BULK SUPPLY · SPECIFICATION & PACKING REVIEW

Packaging Materials and Irrigation Pipes

Reliable plastic products, custom specifications and export-ready supply from China

✓Industrial Packaging Solutions — PP Hollow Sheets, Boxes & Layer Pads
✓Agricultural Plastic Solutions — PE Irrigation Pipes & Drip Tape
✓Custom Specifications, OEM Printing & Export-Ready Supply
PRODUCT & ORDER REVIEW
2 Lines
Packaging + Irrigation
Sample Checks
Confirm Intended Use
Order Schedule
Confirm in Quotation
Material Grade
Product-Specific Data
Confirm sheet thickness, pipe diameter, printing, batch inspection criteria and container packing in the quotation. Request material and compliance documents for the exact specification and destination.
LINE 1 · INDUSTRIAL PACKAGING

PP Hollow Sheets & Packaging Solutions

Lightweight, 100% waterproof, washable and reusable PP sheets, turnover boxes, advertising boards, and layer pads.

View All 5 Packaging SKUs →
PP Hollow Sheets

PP Hollow Sheets

Lightweight, waterproof, recyclable PP hollow sheets in 2-12mm thickness with full color range and custom sizes

Material100% Virgin PP / Recycled PP with color masterbatch
Thickness2 mm - 12 mm (typical 3/4/5 mm)
Weight (Density)300 g/m² - 2000 g/m²
PP Corrugated Plastic Sheets

PP Corrugated Plastic Sheets

Coroplast-style fluted polypropylene sheets for printing, protection, partitions and reusable packaging

MaterialVirgin PP, food-grade and recycled options
Thickness2 mm - 10 mm
Weight (Density)350 g/m² - 1500 g/m²
Advertising Boards

Advertising Boards

Corona-treated printable PP advertising boards for yard signs, displays, and outdoor promotion

MaterialVirgin PP with UV stabilizer
Thickness2 mm - 6 mm (3 mm and 5 mm most common)
Standard Size600 x 900 mm, 1220 x 2440 mm, custom cut sizes
PP Packaging Boxes

PP Packaging Boxes

Reusable PP hollow board turnover boxes, divider crates and foldable storage containers

MaterialPP hollow board 3-8 mm with PP/ABS edge frame
StructureFoldable, fixed, or sleeve type with reinforced corners
SizeFully customized to your product and pallet dimensions
Layer Pads

Layer Pads

PP layer pads and tier sheets for pallet stacking, bottle separation and can palletizing

MaterialPP hollow board or solid PP sheet
Thickness1.5 mm - 5 mm
Weight (Density)400 g/m² - 1200 g/m²
LINE 2 · AGRICULTURAL PLASTICS

PE Irrigation Pipes & Drip Line Systems

Carbon black UV-stabilized LDPE and HDPE irrigation mains, inline drip tubes, flat drip tape, and water supply pipes.

View All 4 Irrigation SKUs →
PE Irrigation Pipes

PE Irrigation Pipes

LDPE/HDPE irrigation main and lateral pipes for farm, orchard and greenhouse water distribution

Outer DiameterØ16 / 20 / 25 / 32 / 40 / 50 / 63 mm (up to Ø110 mm on request)
Wall Thickness0.8 mm - 4.7 mm depending on diameter and pressure rating
MaterialLDPE / HDPE (PE80, PE100) with carbon black UV stabilizer
Drip Irrigation Tubes

Drip Irrigation Tubes

Inline emitter drip tubes with uniform flow for row crops, orchards and greenhouse irrigation

Outer DiameterØ16 / 20 mm (Ø12 mm available for greenhouse use)
Wall Thickness0.6 mm - 1.2 mm
MaterialVirgin PE with UV stabilizer and anti-algae carbon black
Drip Irrigation Tape

Drip Irrigation Tape

Thin-wall flat drip tape for row crops, offering low-cost seasonal irrigation with uniform emission

Flat Width / DiameterØ16 mm (flat width 25 mm), Ø20 mm available
Wall Thickness0.15 mm - 0.6 mm (6 mil - 24 mil)
MaterialVirgin PE with UV stabilizer
PE Water Supply Pipes

PE Water Supply Pipes

HDPE PE100 water supply pipes for potable water, farm mains and buried distribution networks

Outer DiameterØ20 / 25 / 32 / 40 / 50 / 63 / 75 / 90 / 110 mm (up to Ø160 mm)
Wall Thickness2.0 mm - 10.0 mm per SDR and pressure class
MaterialHDPE PE100 / PE80, potable water grade
SPECIFICATIONS

What we can hold to spec

Every figure below is a production range we quote against, not a marketing claim.

1 × 40HQ

Both lines in one container

PP packaging and PE irrigation load into the same 40HQ, so you clear one shipment and settle one invoice instead of two.

50+

Return cycles per sheet

PP hollow sheet does not absorb water, so the same turnover box keeps coming back through the loop. Washing it down does not shorten that.

