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Yongshang

Product range

Four sheet families, one extrusion source.

Optical diffuser sheet for lighting, general PP sheet for signage, packaging and battery boards, and PP board for stationery converters. All extruded in Zhongshan from 100% virgin material — no regrind, no fillers.

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Product range

Compare at a glance

Specifications side by side.

Swipe the table sideways to see every grade.

Comparison of thickness, size, form and order terms for the four Yongshang sheet families
SpecificationPP Diffuser SheetPS Diffuser SheetGeneral PP SheetPP Stationery Board
MaterialPolypropylenePolystyrenePolypropylenePolypropylene
Thickness0.3–2.0 mm0.3–2.0 mm0.3–2.0 mm0.3–2.0 mm
Light transmittance20–80%20–80%Opaque–translucentOpaque–translucent
Haze90% ±290% ±2——
Service temp.50°C80°C50°C50°C
Standard sheet1.22 × 2.44 m1.22 × 2.44 m1.22 × 2.44 m1.22 × 2.44 m
Roll width≤1,200 mm≤1,200 mm≤1,200 mmOn request
V-0 gradeGB/T, 3,000 sheetsGB/T, 3,000 sheetsOn request—
Best forLED panel & office lightingPremium luminaires, displaysSignage, packaging, battery boardsFolders, covers, files
MOQFrom 100 sheetsFrom 100 sheetsFrom 100 sheetsFrom 100 sheets
Lead time7–15 days7–15 days7–15 days7–15 days

Need a grade that is not listed? Non-standard thickness, colour, surface finish and light transmittance are what most of our orders actually are — send us the spec.

Technical data

Material properties.

Light transmittance
20–80% depending on grade, matched to your fixture
Haze
90% ±2
Specific gravity
≈0.92 (PP grades)
Shrinkage
0 as supplied
Service temperature
PP 50°C · PS 80°C
Roll supply
Standard maximum width 1,200 mm; roll weight 50–150 kg
Sheet supply
1.22 × 2.44 m standard, cut to size on request
Packing
4,000–5,000 sheets per pallet, 1,150 × 1,150 mm pallet, mixed loading available
Flame retardant
Halogen-free V-0 grade to GB/T, MOQ 3,000 sheets
Certification support
Tested to the standard your market requires, on request

Order terms

MOQ by product type.

Minimum order quantity by product type
Product typeMOQ
Standard 2.0 mm flat diffuser sheet5,000 sheets
Halogen-free V-0 flame-retardant grade3,000 sheets
Special textures (prismatic, matte, water-drop)2,000 sheets
Extra-wide or extra-thick sheet1,000 sheets
Stock sizes held in inventoryFrom 100 sheets for trial orders

Stock sizes can ship in trial quantities; custom production runs start from the MOQ above. Lead time 7–15 days, EXW or FOB.

Colour & whiteness

  • Milky-white diffuser (standard)

    Whiteness ≥90%. Industry reference RAL 9010 (Pure White).

  • High-transparency semi-diffuser

    Light passes partially straight through. Industry reference RAL 9016 (Traffic White).

  • Transparent base, matte surface

    Base transmittance ≥92%; the matte surface turns it semi-translucent and softly white.

  • Pure-white flame-retardant sheet

    Whiteness ≥92%, low yellowing: ΔE ≤2 after 1,000 h ageing test.

Colour references are for guidance; physical samples remain the reference for approval.

Samples & quotations

Send us your spec. We will send back a free sample.

Thickness, size, colour, light transmittance or a halogen-free V-0 grade — tell us what the fixture needs and we will come back with the matching sheet, a quotation and freight options for West, South and Southeast Asia, Central Asia and Eastern Europe.

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    +84 813 313 838

MOQ
From 100 sheets on stock sizes; 2,000–5,000 custom
Lead time
7–15 days
Terms
EXW or FOB
Samples
Free sample support
Capacity
420 t per month
Business hours
09:00–18:00 (GMT+8)
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