Genuine productsFactory-direct, or 10x refund
Momentum Conservation Cart Set
Brand：Jinri Lihua ｜ SKU：LT-913969
Request quoteMember price from ¥340.00 (log in) · Factory-direct · OEM/ODM & volume pricing
Size / capacity
能量守恒小车
✓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
- Low-friction carts make before/after speeds comparable
- Elastic and inelastic collision accessories included
- Matched pairs with swappable masses
Applications
- Momentum conservation investigations
- Elastic vs inelastic collisions
- Pre-air-track exercises
Usage Tips
- Level the track first
- Wipe wheels between trials
Selection Guide
- Start with 2 carts; 4 for richer combos
Purchase protection
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Fast dispatchFrom Shanghai Songjiang warehouse
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Breakage coverFree replacement within 48h
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Proper invoiceVAT invoice available
FAQ
Is it durable? Can lost parts be replaced?
Structural parts are metal or thickened for repeated classroom use; hooks, weights and small parts can be purchased separately.
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.