5-10 yr

Field life under direct sun

That comes from the carbon black UV compound in the pipe wall. Unstabilised PE goes brittle within a season in the same conditions.

2-12 mm

Thickness range we tool for

Sheet thickness, density and colour are made to order. Corona treatment runs to 42 dyne and above when the surface has to take print.

WHERE IT SHIPS

What buyers in each sector order

Six applications that cover most of what we quote. If yours is not listed, the same sheet and pipe specs usually still apply — send us the dimensions.

Logistics & Warehousing applications

Logistics & Warehousing

Returnable turnover crates & pallet sleeve containers

E-Commerce & Courier applications

E-Commerce & Courier

Protective mailing boxes & warehouse tier dividers

Advertising & Signage applications

Advertising & Signage

Corona-treated UV printable yard signs & display boards

Hardware & Electronics applications

Hardware & Electronics

Anti-static (ESD) component trays & dunnage partitions

Field Crops & Greenhouses applications

Field Crops & Greenhouses

Precision inline drip irrigation tubes & seasonal tape

Farm Water Supply applications

Farm Water Supply

HDPE potable water mains & compression pipe fittings

PE IRRIGATION SELECTION GUIDE

PE Irrigation Pipe & Drip Line Specification Chart

Standard manufacturing ranges. Diameter, wall thickness, emitter spacing and coil length are made to order.

ProductOuter DiameterWall ThicknessPressure RatingEmitter SpacingRoll LengthTypical Application
PE Irrigation PipesØ16 - Ø110 mm0.8 - 4.7 mmPN4 - PN16N/A (plain pipe)50 - 300 mField mains and lateral lines
Drip Irrigation TubesØ16 / Ø20 mm0.6 - 1.2 mm0.5 - 3.0 bar20 - 100 cm100 - 400 mOrchards, vineyards, row crops
Drip Irrigation TapeØ16 mm (25 mm flat)0.15 - 0.6 mm0.4 - 1.2 bar10 - 30 cm500 - 2000 mVegetables, strawberries, cotton
PE Water Supply PipesØ20 - Ø160 mm2.0 - 10.0 mmPN6 - PN16N/A (plain pipe)Coils or 6/12 m lengthsPotable water and farm water mains

Request Wholesale Quote

Send material, size, quantity and destination details. Our sales team will reply with MOQ, lead time, packaging and export quotation.

Add product specifications (optional — gets you a faster, more accurate quote)

Industry Guides & Resources

How to Specify Coil Lengths for PE Irrigation Pipe Orders

How to Specify Coil Lengths for PE Irrigation Pipe Orders

Choose PE irrigation pipe coil lengths from the project run plan, then confirm diameter-specific availability, order quantity, winding, packing and receiving checks in writing.

Learn More →
How to Specify Divider Cells for Custom PP Hollow-Board Boxes

How to Specify Divider Cells for Custom PP Hollow-Board Boxes

Define divider cells from the parts and packing arrangement, then approve a sample against clear fit, retention and handling criteria. A box’s board thickness or outside dimensions alone do not establish divider performance.

Learn More →
Drip Tape Purchase Order: Specifications and Incoming Checks

Drip Tape Purchase Order: Specifications and Incoming Checks

A practical guide to selecting drip tape, writing measurable purchase-order requirements and checking wall thickness, spacing, flow, roll length and packaging on arrival.

Learn More →

PP Industrial Packaging & PE Agricultural Irrigation Supplier

CZJ Wholesale is a supplier of PP industrial packaging and PE agricultural irrigation products. The catalog covers PP hollow sheets, PP corrugated plastic sheets, advertising boards, PP packaging boxes and layer pads, together with PE irrigation pipes, drip irrigation tubes, drip irrigation tape and PE water supply pipes for farms, greenhouses, factories and export logistics.

Buyers can compare material, thickness, sheet size, printing options, pipe diameter, wall thickness, pressure rating, emitter spacing, roll length, MOQ, lead time, and export packing notes before sending a quote request.

Frequently Asked Questions

What is the minimum order quantity (MOQ)?
MOQ depends on the product and specification. PP sheets and boxes are quoted by sheet or piece, while PE irrigation pipes and drip tape are quoted by meter or roll — send your product list for exact figures.
Can you customize PP sheet size, thickness and printing?
Yes. Thickness, sheet size, color, surface treatment, printing and packing method can be matched to your target product.
Can you customize PE pipe diameter, pressure and roll length?
Yes. Pipe diameter, wall thickness, pressure rating, emitter spacing, flow rate, color and roll length are made to order. Send your field conditions and we will recommend a specification.
Can you supply export-ready packing?
Yes. Orders can be quoted with pallet plans, carton marks, coil packing and container loading details for export.
How do I request a wholesale quote?
Send the product name plus your specification and destination port. For packaging include material, thickness and size; for irrigation include diameter, pressure rating and roll length.

Looking for Factory-Direct PP Packaging or PE Irrigation Products?

Send your specification, target quantity and destination port. Request wholesale prices and agreed export packing details.

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