pages suppress numeric ranges and remain drawing-review pages.
| Process parameter | Reference value | Applicable condition |
|---|---|---|
| Minimum Thickness | 0.813 mm | Abrisa edge grinding/polishing program |
| Maximum Thickness | 50.8 mm | Abrisa edge grinding/polishing program |
| Minimum Part Size | 19.05 x 19.05 mm | Converted from the source imperial value 0.75 x 0.75 in; the source page metric text is inconsistent |
| Maximum Part Size | 533 x 533 mm | Abrisa edge grinding/polishing program |
| Dimensional Tolerance | ±0.254 mm; up to ±0.05 mm for parts 127 x 127 mm or smaller | Abrisa edge program |
| Parallelism | ±0.0127 mm | Swift edge-finishing equipment; converted from 0.0005 in |
| Design item | What must be reviewed |
|---|---|
| Thickness and part envelope | 0.813 mm 50.8 mm 19.05 x 19.05 mm 533 x 533 mm |
| Tolerance and finish | ±0.254 mm; up to ±0.05 mm for parts 127 x 127 mm or smaller Pegasus distinguishes precision saw-cut chamfered edges from smooth fire-polished finishes. |
| Drawing review | For Glass Chamfering on Borofloat Glass, identify datums, critical features, edge and surface zones, coating sides, inspection method and quantity. |
Inspection Focus for Borofloat Glass Glass Chamfering Feasibility Review
Acceptance should connect the drawing characteristic to a measurement method, fixture condition and stated limit.
| Review item | Project-specific focus |
|---|---|
| Process defects | Chipping, cracking, subsurface damage, dimensional error, contamination or surface defects as applicable |
| Process limitation | Public supplier values are not universal; blank numeric fields indicate that no transferable public value was verified |
| Design condition | Define material grade, thickness, geometry, edge distances, datum scheme, surface/edge acceptance and inspection method |
| Acceptance method | Microscopic Edge Inspection: Compare calibrated result with the drawing, purchase order or approved test specification |
Information Needed Before Quotation
Use the drawing to define the exact material, process feature, tolerance, edge and surface acceptance criteria.
RFQ inputs
- Define material grade, thickness, geometry, edge distances, datum scheme, surface/edge acceptance and inspection method
- Provide a drawing revision, material or grade, quantity, dimensions, tolerances, critical surfaces and the required inspection record.
Selected Material and Process References
References support the assigned records but do not replace an approved part drawing, first-article result or production specification.
- SCHOTT BOROFLOAT 33 Technical Data schott.com
- Pegasus Glass Custom Tubing and Rod Pegasus Glass
- Edge Grinding and Polishing Swift Glass
- Precision Drilling and Milling Vitrum Glass Group
- Sydor CNC Glass Machining Sydor Optics
Request a Project-Specific Glass Review
Send the drawing, material, dimensions, quantity, tolerances, surfaces and inspection requirements for feasibility review.
- Process: Glass Chamfering
- Material: Borofloat Glass
- Drawing or part sketch
- glass type/grade
- Thickness / part size
- Quantity
STEP/STP, DXF, DWG, PDF, IGS/IGES or ZIP.
Confidential drawing review. NDA support available on request.
Frequently Asked Questions
These answers use the material, process, product and application data assigned to this page.
Is Glass Chamfering suitable for Borofloat Glass on Borofloat Glass Glass Chamfering Feasibility Review?
Glass Chamfering can be reviewed for Borofloat Glass, but the accepted route depends on the exact grade or functional material definition, supplied form, thickness, feature geometry, edge condition, surface requirement and inspection method. The assigned process record notes: Glass Chamfering: source-backed external reference facts retained from V3.2.1; only numeric facts are counted as numeric capability data. The assigned material or application record adds: Material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements.
Which material details must be confirmed before Glass Chamfering for Borofloat Glass?
For Borofloat Glass Glass Chamfering Feasibility Review, material- and grade-dependent; qualify cutting, grinding, drilling, lapping and polishing against fracture and surface requirements.
Which geometry details control Glass Chamfering for Borofloat Glass?
For Borofloat Glass Glass Chamfering Feasibility Review, define material grade, thickness, geometry, edge distances, datum scheme, surface/edge acceptance and inspection method.
Can published process values be used as guaranteed tolerances for Borofloat Glass Glass Chamfering Feasibility Review?
For Borofloat Glass Glass Chamfering Feasibility Review, no. Published values remain reference conditions. The accepted tolerance depends on the exact material grade, thickness, geometry, datum scheme, edge and surface requirement, quantity and inspection method.
Which defects and inspection checks matter after Glass Chamfering on Borofloat Glass?
For Borofloat Glass Glass Chamfering Feasibility Review, chipping, cracking, subsurface damage, dimensional error, contamination or surface defects as applicable.
What should an RFQ include for Borofloat Glass Glass Chamfering Feasibility Review?
For Borofloat Glass Glass Chamfering Feasibility Review, provide the material or grade, drawing revision, dimensions, quantity, tolerances, critical surfaces, service conditions and required inspection record.