What quality control measures are in place?

We guarantee quality by providing a pre-production sample before mass production and conducting a final inspection before shipment. Finished products undergo 100% visual and function inspection.

What are the main technical advantages of this mullite sand?

The product features a low thermal expansion coefficient, good collapsibility, high chemical stability, corrosion resistance, uniform size distribution, good mold shell performance, and low iron and dust content.

Direct Sale of Various Specifications of High-Quality Mullite Sand

Name: Direct Sale of Various Specifications of High-Quality Mullite Sand
Brand: Linyi Kehan Silicon Products Co., Ltd.
SKU: 2132437352

Shandong, ChinaLinyi Kehan Silicon Products Co., Ltd.

US$300.00

10-19 Tons

US$256.00

20-29 Tons

US$200.00

30+ Tons

Product profile

Customization

Available

CAS No.

2508600000

Formula

N/a

Model NO.

200M

EINECS

N/a

Environmental Protection

Yes

Certification

REACH

Color

Gray

Appearance

Solid

Type

High-Alumina

Usage

Precision Casting

Production Process

Sintering Method

Purpose

Refractory Materials, Ceramics, Metallurgy, Castin

Particle Size Specification

0.1-0.3mm, 0.1-0.4mm, 0.18-0.3mm, 0.18-0.5mm, 0.3-

Transport Package

Woven Bag

Specification

25kg

Trademark

KEHAN

Origin

China

HS Code

250860000

Production Capacity

50000tons/Years

Key features

Customizable Particle Sizes: Offers various specifications including 0.1-0.3mm to -325Mesh, with full customization options.

High Chemical Stability: Features low thermal expansion, good collapsibility, and strong corrosion resistance.

Precision Casting Application: Ideal for precision casting industry with uniform size distribution and good mold shell performance.

REACH Certified: Meets REACH environmental protection standards for safe and compliant usage.

Low Iron and Dust: Ensures high purity with Fe2O3 max 2% and dust concentration 150~350ppm.

OEM/ODM Support: Provides OEM and ODM services with flexible customization from samples or designs.

High-Alumina Composition: Contains 45-51% Al2O3 and 44-50% SiO2 for superior refractory performance.

Professional R&D Center: Backed by a 1500 m2 R&D center with advanced testing equipment and patents.

Company profile

Experienced Team

Linyi Kehan Silicon Products Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: N/A CertifiedNearest Port: Qingdao Port, Tianjin Port, Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier demonstrates established quality and environmental management systems, with ISO9001:2015 and ISO14001:2015 certifications, documented quality-control and complaint-handling procedures, and raw-material traceability. It offers broad customization, ODM and OEM services, reports new products within the past year, and has four years of cumulative R&D engineer experience. Service management includes documented supplier assessment and corrective-action procedures, with one-month stated lead times in both peak and off-season periods. Overseas support is limited: the supplier reports no overseas warehouses, showrooms, agents, or branches, although it offers maintenance, training, installation, and debugging and has participated in the China Foundry Exhibition. Customer-related evidence consists mainly of named cooperative industrial partners and OEM service for famous brands; specific project outcomes are not provided.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certifications. Earlier records also cite ISO9001:2008, ISO14001:2015, OHSAS18001:2007, and high-tech enterprise certification, indicating documented quality, environmental, and occupational-safety credentials, although the current validity of the older certificates is not established.

After-Sales capabilityThe supplier has documented complaint-handling procedures and records, quality assurance, traceability, and controlled quality records. It lists maintenance, training, equipment installation, and debugging services, but reports no overseas warehouse, showroom, agent, or branch, limiting its demonstrated local overseas support infrastructure.

R&D capabilityThe supplier reports new products within the past year, ODM services, an available SDK, four years of total R&D engineer experience, and development of silica sol products since 1998. These facts support active product development, although the scale and technical depth of the R&D organization are only partially documented.

Production capacityProduction and delivery capability is supported by 50 quality-control staff, 19 qualified service-capability suppliers, documented supplier assessment and corrective-action procedures, stated one-month lead times in peak and off-season periods, and identified production-line and material-handling equipment. Capacity volume and production throughput are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, consistent with its stated goal of personalized customization. ODM availability further supports design-oriented collaboration.

Client casesThe supplier identifies cooperative partners including IMPRO, Shandong Luyang, Dongying Giayoung Precision Metal, and Anhui Yingliu Group, and states that it provides OEM services for famous brands. These are relevant customer or partner references, but no project scope, order results, or independently verifiable case details are provided.

Product Q&A

Q:What are the available particle size specifications?

We offer a wide range of sizes including 0.1-0.3mm, 0.1-0.4mm, 0.18-0.3mm, 0.18-0.5mm, 0.3-0.7mm, 0.3-0.8mm, 0.425-0.85mm, 0.5-1.0mm, 0.7-1.0mm, 0.7-1.5mm, -120Mesh, -200Mesh, and -325Mesh. Special grades can also be customized.

Q:What is the minimum order quantity?

The minimum order quantity is 0.1 Ton.

Q:What are the lead times for production?

The average lead time is one month for both peak season and off-season.

Q:Is customization available for this product?

Yes, we provide full customization options including customization from samples, designs, minor customization, and flexible customization. The production process is sintering method, suitable for refractory materials, ceramics, metallurgy, and casting.

Q:What payment terms and currencies are accepted?

We accept USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, and CHF. Payment types include T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, and Cash. Delivery terms include FOB, CFR, CIF, and EXW.