Hollow Block Machine Molds 2026: Premium Hollow Brick Molds Manufacturer Guide | DRAX

DRAX Mold is a leading Chinese manufacturer specializing in high-precision hollow block machine molds (also called hollow brick moulds). Our molds are designed for maximum durability, precise dimensions, and seamless compatibility with major block making machines including Zenith, Hess, Masa, Besser, Columbia, Qunfeng, QGM, Form Impianti, and more.

Hollow blocks are one of the most popular construction materials worldwide. Choosing the right mold significantly improves block strength, production speed, and your factory’s profitability. This comprehensive guide covers everything you need to know in 2026.

1. What Are Hollow Block Machine Molds?

Hollow block machine molds are the core tooling used in automatic and semi-automatic block production lines to form hollow concrete blocks. They feature multiple cavities that create voids inside the blocks, reducing weight while maintaining structural strength.

DRAX hollow block molds deliver ±0.5mm precision, easy demolding, and service life exceeding 100,000 production cycles.

Masa Hollow Concrete Block Machine Mold

2. Common Hollow Block Sizes & Specifications

Standard sizes we manufacture:

• 4 inch (100mm), 6 inch (150mm), 8 inch (200mm), 9 inch, 12 inch hollow blocks
• Common dimensions: 400×200×200mm, 400×150×200mm, 400×100×200mm, 390×190×190mm, etc.
• Cavity configurations: 2 cavities, 3 cavities, 4 cavities, 5+ cavities per mold

View All Hollow Block Molds →

drax hollow block machine mold

3. Why Choose DRAX Hollow Block Machine Molds

• Premium Materials: High manganese steel + alloy steel with carburizing heat treatment reaching 62 HRC surface hardness.
• Precision Engineering: 5-Axis CNC machining + high-precision grinding for perfect tolerances.
• Excellent Compatibility: Perfect fit for Zenith, Hess, Masa, Besser, Qunfeng, QGM, Form Impianti and other machines.
• Easy Release & High Output: Polished cavities and optimized taper angles reduce sticking and increase cycles per hour.
• Custom Solutions: Any block size, cavity layout, or machine brand — fully customized.

drax mold Production Process

4. Manufacturing Process for Hollow Block Molds

1. 3D design based on your machine model and block requirements
2. Premium steel material selection
3. 5-Axis CNC precision machining
4. High-precision grinding and polishing
5. Carburizing heat treatment (62 HRC)
6. Rigorous quality inspection
7. Anti-rust treatment and secure packaging

5. How to Choose the Best Hollow Block Mold

Key considerations in 2026:

• Material hardness and wear resistance
• Precision and dimensional accuracy
• Compatibility with your specific block machine
• Customization flexibility
• After-sales support and maintenance service

DRAX Advantage: German-level engineering standards at competitive Chinese prices, trusted by clients in Europe, Africa, Middle East, and Southeast Asia.

6. Maintenance Tips for Longer Mold Life

• Clean cavities thoroughly after each shift
• Apply high-quality release agent before production
• Inspect for wear and measure dimensions monthly
• Proper storage when not in use
• Avoid overloading or using abrasive materials

Read Full Maintenance Guide →

7. Real Customer Success Stories

• DRAX Hollow Block Molds for EURimpianti EBP-400 (Italy & Eastern Europe)
• Wear-Resistant Hollow Block Mold for Qunfeng QFT10-15 (Southeast Asia)

Frequently Asked Questions (FAQ)

Do DRAX hollow block molds support major international machines?

Yes. We specialize in molds for Zenith, Besser, Hess, Masa, Columbia, Qunfeng, QGM, Form Impianti and many others. View Compatible Machines →

What is the typical service life of your hollow block molds?

Over 100,000 production cycles with proper maintenance.

Can you make custom hollow block molds for special sizes?

Absolutely. Just provide your required block dimensions and machine model — we deliver perfect-fit custom molds.

How do I get a quote for hollow block machine molds?

Contact us with your machine brand, block size, and quantity needs. We usually reply within 12 hours.

This guide is continuously updated. Last updated: June 2026.