Is the Rock Wool safe for all hydroponic systems?

Yes, it is suitable for run-to-waste and recirculating systems including NFT, ebb & flow, drip systems, and deep water culture.

What is the pH level of the Rock Wool?

The pH level ranges from 7 to 9, making it suitable for most hydroponic crops.

Can the Rock Wool be reused or recycled?

Yes, it is reusable under certain growing conditions and can be recycled as a soil amendment.

25X25X25mm 36X36X40mm Rock Wool Cubes for Hydroponic Growing

Name: 25X25X25mm 36X36X40mm Rock Wool Cubes for Hydroponic Growing
Brand: Hebei Bao Du Import and Export Trade Co., Ltd.
SKU: 1976539781

Hebei, ChinaHebei Bao Du Import and Export Trade Co., Ltd.

Negotiable

1 Box

Sample price:US$50.00/box.Request sample

Product profile

Customization

Available

Main Material

Basalt

Density

60-100 Kg/M³ (Customizable)

Model NO.

Rock Wool

Organic Content %

4.3

Shot Content %

1.5~2.5

Water Absorption %

>90

Water Loss 24h(24h/Kg/M3 )

0.009

pH

7-9

Form

Cubes, Slabs, Blocks, Plugs

Color

Yellow, Light Green

Ecological Safety

Non-Toxic, Environmentally Friendly

Chemical Stability

Inert and Non-Degradable

Usage

Hydroponics, Eed Starting, Propagation

OEM Support

Available (Sizes & Logo & Packaging)

Hg %

None

as %

None

Transport Package

Cartons, Pallet

Specification

Rock Wool Sizes 25mm 30mm 40mm 50mm 100mm 200mm

Trademark

BD MINERALS

Origin

Hebei

HS Code

6806109090

Key features

Premium Inert Substrate: Made from natural basalt, sterile and free from pathogens, weeds, and pests.

High Water Retention: Maintains ideal oxygen and moisture levels with over 90% water absorption.

Versatile Hydroponic Use: Compatible with NFT, ebb & flow, drip systems, and deep water culture.

Customizable Sizes: Available in cubes, slabs, blocks, and plugs with flexible size options.

OEM & Private Label: Support for custom sizes, logos, and packaging for wholesalers.

Stable Supply Capacity: Over 11 years experience with flexible packaging for bulk orders.

Global Market Trusted: Trusted by clients in Europe, Southeast Asia, Middle East, and South America.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerIn-stock Capacity

Hebei Bao Du Import and Export Trade Co., Ltd.

Hebei, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤5.50h

About Our Factory & Business Background

Address4-2102, Building E, Hongji Plaza, Xinhua District, Shijiazhuang, Hebei, China

Plant Area138 square meters

Number of Employees7

Registered Capital3,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Ton

Supply Chain Partners8

Our Production Capability & Technical Expertise

Main ProductsExpanded Clay, Vermiculite, Perlite, Zeolite, Color Flakes, Color Sand, Gravel Stone Pebbles

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2017-11-30

Main MarketsNorth America, Europe, Southeast Asia/ Mideast

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff4

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What are the available sizes for Rock Wool Cubes?

We offer various sizes including 25x25x25mm, 25x25x30mm, 25x25x40mm, 30x30x40mm, 40x40x40mm, 50x50x40mm, 50x50x50mm, 75x75x75mm, 80x80x80mm, 100x100x70mm, 100x100x100mm, 145x145x145mm, 150x150x150mm, and 200x200x200mm.

Q:Is the Rock Wool substrate customizable?

Yes, we provide customizable sizes, logos, and packaging. OEM and ODM services are available to match your branding and market preferences.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Ton.

Q:What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Q:How long is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.