Main Component:
Al₂O₃ (Aluminum Oxide), content ≥95%–99.8%
Porosity:
<0.5% fully densified, zero open porosity, high mechanical strength
Filtration Accuracy:
Precision dimensional tolerance down to ±0.01 mm, surface finish Ra ≤0.4 μm
Melting Point:
2050℃, featuring excellent thermal stability, low thermal expansion coefficient
Key Properties:
Chemically inert, acid and alkali resistant, non-toxic, high dielectric strength (>18 kV/mm), superior hardness (HRA 88–90)
Processing Type:
Dry pressing, isostatic pressing, injection molding, slip casting followed by high-temperature sintering at 1650–1800℃
Industrial Standard:
Complies with ASTM C1161, IEC 60672, RoHS, REACH, UL 1446 for electrical insulation
Core Application:
Electrical and electronic insulation, high-voltage terminals, connectors, circuit substrates, semiconductor components
Product Details
Steatite ceramic insulation component is a precision electrical insulating structural part tailor-made for electronic connection and high-temperature electrical assemblies. As a cost-effective insulating upgrade alternative to engineering plastics and ordinary alumina ceramic parts, it is manufactured with high-purity steatite raw powder through dry pressing / isostatic pressing, high-temperature sintering and precision CNC integrated machining process. It features dense fine crystal structure, effectively delivering stable insulation performance at medium-high temperature, resisting thermal deformation under continuous heating load. No insulation failure, surface breakdown or brittle cracking after long-period energized operation; it maintains reliable dielectric property and cuts raw material cost compared with high-purity alumina and advanced ceramic insulation accessories. Steatite ceramic blanks are sintered in standardized ceramic production workshops, supporting full-size customized OEM mass production for all kinds of electrical terminals, socket bases and electronic insulating housings.
2. Core Characteristics of Talc Porcelain
2.1 Mechanical Properties
Based on forming craft and application scenarios, steatite ceramic insulating parts are mainly divided into pressed forming and machined blank two core grades. Pressed steatite ceramic parts feature low unit cost for mass standard insulating housings and terminal blocks; machined steatite ceramic blanks support complex cavity, hole and thread structure, specially customized for small-batch non-standard electronic insulation assemblies. High-precision steatite ceramic insulation components undergo fine grinding to achieve tight dimensional tolerance, fully matching general electrical component assembly requirements. Featuring stable dielectric property, moderate mechanical machinability and outstanding cost advantage, customized steatite ceramic insulation parts have become mainstream economical insulating components widely adopted in household electrical connectors, power terminals and sensor housings.
3. Advantages of Talc Porcelain
3.1 Superior Strength & Durability
Its exceptional mechanical strength and chip resistance outperform conventional porcelain, extending product lifespan in demanding environments such as hotels, restaurants, and industrial settings.
3.2 Outstanding Thermal Shock Resistance
Freezer-to-oven capability eliminates breakage risks during rapid temperature changes, offering unmatched convenience for professional kitchens and home bakers alike.
3.3 Brilliant White Aesthetic
The naturally bright body enhances color vibrancy for decorations and glazes, giving finished products a premium, high-end look that appeals to discerning consumers.
3.4 Lightweight Handling
Reduced weight without sacrificing strength improves ergonomics and reduces fatigue during handling, especially beneficial for large dinnerware sets and institutional use.
3.5 Eco-Friendly & Safe
Non-toxic, non-porous, and fully recyclable at end-of-life. Long service life reduces replacement frequency, contributing to lower overall environmental footprint.
4. Industry-Specific Applications of Talc Porcelain
4.1 Premium Tableware & Giftware
High-End Dinnerware & Hotelware: Plates, bowls, coffee mugs, and buffet ware that withstand commercial dishwashing and oven-to-table transitions
Decorative Artware: Vases, figurines, and ornamental pieces benefiting from the bright white base for intricate decoration.
Gift & Specialty Items: Tea sets, corporate gifts, and limited-edition collectibles valued for refined texture and premium appearance.
4.2 Professional Kitchen & Bakeware
Bakeware: Baking stones, loaf pans, cake molds – distribute heat evenly, promote perfect crust formation, and are naturally non-stick.
Cookware: Certain high-performance grades produce casseroles and saucepans suitable for direct stovetop use (gas or electric), offering excellent heat retention.
4.3 Architectural & Sanitary Ware
Premium Sanitaryware: Sinks, toilets, bidets – ultra-low water absorption (<0.1%) guarantees hygiene and stain resistance.
Technical Tiles: Wall and floor tiles for high-traffic commercial areas (airports, shopping malls, hospitals) requiring durability and abrasion resistance.
4.4 Industrial & Technical Comp
Electrical Insulators: Switch bases, fuse housings, insulating substrates – good dielectric strength and mechanical robustness.
Other Components: Thermocouple protection tubes, wear-resistant liners, and precision parts for automation equipment.
5. Service Guarantee
5.1 Comprehensive Warranty Coverage
We offer a robust 10-Year Limited Warranty on our core Talc Porcelain tableware and bakeware collections, covering defects in material or workmanship under normal household use. This extensive protection far exceeds industry standards.
5.2 "No-Hassle" Breakage Replacement Program
Our exclusive "First-Year Oops!" Replacement Promise ensures that within the first 365 days, any chipped, cracked, or broken item will be replaced once, free of charge – reflecting our confidence in product strength.
5.3 Dedicated Expert Support & Consultation
Access to our "Porcelain Care Concierge" service provides product specialist advice on cleaning, thermal shock prevention, and collection mixing guidance.
5.4 Full-Lifecycle Quality Traceability
Each batch carries a unique traceability code linking raw material lots, production processes, and test data. During warranty (18 months standard, 24 months for industrial-grade), we implement a "replace first, repair later" policy with 48-hour dispatch. Beyond warranty, lifelong cost-price maintenance and upgrades are available.
5.5 Industry-Specific Knowledge Empowerment
We regularly share application cases, performance optimization tips, and industry standard updates. Bulk purchasers receive free technical training on installation and fault prediction to maximize operational efficiency
6.Technical Specifications
Steatite Ceramic |
Item |
Index |
|
physical properties |
Rockwell hardness (HRA) |
≥75 |
|
volume density(g/cm3) |
2.6 |
|
Dielectric constant (ε r20℃, 1MHZ) |
5.5 |
|
electric volume resistivity(Ω.cm) |
1012 |
|
Breaking strength (Mpa) |
≥120 |
|
Elasticity modulus (GPa) |
80 |
|
thermal expansivity (m/K *10-6/℃) |
6.9 |
|
intensity of tension (Mpa) |
≥70 |
|
working temperature (℃) |
1000 |
Development History
Patents and certification
Package
We adopt scientific and standardized packaging solutions tailored to product characteristics to effectively prevent collision, extrusion, dust and moisture damage. With mature global transportation system and strict shipment inspection procedures, we ensure all products remain intact and stable during long-distance delivery, providing customers with safe, efficient and reliable one-stop logistics service.
Services
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