Genuine productsFactory-direct, or 10x refund
Volume Unit Demonstration Blocks (J20529)
Brand：Jinri Lihua ｜ SKU：LT-505376
Request quoteMember price from ¥50.00 (log in) · Factory-direct · OEM/ODM & volume pricing
✓Ships from Shanghai stock✓Shock-proof packing · breakage replacement✓Official invoice✓Volume pricing / net terms
Specifications
| Brand | Jinri Lihua |
|---|---|
| Material | General lab material |
| Options | 1 variants |
Product Details
Key Features
- J20529 standard concretizes 1 dm³ = 1 L = 1000 cm³
- Precise nesting of blocks — no size error feel
- Clear edge markings for counting
Applications
- Volume-unit conversion teaching
- Building liter/milliliter concepts
- Upper-primary math demos
Usage Tips
- Build small units first, then convert
- Verify 1 dm³ by pouring water live
Selection Guide
- A must-have in math toolkits
Purchase protection
✓
✓
Fast dispatchFrom Shanghai Songjiang warehouse
✓
Breakage coverFree replacement within 48h
✓
Proper invoiceVAT invoice available
FAQ
Can the model be disassembled and rebuilt?
Yes, ball-and-stick and frame models reassemble repeatedly for different bond angles and solids; replacement parts available, ideal for group work.
Is this in stock? How fast do you ship?
Yes, usually in stock. Orders placed on workdays (8:30-17:30 GMT+8) ship within 48 hours from our Shanghai warehouse; for bulk orders please confirm stock and lead time with us first.
Do you provide invoices (fapiao) and accept bank transfer?
Yes. We issue regular and special VAT invoices and accept corporate bank transfer; leave your invoice details in the order note.