Clear Lighting Acrylic Profile
This range is intended for projects where transparent PMMA and relatively high transmission are central to the design. The product page also lists smooth and prismatic surfaces.
Material
Acrylic / plexiglass
Cross-section
85 mm or custom
Transmission
85% or 90%
Processing
Cutting, drilling, assembly
Opal Lighting Acrylic Profile
Use the opal range as a reference when light-source concealment and diffusion matter more than maximum transparency. Several published transmission options allow different optical targets to be discussed during sourcing.
Material
Acrylic
Width
120 mm
Transmission
65%, 75%, 80%, 85%, 90%
Cut length
Several mm to 10 m listed
Big Lighting Acrylic Profile
This series provides a more relevant reference for office lighting, transportation lighting and large signage assemblies where a small LED-strip diffuser cannot demonstrate the required extrusion capability.
Cross-section capability
Up to 500 mm listed
OEM measurement
248 mm
Wall thickness
2.5 mm published example
Transmission
70%, 75%, 80%, 85%
Extrusion
Single, co- and tri-extrusion
Product rating
UL94-HB listed for this profile
Thick Lighting Acrylic Profile
This range is designed around optical light distribution rather than a simple protective cover and therefore gives engineers a useful reference for lens and beam-control programs.
Material
Optical acrylic / PMMA
Thickness
1–20 mm
Width
5–200 mm
Transmission
90% or more
Beam options
15°, 30°, 40°, 45°, 60°, 90°, 120°
Applications
Optical LED lens and Fresnel lens
How to Select a Lighting Acrylic Profile for Your Project
| Project Requirement | Relevant Dachang Reference | What to Specify in the RFQ |
|---|---|---|
| Higher transparency | Clear Lighting Acrylic Profile with published 85% or 90% transmission | Required cross-section, transmission target, surface geometry, length and annual volume |
| LED concealment and diffusion | Opal Lighting Acrylic Profile or Light Diffusing Acrylic | Target transmission, acceptable LED visibility, color/opal appearance and profile dimensions |
| Specific light distribution | Thick Lighting Acrylic Profile and 60° extruded optical lenses | Beam requirement, lens geometry, PMMA thickness and LED/light-source arrangement |
| Wide lamp cover or lighting assembly | Big Lighting Acrylic Profile with cross-sections listed up to 500 mm | CAD cross-section, wall thickness, mating features, overall width and production quantity |
| Outdoor illuminated component | Anti-UV acrylic and gas-station acrylic extrusion references | Outdoor environment, expected UV exposure, color requirements and required verification documents |
Published product values are useful capability references. Final dimensions, optical performance and applicable compliance documentation should be confirmed against the exact drawing, resin formulation and production profile ordered.
OEM Lighting Acrylic Profile Development From Your Drawing
Custom extrusion starts with the cross-section rather than a generic price request. Dachang's acrylic profile information states that PMMA extrusion tolerances are typically held between ±0.05 mm and ±0.15 mm depending on profile geometry. Critical dimensions should therefore be marked on the drawing so engineering can distinguish functional interfaces from dimensions that do not require the tightest control.
Dachang manufactures extrusion dies in-house and states that its mold workshop was upgraded in 2023. Its current acrylic profile information publishes custom mold development within 72 hours from an approved drawing. The achievable timing for a particular optical, large-section or complex die should still be confirmed in the project quotation.
Send Drawing & Requirements
Provide the section geometry, critical dimensions, application, optical target and estimated purchasing volume.
01
The profile is reviewed for extrusion feasibility, wall geometry, dimensional requirements and the required PMMA appearance.
02
Tooling & Sample
Custom extrusion tooling is made in-house. Samples provide the physical basis for dimensional and optical approval before production.
03
Approval & Production
After the sample is accepted, the approved profile can move into bulk extrusion and any agreed secondary processing.
04
Make the First RFQ Technically Useful
Attach your drawing and tell Dachang where the profile will be used. If the design has mating clips, optical surfaces or dimensions that affect assembly, mark those dimensions as critical instead of assigning an unnecessarily tight tolerance to the entire cross-section.
Custom Lighting Acrylic Profile MOQ, Samples and Reorders
MOQ Is Profile-Dependent
Dachang does not publish one universal MOQ for every lighting acrylic profile. A new cross-section requires different setup and tooling considerations from an existing extrusion, so buyers should submit the profile drawing and estimated quantity together.
This avoids an artificial category-wide MOQ that does not reflect differences in profile weight, geometry or tooling.
Existing Samples Can Shorten Evaluation
The Clear Lighting Acrylic Profile page states that stocked samples can be prepared in 1–2 working days. A published mass-production example on that page is 10–20 days for 5,000 units per item after down payment.
These figures are product-page references, not a blanket delivery promise. Confirm availability and the schedule for the exact profile before placing an order.
Buyer-Owned Tooling Supports Repeat Programs
Dachang's acrylic extrusion information states that buyer-funded tooling remains buyer property and is stored for future production. This is useful for lighting programs where the same lens or diffuser needs to be reordered across multiple production cycles.
Secondary Processing Can Be Included
Dachang's acrylic product pages list operations including cutting, drilling, thermoforming and assembly. Define the finished length and required post-extrusion work in the RFQ so pricing reflects the component you actually need to receive.
