What is the warranty period?

The warranty period is 10-15 years.

What are the available diameters for the PP core?

The common diameter of PP core cell is 8mm, 10mm, 12mm. And it can be made according to client's specific requirement.

What certifications does the product have?

Hongzan has obtained international recognized certificates and test reports for aluminum honeycomb panel related to Fire rate, sound insulation, and so on, E.G.: 1), ISO 9001:2008; 2), A class fire rate by Lloyd's ( Marine Association) ; 3), BS 476 ,475 by TUV PSD Singapore; 4), EN13501-1 by ITS; 5), ASTM by ITS.

Customized Size Waterproof Fireproof PP Core for Sandwich Panel

Name: Customized Size Waterproof Fireproof PP Core for Sandwich Panel
Brand: FoShan HongZan Building Materials Co., Ltd.
SKU: 841653185

Guangdong, ChinaFoShan HongZan Building Materials Co., Ltd.

US$10.00

200-999 Square Meters

US$8.00

1,000-2,999 Square Meters

US$5.00

3,000+ Square Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

10 Years

Warranty

10-15 Years

Model NO.

PPC-632

Material

Polypropylene

Shape

Rectangle, Triangle, Rhombus, Trapezoid

Performance

Light Weight with Stiffness Strength Ratio

Function

Energy Absorption, Sound and Vibration Dampening

Model

Application

Marine, Automotive, Rail, Truck, Floor, Wall

Diameter of PP Core

8mm, 10mm, 12mm

Delivery Time

Based on The Quantity and Specification

Density of PP Core

70 / 75/ 80 /85 Kg/M³

Transport Package

Standard Export Packages--Wooden Crate

Specification

600*600mm, 1200*2400mm. customized made

Trademark

HongZan

Origin

Foshan, China

HS Code

76169990

Production Capacity

500, 000 Sqm Annually

Key features

Customizable PP Core Sizes: Available in 8mm, 10mm, 12mm diameters with custom options based on client requirements.

Lightweight with High Strength: Holds light weight with stiffness strength ratio, offering energy absorption and vibration dampening.

Waterproof and Fireproof: Resistant to moisture, corrosion, fungi, and chemicals; meets A class fire rate standards.

Wide Application Scope: Suitable for marine, automotive, rail, truck, floor, wall decoration, and sports protection.

10-15 Years Warranty: Comprehensive warranty coverage for 10 to 15 years ensuring long-term reliability.

International Certifications: ISO 9001:2008, Lloyd's A class fire rate, BS 476, EN13501-1, and ASTM certified.

High Production Capacity: Monthly capacity of 50,000 square meters with flexible customization for packaging.

Free Sample Availability: Free samples are provided for quality verification before bulk orders.

Company profile

FoShan HongZan Building Materials Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-01-01Nearest Port: Foshan Port,China, Guangzhou Port,China, Shenzhen Port,ChinaAverage Response Time: ≤11.43hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryFoShan HongZan Building Materials Co., Ltd. is identified as both a trading company and manufacturer/factory specializing in honeycomb cores and architectural composite panels. The supplier has operated since 2002 and began exporting in 2006, with 51%–70% of total sales from exports and self-operated import/export rights. Its stated capabilities include more than 10 production lines, over 300 workers, 10 experienced engineers, 6–10 years of R&D engineer experience, 11–20 quality-control staff, and multiple listed production outputs. ISO 9001 and ISO 14001 certifications, along with BV, TUV, SGS, Lloyd’s, and other testing or certification evidence, support its quality and compliance profile. The materials provide limited direct evidence regarding after-sales service, financial credibility, innovation results, customization execution, or specific customer cases.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, with manufacturing industry associations and a factory in Nanhai, Foshan. Its stated history and production infrastructure support that it is not solely a trading intermediary.

CertificationsThe supplier reports ISO 9001 and ISO 14001 certification, plus BV, TUV, SGS, Lloyd’s marine certification, BS 476 testing, and other quality or product reports. These records provide explicit evidence of formal management-system and product-compliance credentials.

R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience, 10 experienced engineers, and rigorous professional R&D support as a stated objective. Its broad product range suggests product-development activity, but the slices do not provide patents, new-product results, dedicated R&D investment, or verified innovation outcomes.

Production capacityProduction evidence is substantial: more than 10 production lines, a factory of about 30,000 square meters, 300 specialized production equipment sets, more than 300 workers, and listed output across stone, aluminum, porcelain, and core products. The supplier also lists multiple honeycomb and corrugated-panel production lines, supporting a broad manufacturing capacity.

Product Q&A

Q:Do you provide free samples?

Yes, we do supply sample for free.

Q:Do you offer the best price?

We are manufacturer with our own export right, we always provide our best price with high quality products.

Q:How can you ensure your quality is reliable?

We have our QA system and pass ISO 9001:2008; , besides, our products passed BS, IMO, CE EN, ASTM tests. We can supply reports, certificates, You are also welcome to send QC team to do the inspection.

Q:How about your factory's productivity ability?

Our production capacity is 50000 square meter per month.

Q:Can we have video factory tour and live show of your factory during this pandemic time?

Dear, of course! You are welcome to set up a life video visitng of our factory !