Custom Quartz Lamp Holders & Heater Components
| Parameter | Typical Range |
|---|---|
| Overall size | Confirmed per equipment envelope |
| Tube-fit diameter | Matched to lamp/heater tube OD, plus clearance |
| Hole / slot dimensions | Mechanical/diamond drilled ≥Ø0.8 mm, ±0.02 mm |
| Mounting geometry | Confirmed per equipment |
| Assembly tolerance | Confirmed per order |




Quartz components that hold, space, and mount lamp or heater tubes inside equipment — sized to the tube they hold and the fixture they mount into.
Tube-fit diameter is the dimension to confirm first — it has to match the actual OD of the lamp or heater tube being held, with enough clearance to insert without binding but not so much that the tube shifts in use.
Quartz Lamp Holders & Heater Components Factory Standard & Manufacturing Limit
These parts are typically brackets, spacers, or end-support pieces machined to hold one or more lamp/heater tubes at a fixed spacing and position within your equipment. Overall size and mounting geometry are set by your equipment envelope, not chosen independently.
Tube-Holding, Spacing and Mounting Features
Tube-fit features (holes, slots, or notches sized to the tube OD) are cut by mechanical or diamond drilling for round holes, or CNC grinding for slots. Where multiple tubes are held in one part, spacing between fit points is checked as a set — consistent spacing matters more than any single hole being individually accurate, since it's the pattern that has to match your equipment's tube layout. Before shipment we check overall dimensions, hole/slot position and size, tube fit, mounting-feature position, and surface condition.
Tube Fit, Slot Geometry and Mounting Position Define the Component
| Controlled Feature | Reference Capability / Requirement |
|---|---|
| Lamp / Heater Type | Halogen, UV or IR equipment identified in the RFQ |
| Tube Fit Diameter | Clearance and contact zone defined from the actual lamp or heater tube |
| Hole / Slot | Width, depth and position dimensioned from mounting datums |
| Structure | Clamp, cradle, spacer, seat or insulating block |
| Material Scope | Quartz component alone or quartz plus ceramic parts as confirmed |
| Operating Environment | Temperature, radiation and electrical-clearance conditions supplied by the customer |
| Assembly Tolerance | Critical fits separated from non-functional outer dimensions |
| Replacement Part | Existing sample or equipment drawing used to reproduce interfaces |
Identify the Lamp Family Before Designing the Holder
| Component | Function | Required Inputs |
|---|---|---|
| Tube cradle | Supports a hot quartz lamp envelope | Tube OD, contact length and mount |
| End holder | Locates the lamp near its termination | End geometry and electrical clearance |
| Spacer / insulator | Maintains distance between hot components | Thickness, holes and support load |
| Custom mounting block | Connects lamp assembly to equipment | All holes, slots and reference surfaces |
Configurations Defined by the Process
Lamp and Heater Equipment Assembly
Product Forms and Finished Components

Grade-Qualified Material Purity
Electric-fused / flame-fused quartz: SiO₂ ≥99.99%; synthetic JGS1-grade fused silica: ≥99.999%. Grade and lot certificate govern supplied material.
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