Lighting Acrylic Profile Manufacturing Capacity
A custom extrusion supplier has to support both the first sample and repeat production. Dachang's current site publishes a 16,000 m² Dongguan manufacturing facility with 45 large-scale and 20 small-scale extrusion lines. Site-wide annual output is stated at approximately 2,000 tons across its plastic extrusion categories.
For lighting buyers, those numbers matter mainly when a profile must move from development into repeat supply. They should be evaluated together with the actual extrusion geometry, material formulation, tooling plan and inspection requirements rather than treated as a substitute for part-specific qualification.
Useful Supplier-Qualification Questions
- Can you confirm the achievable tolerance on the critical dimensions in our drawing?
- Which PMMA formulation is proposed for the required optical and environmental conditions?
- Will the sample be produced from the intended production tooling?
- Which dimensional and optical checks will be performed before shipment?
- Which certificate or material report applies to the exact resin used for our profile?
Lighting Acrylic Profile Quality and Compliance Documentation
Compliance should be checked at the material and product level. Dachang's website displays ISO quality-system references as well as RoHS, REACH and PMMA anti-UV documentation. Individual lighting profile pages also contain product-specific qualification information.
ISO Quality System
Dachang publishes ISO 9001 certification references. Procurement teams should request the current certificate during supplier qualification and confirm its scope and validity.
RoHS Documentation
RoHS documentation is displayed on Dachang's extrusion site. For an electrical or lighting program, request the report that applies to the exact PMMA resin or product being purchased.
REACH Documentation
Dachang's site lists REACH SVHC documentation. EU buyers should verify that the current report covers the selected material formulation before approval.
PMMA Anti-UV Report
A PMMA 8N Anti-UV report is listed on Dachang's site. This is particularly relevant when the lighting acrylic profile will be exposed to sunlight or exterior conditions.
SGS / UL References
The Clear and Opal Lighting Acrylic Profile pages list SGS and UL among their qualification references. Confirm document scope against the exact ordered profile rather than applying the reference to every PMMA extrusion.
UL94-HB on Big Profile
The Big Lighting Acrylic Profile specifically lists UL94-HB. This is a product-level published specification and should not automatically be applied to other acrylic profiles.
Lighting Acrylic Profile Sourcing FAQ
What lighting acrylic profiles does Dachang manufacture?
Dachang manufactures extruded PMMA light diffusers, clear and opal lamp covers, acrylic tubes, optical lens profiles and custom cross-sections. Existing products include 60° optical designs, a 57 mm opal diffuser and large or thick optical acrylic profile ranges.
Can Dachang manufacture a lighting acrylic profile from my drawing?
Yes. Dachang makes custom extrusion dies in-house and accepts buyer-designed cross-sections. The drawing should identify dimensions, critical tolerances, material/appearance, profile length and the optical target where relevant.
What dimensional tolerance is available for PMMA extrusion?
Dachang's acrylic profile information publishes a PMMA extrusion tolerance range of ±0.05 mm to ±0.15 mm depending on geometry. The achievable tolerance for your profile should be confirmed during drawing review because cross-section size and complexity affect extrusion control.
What is the MOQ for a custom lighting acrylic profile?
Dachang does not publish one fixed MOQ for the complete lighting acrylic category. MOQ depends on factors including whether existing tooling can be used and the requirements of the new cross-section, so include both the drawing and purchasing volume when requesting a quotation.
How should I choose between clear and opal acrylic?
Clear PMMA is the more relevant starting point when optical transparency and higher transmission are priorities. Opal or diffusing profiles are used when concealing the LED source and producing a more uniform illuminated appearance matters more. Dachang's published profiles demonstrate multiple transmission levels rather than one universal acrylic specification.
Can Dachang supply acrylic profiles for controlled beam angles?
Yes. Dachang's Thick Lighting Acrylic Profile lists 15°, 30°, 40°, 45°, 60°, 90° and 120° beam-angle options, with 1–20 mm thickness and 5–200 mm width. The category also contains dedicated 60° PMMA optical lens products.
Can Dachang produce large acrylic lighting covers?
The Big Lighting Acrylic Profile page states that cross-sections can reach 500 mm. It publishes a 248 mm OEM measurement, a 2.5 mm wall-thickness example and single-, co- and tri-extrusion capabilities.
When should I consider polycarbonate instead of PMMA?
PMMA profiles are commonly selected when optical clarity and acrylic weathering characteristics are central to the design. When mechanical impact requirements become the dominant consideration, compare the project against Dachang's Lighting Polycarbonate Profile range before finalizing the material.
What should I send to get a useful quotation?
Send the cross-sectional drawing, required PMMA appearance, critical dimensions and tolerances, profile length, optical transmission or beam requirement and expected purchasing volume. These inputs allow tooling feasibility and production requirements to be evaluated against the actual part rather than a generic acrylic-profile price.
Send Your Lighting Acrylic Profile Drawing for Review
If an existing Dachang profile matches your project, open its product page and request that specification directly. For a new OEM profile, send the cross-section, critical dimensions, optical requirement and estimated volume so the project can start with an engineering review rather than a generic catalog quotation.