What payment terms are accepted?

We accept LC, T/T, PayPal, Western Union, and Money Gram.

Are samples available for evaluation?

Yes, sample and trial orders are accepted for quality evaluation before bulk production.

What is the Al2O3 content range?

The Al2O3 content ranges from 35-42% depending on the specific model (e.g., DK-32 to DK-15).

$Wholesale Refractory Fire Brick Sk32 Sk34 for Boiler$

Wholesale Refractory Fire Brick Sk32 Sk34 for Boiler

Name: Wholesale Refractory Fire Brick Sk32 Sk34 for Boiler
Brand: DKJL Co., Ltd.
SKU: 702757992

Beijing, ChinaDKJL Co., Ltd.

US$110.00-152.00

5 pallet

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Feature

Long Time Materials

Refractoriness (℃)

1580< Refractoriness< 1770

Model NO.

SK32, SK34

Shape

Brick

Product Name

Sale Refractory Bricks

Standard Size

230*114*65

Al2O3 Content

35-42%

Sample

Available

Application

Industrial Furnace Building Material

Density

2.05-2.15(g/cm3)

Cold Crushing Strength MPa

Under 0.2 MPa Refractoriness

1350c

Porosity

Max 22%

Certificate

ISO9001

Type

Refractory Material

Material

Alumina Block

Transport Package

Wooden Pallet

Specification

fire clay brick with various shape

Trademark

dkjl or OEM

Origin

Shangdong

HS Code

69022000

Production Capacity

200mt Per Week

Key features

Corrosion & Wear Resistance: Excellent chemical stability and durability against high-temperature corrosion and wear.

Thermal Shock Resistance: Maintains structural integrity and volume stability under rapid temperature changes.

High Mechanical Strength: Cold crushing strength up to 29.4 MPa ensures durability in heavy-duty furnace linings.

Low Porosity Design: Apparent porosity as low as 12% enhances insulation and prevents slag penetration.

ISO9001 Certified Quality: Manufactured under strict quality control with ISO9001 certification for reliability.

Customizable Specifications: Available in various sizes, shapes, and Al2O3 contents to meet specific customer requirements.

Versatile Industrial Application: Ideal for glass, blast, hot-air, cement, and chemical furnaces and heating equipment.

Company profile

DKJL Co., Ltd.

Beijing, China

Business Type: Trading CompanyExport Year: 2001-05-01Nearest Port: TIANJINAverage Response Time: ≤9.98hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP, EXW

AI-Powered supplier vetting

SummaryDKJL Co., Ltd. is a China-based limited trading company operating from Beijing, with its factory identified in Zibo, Shandong. It reports export activity since 2001 and accepts LC, PayPal, T/T, and Western Union. Its stated product scope covers insulation, refractory, ceramic fiber, heating, graphite, calcium silicate, ceramic, and related products. The supplier reports ISO 9000/9001 and ISO 14000/14001 management-system certifications, more than 10 production lines, and 11–20 quality-control staff. However, the available information does not establish after-sales support, financial credibility, R&D strength, customization capability, or detailed customer performance. Trade records show several 2025 transactions involving sorting and metal-detection equipment with buyers in Mexico and the United States, but the records provide limited transaction detail.

Supplier typeDKJL Co., Ltd. is explicitly identified as a trading company and limited company in China, based in Beijing. Its reported commercial scope spans industrial equipment and components, metallurgy, energy, light industry, construction, and related insulation, refractory, ceramic, and heating products.

CertificationsThe supplier reports ISO 9000, ISO 9001, ISO 14000, and ISO 14001 certifications for its management systems. These stated certifications provide explicit evidence of formal quality and environmental management credentials.

Production capacityThe supplier reports more than 10 production lines and annual production output above the stated threshold, with 11–20 quality-control staff. However, its company type is listed as trading company, and the slices do not clarify the ownership or operational relationship between DKJL and the factory in Zibo, Shandong.

Client casesTrade records show 2025 transactions involving a metal-granule sorting machine, color sorters, and a metal detector, with buyers in Mexico and the United States. These records demonstrate some identifiable international buyer activity, but the limited number of transactions and absence of performance, repeat-order, or satisfaction evidence prevent a stronger assessment.

Product Q&A

Q:How can I get a prompt quotation?

Please send an inquiry including drawing, dimensions (length*width*thickness), service temperature, application, quantity, density, and Al2O3 content.

Q:What is the minimum order quantity (MOQ)?

The MOQ is 1 pallet.

Q:What is the HS code for these bricks?

The HS code is 69022000.

Q:What are the standard sizes available?

Common sizes include 230x114x65mm, 230x114x75mm, and 230x114x32mm, with other sizes available upon request.

Q:What is the average lead time for delivery?

Peak season lead time is within 15 workdays, while off-season lead time is one month.